Vitamin A:

Vitamin A is one of the most important vitamins we need. It has many roles to play in our biological universe.

Functions:

• Prevents night blindness and other eye problems
• Prevents some skin disorders as acne
• Enhances immunity
• Helps heel gastrointestinal ulcers
• Needed for the maintenance and repair of epithelial tissues which form the skin and mucous membranes
• Important for the formation of the bones and teeth
• Helps fat storage
• Protects against colds, flu and infections of the kidney, bladder, lung and mucous membranes
• Antioxidant protecting the cells against cancer and other diseases and is necessary for new cell growth
• Guards against heart disease and stroke
• Lowers cholesterol levels
• Slows the ageing process
• Helps utilize protein
• Helps eliminates wrinkles, reduce fine lines in the skin and fade age spots

Primary Deficiency syndromes:

• Dry hair and skin
• Dryness of the conjunctiva and cornea
• Poor growth
• Night blindness

Possible Deficiency Syndromes:

• Abscesses in the ears
• Insomnia
• Fatigue
• Reproductive difficulties
• Sinusitis, pneumonia
• Frequent colds and other respiratory infections
• Skin disorders (acne)
• Weight loss

Some carotenoids are precursors of vitamin A and some others are antioxidants.

Sources: animal livers, fish livers oil and green and yellow fruits and vegetables including buckthorn seed oil.