fb61bd32_Taking_Nutritional_Supplements__Reasons_for_Caution
[Clinical Problem] Obesity BMI >30kg/m2 [Potentially Harmful Nutrient] Vitamin A – retinol* Beta-carotene* Selenium >200 ug/day – Persistent use [Reasons for Caution] 
Both supplements might aggravate obesity-associated liver disease. Persistent use of selenium 200 ug/day for several years has been associated with a 55% increase the risk of type II diabetes and those who are prone should consider a lower dose schedule
Minor Contraindications to Taking Nutritional Supplements
Reasons for Caution