IRCT20181002041206N1 IRCT 2018-10-31 Ahvaz University of Medical Sciences Assessment the effect of vitamin B6 supplementation on obesity and overweight Assessment of the effect of oral pyridoxine hydrochloride supplement on anthropometric measurements, body composition, visceral adiposity index, glycemic and lipidemic risk factors and serum levels of leptin and adiponectin in obese and overweight women 2018-10-12 anticipated 44 Complete https://irct.ir/trial/34220 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Used, Assignment: Parallel, Purpose: Treatment, Randomization description: Simple (assigning a person to a particular group completely randomly) using a random number table, Blinding description: The type of blindness in our study will be double-blind. Prior to the onset of the study, the box containing the relevant pills are coded A and B by an individual except the researcher, in order to blind the researcher about which supplement each group received. When delivering supplements to patients, some one except the researcher should locate the patient in either A or B group by random number table. In this study, the patients and researcher (who collecting data, assessing the outcome and analyzing the data) should be kept blind. 3 Obesity and overweight. Intervention 1: Intervention group: pyridoxine hydrochloride Supplement, 2 pills 40 mg per day for 8 weeks. Intervention 2: Control group: Placebo, starch, 2 pills 40 mg per day for 8 weeks. Undecided - It is not yet known if there will be a plan to make this available Justification or reason for indecision in sharing IPD is Undecided - It is not yet known if there will be a plan to make this available