Effect of Vitamin D3 and Omega-3FA on Leptin and HbA1C With Vitamin D Deficiency

The Combined Effect of Vitamin D3 and Omega-3 Supplements on Serum Leptin and Glycated Hemoglobin (Hb A1C) Levels in Jordanian People With Vitamin D Deficiency.

The Combined effect of Vitamin D3 and Omega-3 supplements on serum leptin and Glycated hemoglobin (Hb A1C) levels in Jordanian people with vitamin D deficiency.

Nothing is published in the literature about effect of vitamin D3 (VD3) and omega-3 fatty acids (omega-3FA) on serum leptin and glycated hemoglobin ( HbA1C)

This study will be conducted to investigate effect of VD3 and omega-3FA alone and with each other on serum leptin and Glycated hemoglobin (Hb A1C) levels in Jordanian people with vitamin D deficiency.

This randomized, controlled clinical trial will be designed to test effects of 50,000 IU VD3 weekly and 1000 mg omega-3FA daily for eight weeks, separately and with each other, on on serum leptin and Glycated hemoglobin (Hb A1C) levels .

Inclusion Criteria:

• jordanian people aged 25-55
• medical diagnosis of vitamin D deficiency ( VD <25 ng/ ml)

Exclusion Criteria:

• Blood disorders including
• thalassemia
• sickle cell disease