Blood panel for estimating biological age. The full (“hardcore”) version runs ~34 markers: albumin, alkaline phosphatase, ApoB, cystatin C, creatinine, ferritin, complete blood count, GGT, glucose, HbA1c, homocysteine, insulin, lipid panel (HDL/LDL/VLDL, triglycerides, Lp(a)), hs-CRP, SHBG, total and free testosterone, estradiol, transferrin saturation, uric acid, vitamin D, electrolytes.
The realistic version you can actually ask your doctor for: albumin, alkaline phosphatase, calcium, total cholesterol, creatinine, iron + ferritin + transferrin, CBC, GGT, glucose, AST/ALT, HDL/LDL, triglycerides, potassium, sodium, hs-CRP, uric acid.