I used glutathione but don't side effects

benifits of glutathione whitening tablets  :
1. will effect the whole body and change skin color without different 
2. mostly works as anti-aging agents 
3. raise up your self confidience 
risks of using glutathione whitening tablets :
1. may effect the melanin substance that exist in hair or lips 
2. lack of melanin substance could lead to increase skin infection and disease because melanin substance have some defence role in skin system
3. whitening effect will stop directly after stopping using the injections 
general advices :
1. you better not use those kind of products , and if so , you must visit well reputiated cosmatics center and stick to your doctor advice 
2. drink plenty of water 
3. use the external herbal products without execcive use 
4. using skin care and sun-block products routinly