scholarly journals Role of vitamin D in energy and bone metabolism in postmenopausal women with type 2 diabetes mellitus: A 6-month follow-up evaluation

2017 ◽  
Vol 9 (1) ◽  
pp. 211-222 ◽  
Author(s):  
Makiko Ogata ◽  
Naoko Iwasaki ◽  
Risa Ide ◽  
Miho Takizawa ◽  
Mizuho Tanaka ◽  
...  
2014 ◽  
Vol 84 (1-2) ◽  
pp. 27-34 ◽  
Author(s):  
Nasser M. Al-Daghri ◽  
Khalid M. Alkharfy ◽  
Nasiruddin Khan ◽  
Hanan A. Alfawaz ◽  
Abdulrahman S. Al-Ajlan ◽  
...  

The aim of our study was to evaluate the effects of vitamin D supplementation on circulating levels of magnesium and selenium in patients with type 2 diabetes mellitus (T2DM). A total of 126 adult Saudi patients (55 men and 71 women, mean age 53.6 ± 10.7 years) with controlled T2DM were randomly recruited for the study. All subjects were given vitamin D3 tablets (2000 IU/day) for six months. Follow-up mean concentrations of serum 25-hydroxyvitamin D [25-(OH) vitamin D] significantly increased in both men (34.1 ± 12.4 to 57.8 ± 17.0 nmol/L) and women (35.7 ± 13.5 to 60.1 ± 18.5 nmol/L, p < 0.001), while levels of parathyroid hormone (PTH) decreased significantly in both men (1.6 ± 0.17 to 0.96 ± 0.10 pmol/L, p = 0.003) and women (1.6 ± 0.17 to 1.0 ± 0.14 pmol/L, p = 0.02). In addition, there was a significant increase in serum levels of selenium and magnesium in men and women (p-values < 0.001 and 0.04, respectively) after follow-up. In women, a significant correlation was observed between delta change (variables at six months-variable at baseline) of serum magnesium versus high-density lipoprotein (HDL)-cholesterol (r = 0.36, p = 0.006) and fasting glucose (r = - 0.33, p = 0.01). In men, there was a significant correlation between serum selenium and triglycerides (r = 0.32, p = 0.04). Vitamin D supplementation improves serum concentrations of magnesium and selenium in a gender-dependent manner, which in turn could affect several cardiometabolic parameters such as glucose and lipids.


2020 ◽  
Vol 154 (5) ◽  
pp. 151-156 ◽  
Author(s):  
Qingqing Zhang ◽  
Yucheng Wu ◽  
Yu Lu ◽  
Xiaoqiang Fei

2020 ◽  
Vol 10 (04) ◽  
pp. 222-235
Author(s):  
Eman S. Arafat ◽  
Inass M. Taha ◽  
Shahad W. Kattan ◽  
Nouf Abubakr Babteen ◽  
Iman Fawzy

2019 ◽  
Vol 4 (1) ◽  
pp. 1-9
Author(s):  
Naila Abdul Sattar ◽  
◽  
Fatma Hussain ◽  
Kathleen Gillespie ◽  
Siraj Udin Sajid ◽  
...  

2016 ◽  
Vol 117 (1) ◽  
pp. 5-17 ◽  
Author(s):  
Ivan Raška ◽  
Mária Rašková ◽  
Vít Zikán ◽  
Jan Škrha

The link between vitamin D and type 2 diabetes mellitus (T2DM) is intensively studied. This study aims to define the serum concentration of 25-hydroxyvitamin D (25-OH D) and to investigate the relationship between 25-OH D status, glycated hemoglobin (HbA1c) and body composition in postmenopausal women with T2DM and in non-diabetic controls. In this cross-sectional study, 75 women with T2DM and 32 control subjects were selected. Serum 25-OH D, intact parathyroid hormone (PTH), calcium, fasting glucose and HbA1c, were measured. The mean 25-OH D level was 21.4 ± 11.4 ng/ml (range 4.1–50.7 ng/ml) in diabetic women and 30.3 ± 9.4 ng/ml (range 10.8–54.2 ng/ml) in control group (p<0.001). The prevalence of hypovitaminosis D (< 30 ng/ml) was higher in vitamin D3 non-supplemented T2DM women (89% vs. 63% controls); the difference diminished in vitamin D3 (500–1000 IU per day) supplemented subgroups (45% diabetics vs. 42% controls). In T2DM women, 25-OH D levels were not associated to HbA1c, duration of diabetes, fasting glucose and PTH levels, however, 25-OH D levels negatively associated with body mass index (p=0.011), total body fat mass (p=0.005) and total body lean mass (p=0.004). The prevalence of hypovitaminosis D is higher in non-supplemented postmenopausal women with T2DM than in non-diabetic controls (89% vs. 63%). Obesity is a risk factor for vitamin D insufficiency in T2DM postmenopausal women. Further studies evaluating relationships between fat, muscle, bone and vitamin D metabolism in T2DM patients are warranted.


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