You can take a quiz to find out which is best for your hair before requesting a sample here —> Quiz
Or follow the first link in this post to take you directly to the sample request form.
“Offer valid through 4/30/14 or while supplies last. Open to US legal residents ages 18 and up. Limit (1) offer per email account and per household”
Just a warning, this site may be slow and you may have to refresh a couple times.
Disclaimer: This is not a paid or sponsored post. I like to share offers/samples that I sign up for myself. I always check them out first and only post offers/samples that are legit or appear to be legit to the best of my ability. I cannot guarantee them as they do not come from me. Sign up at your own responsibility.