I’ll try to look up the study, but I believe it’s 50,000 IU per week has been shown to increase testosterone in men. Worth considering for who’s concerned about this or just anyone who wants to boost already health levels for more energy, metabolism or other benefits in men (or trans women /s).

Edit: found it: https://pubmed.ncbi.nlm.nih.gov/21154195/

I’ll try to look up the study, but I believe it’s 50,000 IU per week has been shown to increase testosterone in men. Worth considering for who’s concerned about this or just anyone who wants to boost already health levels for more energy or other benefits.