Daily Dosage:

RDA 4000-5000 IU

Supplementary Ranges 10,000-35,000 IU

Toxicity: 50,000 IU

Toxicity Symptoms (not possible from raw food sources): Ankle swelling, appetite & weight loss, bone abnormalities,dry lips, dry shedding skin,fatigue, hair loss,headaches, nausea, vomiting

Augmenting Nutrients:

B complex, choline, C (helps prevent toxic effects of A), D, E, F, Calcium, phosphorus, zinc

Anti-Vitamins:

Sugar, tobacco, alcohol, coffee, cold weather, cortisone, diabetes, deficiency (vitamin D & zinc), excess (iron) infections, laxatives, liver disease, mineral oil, nitrates, strenuous physical activity within 4 hours of consumption

Animal Sources:

Liver, eggs, fish, fish liver oil, milk products, butter, cheese

Plant Sources:

Apricots, broccoli, asparagus,beet greens, blue green algae, butternut squash, cantaloupe, carrots, dandelion greens, green and yellow fruits and vegetables, green olives, mango, papaya, parsley, prunes, red pepper, snap beans, spirulina, spinach, sweet potatoes

Bodily Parts Affected:

Bones, eyes, hair, immune system, skin, soft tissue, teeth

Bodily Functions Facilitated:

Antioxidant, body tissue reparation & maintenance (infection resistance), nutrition of cornea, permeability of membranes, RNA synthesis, visual purple production (necessary for night vision), sex hormone synthesis (fertility/impotence), throid & adrenal gland stimulant

Deficiency Symptoms:

Acne, allergies, anorexia, appetite loss, rough dry skin, sinus trouble, soft tooth enamel, steroid synthesis reduction, blemishes, blindness, colds, dry hair, eye sties, fatigue, insomnia, impaired growth, itching burning eyes, loss of smell, night blindness

Therapeutic Applications:

Acne, alcoholism, arthritis, asthma, bronchitis, cancer preventive, cholesterol (high), colds, conjunctivitus, cuts and wounds (promotes healing), cystitis, diabetes, eczema, gallstones, glaucoma, heart disease, hepatitis, infections and communicable diseases, migraine headaches, tooth & gum disorders, ulcers