scholarly journals Efficacy of oral Vitamin D supplementation in reducing body mass index and lipid profile in adolescents and young adults in Colombia

Medicine ◽  
2020 ◽  
Vol 99 (35) ◽  
pp. e21722
Author(s):  
Norma C. Serrano ◽  
Sandra L. Romero ◽  
Diana P. Suárez ◽  
Lyda Z. Rojas ◽  
Edna Magaly Gamboa-Delgado ◽  
...  
QJM ◽  
2020 ◽  
Vol 113 (Supplement_1) ◽  
Author(s):  
N A Mohamed ◽  
A A Seif ◽  
M S Abdelhamid ◽  
R S A Eissa

Abstract Background Obesity is a worldwide problem and is a major risk factor for chronic diseases. The relation between obesity and vitamin D is not completely understood. Obesity is associated with vitamin D insufficiency. Some studies claim that vitamin D may reduce lipogenesis and others claim that vitamin D can promote adipogenesis. Aim of the study This study was planned to evaluate the effect of alteration in vitamin D level on body weight and adipose tissue metabolism in an obese rat model. Methods 32 Female Albino-rats were randomly allocated into: control group (C, n = 8), fed on control diet containing 1000 IU vitamin D/kg diet, and a high caloric diet group (HCD, n = 32). The HCD group was further subdivided into 3 groups according to the vitamin D dose into: standard vitamin D dose group (HCD+SVD) containing 1000 IU vitamin D/kg diet, low vitamin D dose group (HCD+LVD) containing 25 IU vitamin D/kg diet and high vitamin D dose group (HCD+HVD) containing 5169 IU vitamin D/kg diet. Body mass index, serum vitamin D, glucose, lipid profile, TNF-α and adipose tissue UCP-1 were measured. Different fat depots were weighed and histopathologically assessed. Results HCD+HVD group showed a significant increase in the final body mass index and in the different fat depot weights compared to all groups. Compared to the HCD+SVD group, the HCD+HVD group showed significantly lower serum total cholesterol and LDL-c levels, while it showed a non-significant change in serum glucose, TNF-α and visceral adipose tissue UCP-1. A significant negative correlation was found between serum 25(OH)D and visceral adipose tissue UCP-1. HCD+LVD showed the highest visceral adipose tissue UCP-1 compared to all groups. Conclusion Vitamin D promoted adiposity and decreased visceral adipose tissue UCP-1 but improved the associated derangements in lipid profile.


2015 ◽  
Vol 3 (4) ◽  
pp. 21-25
Author(s):  
Taru Gupta ◽  
Nupur Gupta ◽  
Leena Wadhwa ◽  
Sarika Arora ◽  
Jyoti Bagla ◽  
...  

INTRODUCTION: Obesity is associated with alteration in the vitamin D levels and has been related to vitamin D status. Lower vitamin D levels in higher BMI individuals may be secondary to an alteration in tissue distribution resulting from an increase in adipose mass. Therefore women with higher BMI need higher vitamin D supplementation as compared to women with BMI within normal range.  MATERIAL AND METHOD: This was a case control study carried out in Department of Obstetrics and Gynaecology, ESIC-PGIMSR, New Delhi from August 2012-April 2014. A total of 100 patients were divided into two equal groups (control and study groups of 50 each). Control group had women with singleton uncomplicated term normotensive pregnant women in labour while the study group comprised of term preeclamptic women in labour.In all the patients their BMI was analysed .Blood samples for vitamin D, serum calcium, serum phosphorus, serum parathormone, serum alkaline phosphatase levels were drawn and subsequently their levels were evaluated in cord blood; correlation studied between vitamin D & BMI. RESULTS: The mean BMI was relatively higher in the study group (26.34 ± 4.12)kg/m2 than in the control group ( 24.24 ± 3.13)kg/m2. Thus in our study a prevalence of higher BMI was seen in patients of preeclampsia. When all the 100 women are being considered, median vitamin D levels were found to be higher (6.6ng/ml) in normal BMI patients (n=55) as compared to levels (5.6ng/ml) in patients with higher BMI(n=45).  CONCLUSION: Vitamin D levels are related to maternal body mass index. Individuals with higher percentage body fat may require higher vitamin D intake to attain optimal 25(OH) D levels, compared with lean individuals and thereby may prevent pregnancy complications like Pre eclampsia.


2020 ◽  
Author(s):  
Richard Viskochil ◽  
Andreana N. Holowatyj ◽  
Dominik Ose ◽  
Benjamin Tingey ◽  
Dalton Wilson ◽  
...  

Author(s):  
Li Niu ◽  
Lindsay T. Hoyt ◽  
Sarah Pickering ◽  
Anne Nucci-Sack ◽  
Anthony Salandy ◽  
...  

Nutrients ◽  
2018 ◽  
Vol 10 (9) ◽  
pp. 1182 ◽  
Author(s):  
Shamaila Rafiq ◽  
Per Jeppesen

The deficiency of vitamin D is prevalent all over the world. Studies have shown that vitamin D may play an important role in the development of obesity. The current study was conducted to quantitatively evaluate the association between serum 25-(OH) vitamin D levels and the risk of obesity in both diabetic and non-diabetic subjects. A systematic review and meta-analysis of observational studies was carried out for that purpose. We searched the Medline, PubMed, and Embase databases throughout all of March 2018. A total of fifty five observational studies for both diabetic and non-diabetic subjects were finally included in the meta-analysis. The data were analyzed by comprehensive meta-analysis software version 3 and the random effects model was used to analyze the data. The meta-analysis showed an overall inverse relationship between serum vitamin D status and body mass index (BMI) in studies of both diabetic (r = −0.173, 95% = −0.241 to −0.103, p = 0.000) and non-diabetic (r = −0.152, 95% = −0.187 to −0.116, p = 0.000) subjects. The evidence of publication bias was not found in this meta-analysis. In conclusion, the deficiency of vitamin D is associated with an increased level of BMI in the studies of both diabetic and non-diabetic subjects. Reliable evidence from well-designed future randomized controlled trials is required to confirm the findings from observational studies and to find out the potential regulatory effects of vitamin D supplementation to lower BMI.


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