Brand and Other Names:coenzyme R, vitamin H, more...Nail-ex, Appearex
- Classes: B Vitamins
Dosing & Uses
Daily Dietary Requirements
Adequate Intake: 30 mcg/day
Nursing Women: 35 mcg/day
Other Indications & Uses
Biotin deficiency (extremely rare), brittle fingernails, diabetes, alopecia
Daily Dietary requirements
Infants (0-1 year old): 5-6 mcg/day
Children (1-9 years old): 8-12 mcg/day
Adolsescents (9-18 years old): 20-25 mcg/day
Serious - Use Alternative
Significant - Monitor Closely
Frequency Not Defined
Doses of 10 mg per day have been taken with no adverse effects
Wating too much raw egg white (contains avidin that binds biotin)
Pregnancy & Lactation
Pregnancy Category: Not studied
Lactation: Not studied
A:Generally acceptable. Controlled studies in pregnant women show no evidence of fetal risk.
B:May be acceptable. Either animal studies show no risk but human studies not available or animal studies showed minor risks and human studies done and showed no risk.
C:Use with caution if benefits outweigh risks. Animal studies show risk and human studies not available or neither animal nor human studies done.
D:Use in LIFE-THREATENING emergencies when no safer drug available. Positive evidence of human fetal risk.
X:Do not use in pregnancy. Risks involved outweigh potential benefits. Safer alternatives exist.
NA:Information not available.
Sources: liver, legumes, tomatoes, soybeans, carrots
Function: member of water-soluble vitamin family, serves as cofactor to several carboxylases
Deficiency is extremely rare, may cause dermatitis, alopecia, perosis