Focus Genes & Biomarkers — Suboptimal Scores & Actions Gene / Biomarker Suboptimal Score / Factor Free Actions Non-free Actions GENES BIOMARKERS COMT (Val158Met) Fast dopamine clearance Exercise, cold exposure L-Tyrosine, Mucuna pruriens DRD4 (7R allele) Reduced dopamine sensitivity Novel stimuli, deep sleep Low-dose stimulants (Rx) MAOA (low activity) Slow neurotransmitter breakdown Aerobic exercise daily SAMe, Riboflavin (B2) BDNF (Val66Met) Impaired BDNF secretion Intermittent fasting, running Lion's Mane, Magnesium SLC6A4 (5-HTTLPR short) Low serotonin reuptake Sunlight, tryptophan-rich diet 5-HTP, SSRI (Rx if needed) Dopamine (urinary) Low level Protein breakfast, exercise L-Tyrosine, Rhodiola rosea Cortisol (salivary) Chronically elevated Meditation, sleep hygiene Ashwagandha, Phosphatidylserine BDNF (serum) <20 ng/mL Endurance training, fasting Lion's Mane, Omega-3 Ferritin (iron stores) <50 ng/mL Iron-rich foods + vitamin C Iron bisglycinate supplement Omega-3 Index <8% EPA+DHA Fatty fish 2-3x/week Fish oil 2-3 g/day Vitamin D (25-OH-D3) <30 ng/mL Daily sun exposure (20 min) Vitamin D3 + K2 supplement