Indications
·         Biotin is indicated in
·         Hair loss Weak, brittle, splitting or soft nails
·         Eczema & dermatitis.
Dosage & Administration
Biotin dose varies depending on disease condition and age group
In adults: Generally 1-3 tablets per day or as advised by the physician
In children: biotin deficiency affects between 1 week and 2 years of age and usually exhibits seizures, hypotonia, developmental delay, ataxia, hyperventilation, and coma. In this case, 5-10 tablets daily, crushed and mixed with water or any kind of fruit juice or as advised by the physician.
Recommended dietary allowance:
Infants 
§  0-6 months: 5 mcg/day
§  7-12 months: 6 mcg/day
Children
§  1-3 years: 8 mcg/day
§  4-8 years: 12 mcg/day
Males and females
§  9-13 years: 20 mcg/day
§  14-18 years: 25 mcg/day ≥
§  19 years: 30 mcg/day
Pregnancy: 30 mcg/day
Lactation: 35 mcg/day
Well tolerated in the recommended dose. No biotin toxicity has been reported in individuals supplemented with as much as 200 mg orally or 20mg intravenously per day