For choosing the right foundation, the local drug store had little test bottles from which you can drop some color on the skin to try out in-store (as well as a mirror and some remover and paper towels), so we really didn’t need to talk there to anyone find a decent color. (This might not be a universal concept though.)
That can work. We’ve been doing something similar: It’s slow gains (~8kg/year) but it worked for us.
Changes were:
All of this from some reading on the subject and self experimentation - I’m not a nutritionist, etc. 😊