Hypertrophy & Power — Genes & Biomarkers Gene / Biomarker Suboptimal Factor Free Actions Non-Free Actions GENES BIOMARKERS ACTN3 ACE I/D MSTN IGF1 VDR PPARGC1A Testosterone Free Testosterone IGF-1 serum Cortisol Vitamin D 25-OH Creatine Kinase hsCRP XX: low fast-twitch power Explosive work, creatine Genetic panel test II: limited strength gain High-intensity intervals Pharmacogenomics test High expr: excess myostatin Heavy compound lifts Follistatin (research) Low variant: reduced muscle IGF-1 Protein 1.6g/kg, sleep 8h GH therapy (Rx) Ff/ff: poor vitamin D signaling Sun 20min/day, fatty fish Vitamin D3 supplement Gly482Ser: low mito. biogenesis HIIT + zone-2 training CoQ10 + PQQ <400 ng/dL: low anabolism Sleep 8h, zinc, lift heavy TRT (Rx only) High SHBG: limited free T uptake Boron, reduce body fat SHBG-lowering Rx <150 ng/mL: poor protein synthesis Protein 2g/kg, sleep quality GH therapy (Rx) >20 µg/dL AM: catabolism Stress mgmt, sleep, deload Adaptogen supplements <30 ng/mL: muscle impairment Sunlight daily, oily fish D3+K2 supplement Chronically elevated: poor recovery Rest, deload, sleep 9h Anti-inflammatories >1 mg/L: systemic inflammation Anti-inflammatory diet, sleep Omega-3 + curcumin