Folic Acid, a water-soluble B vitamin that is necessary to form essential body proteins. Folic acid, sometimes called Folate also promotes the synthesis of hemoglobin in the body.

Vitamin B12 is a water-souble member of the vitamin B complex. Requirements are in the microgram range, which is lower than the milligram range of the other B vitamins. Vitamin B12 is involved in the production of red blood cells and is usually known as the anti-anemia vitamin.

Vitamin C is an obvious essential nutrient and a deficiency of this will cause scurvy. It is also an antioxidant and acts as an electron donor for eight different enzymes.