Nutrition & Food Science最新文献

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The comprehensive mechanistic insight into the effects of vitamin D on dementia – a review 维生素D对痴呆症影响的综合机制研究综述
IF 1.2
Nutrition & Food Science Pub Date : 2021-11-18 DOI: 10.1108/nfs-08-2021-0256
J. Jafarzadeh, L. Payahoo, M. Yousefi, A. Barzegar
{"title":"The comprehensive mechanistic insight into the effects of vitamin D on dementia – a review","authors":"J. Jafarzadeh, L. Payahoo, M. Yousefi, A. Barzegar","doi":"10.1108/nfs-08-2021-0256","DOIUrl":"https://doi.org/10.1108/nfs-08-2021-0256","url":null,"abstract":"\u0000Purpose\u0000This paper aims to depict the mechanistic role of vitamin D on dementia prevention, relief of the severity and the complication of the disease. All papers indexed in scientific databases, including Scopus, Elsevier, PubMed, Embase and Google Scholar between 2000 and 2021 were extracted and discussed. To present the mechanistic role of vitamin D in declining the severity of dementia, keywords including dementia, vitamin D, oxidative stress, inflammation, amyloid beta-Peptides were used.\u0000\u0000\u0000Design/methodology/approach\u0000Dementia is a prevalent cognitive disorder worldwide, especially in elderly people, which is accompanied by serious disabilities. Besides genetic, biological and lifestyle factors are involved in the incidence of dementia. An unhealthy diet along with micronutrient deficiencies are among modifiable factors. Vitamin D is one of the important micronutrients in brain health. Besides the involvement in gene expression, bone mineralization, apoptosis, inflammation, skeletal maturation, neurotropic action and hemostasis of phosphate and calcium, vitamin D also exerts neuroprotective effects via genomic and non-genomic pathways.\u0000\u0000\u0000Findings\u0000Vitamin D up-regulates the expression of various genes involved in dementia incidence via various mechanisms. Decreasing oxidative stress and the neuro-inflammatory cytokines levels, regulation of the expression of alternated Proteins including Tau and Amyloid-ß, calcium homeostasis in the central nervous system and also vascular are considered main mechanisms.\u0000\u0000\u0000Originality/value\u0000Considering the importance of diet in preventing dementia, adherence to a healthy diet that provides essential nutrients to brain function seems to be urgent. Controlling serum levels of vitamin D periodically and providing vitamin D by related sources or supplements, if there is a deficiency, is recommended. Future studies are needed to clarify other related mechanisms.\u0000","PeriodicalId":19376,"journal":{"name":"Nutrition & Food Science","volume":" ","pages":""},"PeriodicalIF":1.2,"publicationDate":"2021-11-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"42501321","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Ephedra alata extracts exerts anti-obesity, anti-hyperglycemia, anti-antipyretic and analgesic effects 麻黄提取物具有抗肥胖、抗高血糖、抗解热镇痛作用
IF 1.2
Nutrition & Food Science Pub Date : 2021-11-18 DOI: 10.1108/nfs-03-2021-0086
Mohamed Tiss, Zoubeida Souiy, L. Achour, K. Hamden
{"title":"Ephedra alata extracts exerts anti-obesity, anti-hyperglycemia, anti-antipyretic and analgesic effects","authors":"Mohamed Tiss, Zoubeida Souiy, L. Achour, K. Hamden","doi":"10.1108/nfs-03-2021-0086","DOIUrl":"https://doi.org/10.1108/nfs-03-2021-0086","url":null,"abstract":"\u0000Purpose\u0000This study paper aims to evaluate the Phytochemical Composition, anti-obesity, anti-antipyretic and analgesic effect of Ephedra alata (Ea) extracts.\u0000\u0000\u0000Design/methodology/approach\u0000Obesity was induced in male Wistar rats through a high-fat/fructose diet (HF/FD). Control rats received a standard diet.\u0000\u0000\u0000Findings\u0000Results of this study showed that the Ea methanol extract (MEEa) exhibited a prominent selective inhibitory effect against lipase activity (IC50 = 1.29 mg/ml) as compared to water and ethyl acetate extracts (with IC50 = 1.63 and 1.89, respectively). Also, MEEa exert antipyretic and analgesic activities. In high-fat-high-fructose diet rats, the administration of MEEa inhibited lipase activity in the intestine, pancreas and serum by 53%, 40% and 53%, respectively. It was found to significantly decrease body weight by 20% (p = 0.09) and delay the absorption of triglycerides (TG), total cholesterol (TC), LDL-cholesterol (LDL-C) and increase HDL-cholesterol (HDL-C). In addition, MEEa efficiently decreased a-amylase activity in the intestine, pancreas and serum by 43%, 26% and 46%, respectively, and blood glucose level by 35% (p = 0.06).\u0000\u0000\u0000Originality/value\u0000To the best of the authors’ knowledge, this study demonstrates for the first time that MEEa are efficient in preventing obesity and hyperglycemia, pain and fever.\u0000","PeriodicalId":19376,"journal":{"name":"Nutrition & Food Science","volume":" ","pages":""},"PeriodicalIF":1.2,"publicationDate":"2021-11-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"46262230","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
The effect of Aloe vera powder on anthropometric and metabolic syndrome’s indices in patients with type 2 diabetes: a randomized, double-blinded controlled clinical trial 芦荟粉对2型糖尿病患者人体测量和代谢综合征指标的影响:一项随机双盲对照临床试验
IF 1.2
Nutrition & Food Science Pub Date : 2021-11-18 DOI: 10.1108/nfs-06-2021-0175
Najme Zareian, R. Taheri, Mohammad Hossein Borgei, S. Babajafari, Hamid Mosallanezhad, M. Nikoo, R. Barati‐Boldaji
{"title":"The effect of Aloe vera powder on anthropometric and metabolic syndrome’s indices in patients with type 2 diabetes: a randomized, double-blinded controlled clinical trial","authors":"Najme Zareian, R. Taheri, Mohammad Hossein Borgei, S. Babajafari, Hamid Mosallanezhad, M. Nikoo, R. Barati‐Boldaji","doi":"10.1108/nfs-06-2021-0175","DOIUrl":"https://doi.org/10.1108/nfs-06-2021-0175","url":null,"abstract":"\u0000Purpose\u0000It is well accepted that diabetes is associated with heart diseases and hyperlipidemia as a risk factor. In traditional medicines, some herbs such as Aloe vera seem to be effective in controlling diabetes. Owing to lack of human studies, this study aims to examine the effect of Aloe vera consumption on fasting blood sugar (FBS), lipid profiles and body composition in type 2 diabetic patients.\u0000\u0000\u0000Design/methodology/approach\u0000This double-blind, placebo-controlled trial study was conducted in 2019, in Shiraz, Iran. A total of 56 diabetic subjects were randomized by block randomization to receive a daily supplement of 1,000 mg Aloe vera powder capsules (n = 28) or placebo (n = 28) for eight weeks. At baseline and after eight weeks of treatment, dietary intake and physical activity were assessed by three-day food recall and international physical activity questionnaire. Meanwhile, after an overnight fasting, FBS and lipid profiles were measured. Blood pressure and anthropometric parameters were assessed in the beginning and the end of the study. Independent t-tests were used for between-group analysis and paired t-tests for within-group analysis.\u0000\u0000\u0000Findings\u0000After intervention, weight, body mass index and waist circumference significantly decreased in comparison to the placebo group (p-value: < 0.001, 0.001 and 0.02). Although, FBS, total triglyceride and systolic blood pressure decreased significantly (p-value: 0.03, 0.001 and 0.01), no change has been seen in low density lipoprotein, high density lipoprotein and total cholesterol blood level and diastolic blood pressure.\u0000\u0000\u0000Research limitations/implications\u0000The limitations of this study are the short study duration and lack of Aloe vera powder’s ingredient analysis.\u0000\u0000\u0000Originality/value\u0000This study is one of few human studies investigating the effect of Aloe vera on metabolic syndrome’s indices in diabetic patients. Because pharmacological therapy is tough, not comfort and correlated with potential adverse drug interactions, it is important to find an alternative or complementary measure to aid the diabetic patients. This study shows that Aloe vera has positive effect on body weight and blood sugar.\u0000","PeriodicalId":19376,"journal":{"name":"Nutrition & Food Science","volume":" ","pages":""},"PeriodicalIF":1.2,"publicationDate":"2021-11-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"45908662","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Dietary habits and nutritional status in students of the university corporation Rafael Núñez, Cartagena-Colombia 哥伦比亚卡塔赫纳Rafael Núñez大学公司学生的饮食习惯和营养状况
IF 1.2
Nutrition & Food Science Pub Date : 2021-11-17 DOI: 10.1108/nfs-05-2021-0164
Fabián Espitia-Almeida, Martha Mora-García, Alexandra Coquel-Bru, Christian Orozco-Sánchez
{"title":"Dietary habits and nutritional status in students of the university corporation Rafael Núñez, Cartagena-Colombia","authors":"Fabián Espitia-Almeida, Martha Mora-García, Alexandra Coquel-Bru, Christian Orozco-Sánchez","doi":"10.1108/nfs-05-2021-0164","DOIUrl":"https://doi.org/10.1108/nfs-05-2021-0164","url":null,"abstract":"\u0000Purpose\u0000This paper aims to determine the eating habits and physical activity in students of the Rafael Núñez University.\u0000\u0000\u0000Design/methodology/approach\u0000Descriptive cross-sectional study, based on the application of a survey on eating habits and physical activity. Furthermore, height, weight, hip circumference and abdominal circumference were also recorded.\u0000\u0000\u0000Findings\u0000Total, 170 students were included, 29 (17.1%) males and 141 (82.9%) females, with a mean age of 20.0 ± 5.2 years. Among the students, 22 (12.9%) were underweight, 95 (55.9%) were normal weight, 40 (23.5%) were overweight and 13 (7.7%) with obesity. Regarding eating habits, the majority preferred to consume three daily meals: breakfast 140 (82.3%), lunch 170 (100%) and dinner 96 (56.5%). Regarding fruits intake, 18 (15.9%) males reported consuming them seven days a week, and 54 (31.2 %) females reported consuming them occasionally. In physical activity, most of the population (n = 103, 60.6%) exercises with a frequency of one to three days/week.\u0000\u0000\u0000Originality/value\u0000The authors’ work is original and has not been sent to another magazine.\u0000","PeriodicalId":19376,"journal":{"name":"Nutrition & Food Science","volume":" ","pages":""},"PeriodicalIF":1.2,"publicationDate":"2021-11-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"48966121","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Stunting and its associated factors in children aged 6–59 months in Ilubabor zone, Southwest Ethiopia 埃塞俄比亚西南部Ilubabor地区6-59个月儿童发育迟缓及其相关因素
IF 1.2
Nutrition & Food Science Pub Date : 2021-11-17 DOI: 10.1108/nfs-07-2021-0227
A. Zewdie, E. Negash, Dereje Tsegaye
{"title":"Stunting and its associated factors in children aged 6–59 months in Ilubabor zone, Southwest Ethiopia","authors":"A. Zewdie, E. Negash, Dereje Tsegaye","doi":"10.1108/nfs-07-2021-0227","DOIUrl":"https://doi.org/10.1108/nfs-07-2021-0227","url":null,"abstract":"\u0000Purpose\u0000Stunting, which refers to low height-for-age, is one of the most important public health problems in Ethiopia, and it more accurately reflects nutritional deficiencies and illness that occur during the most critical periods for growth and development in early life. Given this, this paper aims at determining the magnitude and factors associated with stunting among 6–59 month old children in Ilubabor Zone, Southwest Ethiopia.\u0000\u0000\u0000Design/methodology/approach\u0000This paper opted for a descriptive study using an interviewer-administered questionnaire and anthropometric measurements of 617 children aged 6–59 months. A systematic random sampling technique was used to select the study participants. Data was analyzed using Statistical Package for Social Sciences (SPSS) version 25 and World Health Organization (WHO) Anthro software. Multivariate logistic regression analysis was used to identify independent predictors of stunting.\u0000\u0000\u0000Findings\u0000About 33.7% of children aged 6–59 months included in this study were stunted. The proportion of moderate and severe stunting among the stunted children was 26.4% and 7.3%, respectively. Large family size (AOR = 4.0; 95% confidence interval [CI]: 2.5, 6.4), low dietary diversity score (AOR = 7.8; 95% CI: 4.6, 13.0) and household food insecurity (AOR = 16.4; 95% CI: 10.0, 26.7) were independent predictors of stunting.\u0000\u0000\u0000Research limitations/implications\u0000Reporting and recall bias related to food groups consumed over the past seven days and seasonal variation may affect the findings related to factors associated with stunting.\u0000\u0000\u0000Practical implications\u0000Globally, it is estimated that nearly 165 million children under the age of five are stunted. Outcomes associated with stunting include increased risk of mortality, increased disease risk, developmental delays, diminished ability to learn and lower school achievement and reduced lifelong productivity. So, determining the level of stunting in a particular community is important to design strategies for curbing the contributing factors.\u0000\u0000\u0000Originality/value\u0000This study’s community-based design yields a representative sample of study subjects in the Hurumu district, which is valuable for intervention methods and actions. Standardized tools that are validated for use by the World Health Organization are used. Besides, anthropometric data were analyzed using the updated WHO Anthro software.\u0000","PeriodicalId":19376,"journal":{"name":"Nutrition & Food Science","volume":" ","pages":""},"PeriodicalIF":1.2,"publicationDate":"2021-11-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"47168353","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Comparative study of antioxidant and antimicrobial activity of different parts of lemongrass leaves and their application in the functional drink 柠檬草叶不同部位抗氧化、抗菌活性的比较研究及其在功能饮料中的应用
IF 1.2
Nutrition & Food Science Pub Date : 2021-11-04 DOI: 10.1108/nfs-08-2021-0237
Muhammad Abbas Ranjah, A. Ismail, M. Waseem, Saira Tanweer, Baila Ahmad, T. Mehmood, Faiz-ul-Hassan Shah, Z. Ahmad, M. Hussain, T. Ismail
{"title":"Comparative study of antioxidant and antimicrobial activity of different parts of lemongrass leaves and their application in the functional drink","authors":"Muhammad Abbas Ranjah, A. Ismail, M. Waseem, Saira Tanweer, Baila Ahmad, T. Mehmood, Faiz-ul-Hassan Shah, Z. Ahmad, M. Hussain, T. Ismail","doi":"10.1108/nfs-08-2021-0237","DOIUrl":"https://doi.org/10.1108/nfs-08-2021-0237","url":null,"abstract":"\u0000Purpose\u0000This study aims to compare the antioxidant and antimicrobial activity of different parts (tip, mid and base portion) of lemongrass leaves for application as a natural ingredient in the functional drink.\u0000\u0000\u0000Design/methodology/approach\u0000Lemongrass leaf powder was prepared from different parts of leaves and evaluated for nutritional composition. Additionally, the extracts of different portions of lemongrass leaves were analyzed for total phenolics, free radical scavenging activities, ferric reducing antioxidant potential (FRAP) and antimicrobial activities for their application in food products.\u0000\u0000\u0000Findings\u0000Tip portion of lemongrass leaf anticipated significantly (p < 0.05) higher contents of ash, protein, calcium, potassium and iron i.e. 6.2 mg/100 g, 18 mg/100 g, 340 ppm, 819 ppm and 32 ppm, respectively. Maximum (p < 0.05) phenolics (14.7 mg GAE/100 g), 2,2-diphenyl-1-picryl-hydroxyl (86.3%) and FRAP (200 mmol/100 g) were observed in lemongrass leaf tip methanolic extracts. Moreover, lemongrass leaf tip hydro-methanolic extracts portrayed maximum zone of inhibition against E. coli and Staphylococcus aureus i.e. 16.7 and 18.2 mm, respectively.\u0000\u0000\u0000Practical implications\u0000This study demonstrated higher antimicrobial and antioxidant activities of the tip of lemongrass leaves as compared with mid and base portions, hence suggesting its role in the improvement of physicochemical, antimicrobial and antioxidant properties of food products. Consequently, the application of lemongrass methanolic extract up to 10% remarkably enhanced the nutritional value and sensorial acceptance of the beverages.\u0000\u0000\u0000Originality/value\u0000The present research draws evidence from laboratory analysis of fresh lemongrass grown in Pakistan. The findings suggest that lemongrass methanolic extracts could be used as a nutritionally rich source of antioxidant activity in functional drinks.\u0000","PeriodicalId":19376,"journal":{"name":"Nutrition & Food Science","volume":" ","pages":""},"PeriodicalIF":1.2,"publicationDate":"2021-11-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"47768700","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Effects of Gongronema latifolium Benth and Celosia argentea Linn supplemented diet on the hepatic and cardiac functions of high-fat diet-induced hyperlipidemic rats 锦葵和锦葵对高脂饮食诱导的高脂血症大鼠肝功能和心功能的影响
IF 1.2
Nutrition & Food Science Pub Date : 2021-10-29 DOI: 10.1108/nfs-03-2021-0099
Abimbola Abiodun Adeyemi-Doro, S. Salawu, A. Akindahunsi
{"title":"Effects of Gongronema latifolium Benth and Celosia argentea Linn supplemented diet on the hepatic and cardiac functions of high-fat diet-induced hyperlipidemic rats","authors":"Abimbola Abiodun Adeyemi-Doro, S. Salawu, A. Akindahunsi","doi":"10.1108/nfs-03-2021-0099","DOIUrl":"https://doi.org/10.1108/nfs-03-2021-0099","url":null,"abstract":"\u0000Purpose\u0000The purpose of this study is to assess the effects of two green leafy vegetables (Gongronema latifolium and Celosia argentea) on the hepatic biomarkers [Alanine Aminotransferase (ALT) and Aspartate Aminotransferase (AST)], cardiac biomarkers [Creatine Kinase (CK) and Lactate Dehydrogenase (LDH)] and histopathology of the heart of high-fat diet-induced hyperlipidemic rats, with the aim of evaluating the vegetables as functional foods.\u0000\u0000\u0000Design/methodology/approach\u0000Experimental diets consisted of Control Diet (CD), High-Fat Diet (HFD), High-Fat Diet with Blanched Celosia argentea (HCB), High-Fat Diet with Unblanched Celosia argentea (HCU), High-Fat diet with Blanched Gongronema latifolium (HGB) and High-Fat Diet with Unblanched Gongronema latifolium (HGU). Seventy-five albino male rats (weighing 180–200 g) were used. The animals were divided into 15 groups of five albino rats each. Animals in Groups 1, 2 and 3 were fed with CD, HFD only and HFD with Atorvastin (5 mg/kg b.w), respectively. Animals in Groups 4, 5 and 6 were fed with 5, 10 and 15% HCB, respectively. Animals in Groups 7, 8 and 9 were fed with 5, 10 and 15% HCU, respectively, whereas animals in Groups 10, 11 and 12 were fed with 5, 10 and 15% HGB, respectively, and animals in Groups 13, 14 and 15 were fed with 5, 10 and 15% diet-inclusion of HGU, respectively.\u0000\u0000\u0000Findings\u0000The incorporation of the vegetal matter into the diet brought about a significant reduction (p = 0.05) in the activities of ALT, AST, CK and LDH when compared with HFD. However, the histological examination showed no pathological lesion, only at 15% inclusion of the vegetables.\u0000\u0000\u0000Originality/value\u0000The paper established that the incorporation of Celosia argentea and Gongronema latifolium into diet, most especially at 15% inclusion, may serve as functional food in the management of hyperlipidemia and associated complications.\u0000","PeriodicalId":19376,"journal":{"name":"Nutrition & Food Science","volume":" ","pages":""},"PeriodicalIF":1.2,"publicationDate":"2021-10-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"43764720","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Green tea might be effective in alleviating COVID-19 associated psychiatric complications: preliminary results from a pilot randomized controlled trial 绿茶可能有效缓解新冠肺炎相关的精神并发症:一项试点随机对照试验的初步结果
IF 1.2
Nutrition & Food Science Pub Date : 2021-10-27 DOI: 10.1108/nfs-08-2021-0258
M. Mahdavi-Roshan, A. Salari, Eshagh Mohammadyari, Tofigh Yaghubi Kalurazi, A. Pourkazemi, Azin Vakilpour, M. Rahbar Taramsari, Zeinab Ghorbani
{"title":"Green tea might be effective in alleviating COVID-19 associated psychiatric complications: preliminary results from a pilot randomized controlled trial","authors":"M. Mahdavi-Roshan, A. Salari, Eshagh Mohammadyari, Tofigh Yaghubi Kalurazi, A. Pourkazemi, Azin Vakilpour, M. Rahbar Taramsari, Zeinab Ghorbani","doi":"10.1108/nfs-08-2021-0258","DOIUrl":"https://doi.org/10.1108/nfs-08-2021-0258","url":null,"abstract":"\u0000Purpose\u0000It is argued that COVID-19 patients show various neuropsychiatric symptoms, including fatigue, depression and anxiety. On the other hand, epidemiological and experimental evidence indicated that green tea could potentially have antiviral effects and ameliorate psychiatric disorders. However, there is a lack of clinical evidence. The purpose of this study was to investigate whether drinking green tea can clinically improve psychiatric complications of COVID-19 infection.\u0000\u0000\u0000Design/methodology/approach\u0000This study included 40 patients with laboratory confirmed mild-to-moderate COVID-19 disorder in the current randomized open-label controlled trial. Patients were instructed to include three cups/day of green tea (intervention) or black tea (control) to their usual diet for four weeks immediately after diagnosis of the disease. At the study baseline and after the intervention, the enrolled patients’ fatigue, depression and anxiety were assessed by the Chalder Fatigue Scale, Beck Depression Inventory-Fast Screen and State-Trait Anxiety Inventory questionnaires.\u0000\u0000\u0000Findings\u0000A total of 19 COVID-19 cases in the intervention group (mean age = 52 years) and 14 cases (mean age = 50 years) in the control group completed the study. Analysis of covariance adjusted for baseline levels, and confounders revealed that those who consumed three cups/day of green tea compared to the patients who received black tea experienced significantly lower fatigue, depression and state and trait anxiety levels (adjusted means for fatigue = 12.3 vs 16.2 (P = 0.03), depression = 0.53 vs 1.8 (P = 0.01), 37.4 vs 45.5 (P < 0.01) and 37.9 vs 45.2 (P < 0.01)).\u0000\u0000\u0000Research limitations/implications\u0000The open-label design may bias the evaluation of the self-reported status of fatigue, depression or anxiety as the main outcomes assessed. Moreover, as this study did not include patients with severe COVID-19, this might affect the generalizability of the present results. Thus, the recommendation of daily drinking green tea may be limited to the subjects diagnosed with mild-to-moderate type of infection or those with long-term neuropsychiatric complications owing to COVID-19. Besides, considering the ethical issues, this study could not exclude the drug therapy’s confounding effects; thereby, this point should be considered when interpreting the current results. Besides, it is worth noting that Guilan province in the north of Iran is recognized as a tea (and particularly green tea) producing region; thereby, it is an available and relatively inexpensive product. Considering this issue, the recommendation to consume this medicinal plant in adjunct to the routine treatment approach among patients with mild-to-moderate COVID-19 based on its beneficial effects may be widely accepted.\u0000\u0000\u0000Practical implications\u0000Green tea consumption could be considered an option to combat COVID-19 associated psychological complications, including fatigue, depression and anxiety among patients suffering from mil","PeriodicalId":19376,"journal":{"name":"Nutrition & Food Science","volume":" ","pages":""},"PeriodicalIF":1.2,"publicationDate":"2021-10-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49108521","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effect of processing method on quality characteristics of harit soybean (glycine max): in vitro protein digestibility, hplc, ftir analysis 加工方法对大豆品质特性的影响:体外蛋白质消化率、高效液相色谱、红外光谱分析
IF 1.2
Nutrition & Food Science Pub Date : 2021-10-25 DOI: 10.1108/nfs-07-2021-0212
Deepika Kathuria, A. Dhiman, S. Attri, Manish Kumar
{"title":"Effect of processing method on quality characteristics of harit soybean (glycine max): in vitro protein digestibility, hplc, ftir analysis","authors":"Deepika Kathuria, A. Dhiman, S. Attri, Manish Kumar","doi":"10.1108/nfs-07-2021-0212","DOIUrl":"https://doi.org/10.1108/nfs-07-2021-0212","url":null,"abstract":"\u0000Purpose\u0000Soybean is potentially a rich source of protein and lipids along with isoflavone. However, the use of soybean is limited due to presence of anti-nutritional factors such as trypsin inhibitor, phytic acid, etc. The present study aimed at evaluation of Harit soya seeds of different treatments such as soaking, dehulling, germination, soaking+roasting and roasting in order to enhance its quality.\u0000\u0000\u0000Design/methodology/approach\u0000Harit soya seeds were utilized were soaked overnight and subjected for dehulling, germination for 3 days as well as roasting followed by drying to obtain fine powder for quality evaluation.\u0000\u0000\u0000Findings\u0000Dehulling and germination produce significant (p < 0.01) increase in protein, crude fiber, total chlorophyll, ascorbic acid, total phenolics, flavonoids and isoflavones while fat was decreased non-significantly. The highest value of 12.4 mg/100g, 5.3 mgGAE/g and 6.6 mg/g for ascorbic acid, total phenolics and isoflavones was found in germinated seeds. Also, the effect of soaking, roasting and their combination lead to significant decrease in the functional properties of the seeds. Anti-nutritional factors were significantly (p < 0.01) reduced in all forms of treated seeds while pepsin and trysin digestibility was enhanced during soaking, dehulling and germination with maximum value of 72.6 and 25.8%, respectively in germinated seeds.\u0000\u0000\u0000Originality/value\u0000Improvement in quality of evergreen variety of soybean using cost effective traditional methods\u0000","PeriodicalId":19376,"journal":{"name":"Nutrition & Food Science","volume":" ","pages":""},"PeriodicalIF":1.2,"publicationDate":"2021-10-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"47274440","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Vitamin D status and dietary intake in young university students in the UK 英国年轻大学生维生素D状况与饮食摄入
IF 1.2
Nutrition & Food Science Pub Date : 2021-10-24 DOI: 10.1108/nfs-07-2021-0201
Honglin Dong, Viktorija Asmolovaite, Nareen Marseal, Maryam Mearbon
{"title":"Vitamin D status and dietary intake in young university students in the UK","authors":"Honglin Dong, Viktorija Asmolovaite, Nareen Marseal, Maryam Mearbon","doi":"10.1108/nfs-07-2021-0201","DOIUrl":"https://doi.org/10.1108/nfs-07-2021-0201","url":null,"abstract":"\u0000Purpose\u0000Vitamin D deficiency is prevalent worldwide. This paper aims to investigate the vitamin D status and dietary intake in young university students.\u0000\u0000\u0000Design/methodology/approach\u0000Forty-one healthy students aged 18–29 years from Coventry University UK were recruited during January-February 2019, including white Caucasians (n = 18), African-Caribbeans (n = 14) and Asians (n = 9). Plasma 25(OH)D concentrations were measured and dietary vitamin D intake was determined. Chi-square and simple linear regression were used to analyse the data.\u0000\u0000\u0000Findings\u0000The plasma 25(OH)D concentrations were (36.0 ± 22.2) nmol/L in all subjects, (46.5 ± 25.3) nmol/L in white Caucasians, (22.6 ± 7.4) nmol/L in African-Caribbeans and (37.4 ± 21.7 nmol/L) in Asians. The majority (85.7%) of African-Caribbeans were vitamin D deficient compared with 22.2% of white Caucasians and 33.3% of Asians (p = 0.001). Overweight/obese subjects showed a significant higher proportion of vitamin D deficiency (65%) than normal weight subjects (28.6%) (p = 0.04). The average dietary vitamin D intake in all subjects was (4.6 ± 3.9) µg/day. Only 12.1% of the subjects met the recommended dietary vitamin D intake of 10 µg/day. Dietary vitamin D intake (p = 0.04) and ethnicity (p = 0.01) were significant predictors of 25(OH)D levels and accounted for 13% and 18.5% of 25(OH)D variance, respectively.\u0000\u0000\u0000Research limitations/implications\u0000This small-scale study showed an alarmingly high prevalence of vitamin D deficiency among subjects from African-Caribbean origin during wintertime. Education programs and campaigns are urgently needed to fight the vitamin D deficiency in this population.\u0000\u0000\u0000Originality/value\u0000The targeted population were in a critical period of transition from adolescence toward adulthood involving in changes in behaviours and nutrition.\u0000","PeriodicalId":19376,"journal":{"name":"Nutrition & Food Science","volume":" ","pages":""},"PeriodicalIF":1.2,"publicationDate":"2021-10-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"43950171","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
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