Can weihht gain supplements have side effects or skin

Patient: Can weihht gain supplements have side effects or skin colour damages or heart diseasesCan i take this supplement { serious mass }and i am 19 year old and my weight is 51 kg

Symptoms: Gain weight

Doctor: Thank you for writing to us.You have not told me which supplement you are using. Thus, I cannot tell you if the supp lement is dangerous or not. I however feel that they will be dangerous.Do write back to me with the name of the supplements and I will help you to check if it is safe. Do not take it without getting it checked.Hope this helps you.