IRCT20190305042939N3 IRCT 2022-11-10 Esfahan University of Medical Sciences Evaluating the effect of astaxanthin supplement on the levels of trace elements in patients with type 2 diabetes treated with metformin Evaluation the effect of astaxanthin supplementation on the plasma and cellular levels of magnesium, zinc, copper and selenium in patients with type 2 diabetes treated by metformin 2022-11-22 anticipated 50 Complete https://irct.ir/trial/65570 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Used, Assignment: Parallel, Purpose: Treatment, Randomization description: From among patients in the Isfahan Endocrine and Metabolism Center, 50 patients with type 2 diabetes who are merely treated with metformin are selected available and easy to use.Then, the names of the patients were entered into the SPSS software and using the software, they are randomly divided into two groups of 25 intervention and placebo groups, Blinding description: For this purpose, based on the supplement we used in this intervention, which is the softgel, the placebo is designed and the investigator is aware of the difference between the two, but the patients and the statistical counselor do not know this difference. 3 Type 2 Diabetes. Intervention 1: Intervention group: Astaxanthin supplement; For 8 weeks, they will receive one 10 mg astaxanthin soft gel tablet daily. Intervention 2: Control group: They will receive 1 placebo tablet containing starch daily 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 There is no further information.