PABA preservative: Paba is a common preservative and does not accomplish dying of the hair. Other ingredients will vary by manufacturer.
Answered 3/26/2013
5.3k views
A doctor has provided 1 answer
7 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question