Helps the body generate energy from nutrients and is necessary for the growth, development, and function of cells. Significantly depleted when heavy drinking occurs.

Plays a major role in energy production, cellular function, and metabolism of fats and drugs.

All tissues in the body convert niacin into its main metabolically active form, coenzyme nicotinamide adenine dinucleotide (NAD). Niacin has been shown to help lower cholesterol levels, act as an anti-inflammatory, and help with proper brain function.

Helps the body convert food into energy, assists in making red blood cells for oxygen transportation throughout the body, and plays a role in the production of sex and stress-related hormones in the adrenal glands.

Is involved in more than 100 enzymatic reactions that are mostly concerned with protein metabolism. Plays an important role in mood regulation, production of hemoglobin and brain development during pregnancy and infancy.

Supports better skin and stronger hair and nails. Is an essential vitamin used to convert carbohydrates, fats, and proteins into energy.