• Total Testosterone
• Bioavailable Testosterone (AKA "Free and Loosely Bound")
• Free Testosterone (if Bioavailable T is unavailable)
• Estradiol (specify the Extraction Method, or "sensitive" assay for
D is 25-hydroxy-D or 25-OH-D. A serum B12 and ferritin would be wise.
Free T3 and Free T4 wouldn't hurt, if for no other reason than to have a base line for future reference. Same with CRP, Am (free) cortisol, DHEA, progesterone, and if you're doing a Free T3, a Reverse T3 would be a good check to see what happening with your metabolism.
Those are my go-to tests, anyway, FWIW. Throw in a CBC and a chem panel, and you have a very good idea of what's happening under the surface, be it good or bad.
(remember that lab ranges are statistically derived, based on standard deviations, not optimal levels. Do you want to be normal, or optimal?)
Chief cook & bottle washer for one kid, a dog, 6 hens, 2 surprise! roosters, two horses, and a random 'herd' of quail.
~The ultimate ignorance is the rejection of something one knows nothing about and refuses to investigate~