How To Submit Your Hair

A girl getting her hair cut.

  It is important that we receive enough hair to send to the lab, so click on this link for an instructional video on submitting your hair sample to us. We need one-tablespoon of … [Read more...]

I Have Really Short Hair

My hair is very short - I do not cut it, I buzz it. Can I buzz my entire head, not just the back as you recommend, but the front, also? Will this give you the amount of hair needed for the hair … [Read more...]

Hair Length and Toxicity

I have a question before sending in the hair sample. Your site says a "one inch sample of hair next to scalp shows the past 2 months of growth." So, a three inch sample shows six months.  My hair is … [Read more...]