Vitamins are organic compounds that people need in small quantities. Most vitamins can come from either food or supplements because the body either does not produce them or produces very little. Different vitamins play different roles in the body, and a person obtains a different amount of each vitamin to stay physically and mentally healthy. There are 13 key vitamins for humans to consume. Each work differently but effectively as your body consumes the proper nutrients from each unique vitamin.

13 Key Vitamins For Humans

Vitamin A (retinal): It is essential for eye health.

Vitamin B1 (thiamine): Helps break down blood sugar from producing various enzymes.

Vitamin B2 (riboflavin): Helps metabolize foods, growth and development of body cells.

Vitamin B3 (niacin): Niacin helps the body grow the proper way.

Vitamin B5 (pantothenic acid): Produces energy and hormones


Vitamin B6 (pyridoxine): helps with formation of red blood cells

Vitamin B7 (biotin): Contributes to growth of skin, nails and hair. Metabolizes proteins, fats and carbohydrates.

Vitamin B9 (folic acid): Essential for making RNA/DNA.

Vitamin B12 (cyanocobalamin): Healthy nervous system.

Vitamin C (ascorbic acid): Helps with bone formation, wound healing, collagen production, strengthens blood vessels, supports immune system, and also helps body absorb iron.

Vitamin D (ergocalciferol): Healthy mineralization of the bone.

Vitamin E (tocopherol): Helps prevent oxidative stress.

Vitamin K (phylloquinone): Helps prevent blood clotting.