A water-soluble B vitamin, biotin is stable when heated. It is involved in the utilization of glucose, by increasing insulin action, and can be used in the control of sugar levels in diabetes. It is also known asbiocytin, biotin-alkaline phosphate, biotin cadaverine etc.It also assists with the utilization of protein, folic acid and vitamin B12..Biotin ( C10H16N2O3S ) is also known as B7 . The meaning of biotin is life and other words without biotin certain enzymes do not work properly and various complications can occur. Biotin is usually classified as a B-complex vitamin. Biotin is synthesized in the body by the intestinal bacteria (flora) so that healthy flora are an important factor in the maintenance of correct biotin levels and the prevention of deficiency symptoms. In this respect, eggs are best eaten cooked since raw egg white is rich in avidin, a protein that binds biotin and prevents its absorption.

Biotin helps to maintain the skin in a healthy condition and alleviate eczema and dermatitis. It also eases muscle aches and is reputed to prevent the hair from graying. Its deficiency symptoms include eczema and dermatitis, lack of appetite, fatigue and muscle pains. Biotin is useful in the treatment of hair and scalp conditions.

For instances, it is sometimes used in case of hair loss, and a scalp condition in infants known as seborrheic dermatitis appears to improve with biotin supplements. The best natural sources of biotin are brewer's yeast, liver, brown rice, nuts, egg yolk, milk and fruits,cheese, beef liver, cauliflower etc..The most important natural sources in feeding nonruminant animals are oilseed meals, alfalfa, and dried yeasts. The recommended daily dosage is 150-300 mcg. The body's requirement of biotin increases during pregnancy and lactation. It is the most useful in hair problems such as hair falls, hair loss, dandruff etc and included in loss of eye lashes . It is a rare nutritional disorder which can become serious, even fatal and it may occur in any age, sex,race . It has many forms such as tablets. The first signs that develop in biotin deficiency are such as fatigue, loss of appetite, nausea , dry skin, rash skin, hair loss, fungal infections such as ringworms etc, tensions, muscler pains etc.

Biotin is also useful in intestinal tract disorders. It also helps the production of fatty acid , used cell growth and it is very useful in the metabolism of carbohydrates, fats and proteins.It is recommended for many conditions such as acne, eczema, brittle nails, diaper rash,cholesterol and heart complaints. It is very effective in controlling blood sugar levels in diabeticsThe pregnent women or nursing women, kidney disease patient should be avoided biotin tablets . It need in human body is 300 microgram per day. This medicine may also cause side effects such as ,chest pain ,skin hives, rash, itchig and swelling such as pain swelling, redness. etc