Question

Why can you not always trust claims that say a supplement is "100% natural" and "safe”?

Answer 1

Because there is no evidence to support said claim and while it might be harmless to one person it could be potentially extremely dangerous to another.

Answer 2

Because supplements aren't always safe or harmless, Claims that you can eat all you want and still lose weight effortlessly just aren't true. They cant always be natural safe not everything it true in life.