The 13 Essential Vitamins
Vitamins are organic compounds your body requires in small, regular amounts to fuel cellular metabolism, support neurotransmitter production, and maintain healthy tissues. Because your body cannot manufacture most of them, getting them consistently from nutrient-dense whole foods is your most reliable strategy for long-term health.
Vitamin A
Vision, Epithelial Integrity & Immune Defense
Vitamin B1
Mitochondrial Energy Metabolism & Neurotransmission
Vitamin B2
Cellular Redox Reactions & Mitochondrial Electron Transport
Vitamin B3
NAD+ Synthesis, DNA Repair & Sirtuin Activation
Vitamin B5
Coenzyme A Biosynthesis & Acyl Group Transfer
Vitamin B6
Amino Acid Transamination, Neurotransmitters & Hemoglobin
Vitamin B7
Carboxylation Coenzyme, Fatty Acid & Glucose Synthesis
Vitamin B9
One-Carbon Metabolism, DNA Synthesis & Neural Tube Formation
Vitamin B12
Myelin Maintenance, Erythropoiesis & Neurological Health
Vitamin C
Collagen Biosynthesis, Antioxidant Defense & Iron Absorption
Vitamin D
Calcium Homeostasis, Bone Mineralization & Immunomodulation
Vitamin E
Peroxynitrite Scavenging & Polyunsaturated Lipid Membrane Shield
Vitamin K
Gamma-Glutamyl Carboxylation, Blood Clotting & Vascular Decalcification