What is a vitamin?

A vitamin is a substance that your body needs in order to be healthy but cannot synthesize for itself.  As a result, vitamins must be taken in from food, or sunlight in the case of Vitamin D.

Vitamin A (Retinol)

Vitamin A is a fat-soluble vitamin. It is found naturally in many fruits, vegetables, eggs, whole milk, butter, fortified margarine, meat, and oily saltwater fish and can also be man-made in supplements.   Eating 5 servings of fruits and vegetables per day provides about 50% to 65% of the amount adults require for good health. Vitamin…

Vitamin D3 (Cholecalciferol)

Vitamin D is a fat-soluble vitamin. You’ll find small amounts of it in fatty fish such as salmon, herring, mackerel, sardines and tuna, and as an additive, in dairy products, juices, and cereals that are “fortified with vitamin D.” Most of your intake of Vitamin D, though, comes from skin exposure to sunlight.Vitamin D plays important…

Vitamin E (Tocopherol)

What is commonly referred to as Vitamin E is actually a group of related, fat-soluble compounds found in many foods and as a man-made supplement. Vitamin E is one of the anti-oxidant vitamins (along with C and B3).  It protects cells against oxidative damage. Because sufficient amounts of Vitamin E are easily obtained from foods,…

Vitamin C

Vitamin C, also known as ascorbic acid or ascorbate, is a water-soluble anti-oxidant.  One of its main functions in our bodies is to protect our cells from oxygen-based damage. Healthy adults need about 75 to 90 mg per day; pregnant and lactating women need more; children need less.  Pediatric doses range from 15 mg to…