If improved health and vitality is what you're after, you should also aim to get plenty of B12 through your food, incorporating health-promoting fortified foods like nutritional yeast, natural fortified cereal, and fortified plant milks into your diet (and maybe a few vegan gummy vitamins on top to help with specific issues)
Critically, the GSH/GSSG redox couple maintains the thiol groups of structural and enzymatic proteins in their reduced, functional state preventing irreversible oxidative cross-linking that would impair protein function
Copper peptides provide mild type 1 5-alpha reductase inhibition, which is complementary to finasteride's type 2 inhibition
This happens in our eggs, too
Minimize side effects by staying hydrated and resting adequately
Most of these side effects do not require medical attention and will resolve gradually