Vitamines et leurs rôles

Study Notes

Vitamines et leurs rôles

B1 (Thiamine): Involved in carbohydrate metabolism, deficiency leads to Beriberi. Sources include cereals, meats, and nuts.
B2 (Riboflavin): Component of FAD and FMN, crucial for various reactions. Deficiency associated with various issues. Sources: milk, cheese, meat.
B3 (Niacin): Part of NAD and NADP, vital for metabolism. Deficiency causes pellagra. Sources: meat, fish, legumes.
B5 (Pantothenic acid): Coenzyme crucial for metabolic processes. Deficiency rare. Widely distributed in foods.
B6 (Pyridoxine): Part of coenzymes involved in amino acid metabolism. Deficiency possible. Found in meat, fish, and legumes.
Biotin (B7): Essential for carbohydrate, fat, and protein metabolism. Deficiencies rare. Found in eggs and liver.
B9 (Folate): Crucial for DNA synthesis, cell division. Deficiency linked to anemia. Sources: leafy greens, and legumes.
B12 (Cobalamin): Important for DNA synthesis, nerve function. Deficiency causes specific anemia. Sources: animal products.
Vitamin C (Ascorbic acid): Powerful antioxidant, collagen synthesis. Deficiency leads to scurvy. Sources include fruits and vegetables.
Vitamin A (Retinol): Essential for vision, cell growth, and immunity. Deficiency causes night blindness. Sources: liver, dairy products.
Vitamin D (Calciferol): Crucial for calcium absorption, bone health. Deficiency leads to rickets. Sources: fatty fish, egg yolks.
Vitamin E (Tocopherol): Antioxidant, protecting cells from damage. Deficiency can affect the nervous system and blood. Sources include vegetable oils, nuts
Vitamin K (Phylloquinone): Essential for blood clotting, bone health. Deficiency could increase bleeding risk. Sources: green leafy vegetables, fermented foods.