Ask for details from the shop you are buying the products from if the supplements are suitable for you, if you are still unsure ask your doctor, don't take risks, your health is very important.
No. You shouldn't start using any form of supplements until after puberty.
Absolutely not. No, a 13-year-old should not take diet pills.
yes
If he or she is your 13-year-old, yes.
400 what?
absolutely not. it is not safe.
yes
The police will take a 13 year old into custody and return them to their home. You shouldn't do it
Not all 13 years old have a sufficient maturity and sense of responsibility that they could be entrusted with the care of a 7 year old, but some do.
13.
No
Im not sure?