Can i use a topical ghk-cu serum and a retinol serum at the same time?

[ApeNet]

I ordered a topical GHK-Cu serum, a retinol serum, and some other stuff, and I was wondering if it's okay to use both GHK-Cu and retinol at the same time without any problems.

 

[ApeNet]

Bump

 

[kisslessvirgin]

noone is stopping you.