Retinol and Retinoic Acid break down fast when they hit light, heat, and air, and Retinoic Acid can be pretty irritating on top of that
Of course some athletes take doses up to 1000mcg daily, but I would certainly never exceed this already borderline dose
Super B: Combines B1, B2, B3, B5, and B6 for comprehensive B-vitamin replenishment
As one of the functions of the testes is to produce testosterone, which maintains male characteristics and sexual function, this needs to be replaced with life long medication. However, the site does explain that HRT is usually required when one or both testicles have been removed, and can be applied in monthly injections, gels or patches