Try Universal Products for free.

Try free samples of Universal Real Gains and Shock Therapy. You must be over 18 years old and have a mailing address within the continental U.S. Only 1 sample per household.
To order sample just fill in the form on this site:
http://www.universalusa.com/Universal/Products/Try-Samples/%28product%29/1017

Free sample of Ultimate Straight (L'Oreal)

To receive free samples of L'Oreal products just fill in the form. You will get shampoo, conditioner and an intensive conditioner.
http://www.lorealparisusa.com/en/offers/samples/advanced-haircare2/register.aspx

Free Trial Kit from Tena.

Answer 2 simple questions to get a free trial kit full of free samples of Tena products. You can order many samples for women and one kit for men.
http://www.tena.us/on/demandware.store/Sites-Tena_US-Site/en_US/TrialRequest-Start

Get free sample od Nioxin hair booster.

You can order free samples od Nioxin hair boosters: Nioxin Thickening Spray or Nioxin Regular Hold. Only for UK residents.
https://www.supersavvyme.co.uk/beauty-recommended/beauty-products/entry-screen/nioxin-sample

Order free sample of Breathe Right.

To order free sample of Breathe Right nasal strips you must be US resident 18 years of age or older. Fill the form and you will get sample in 1-2 weeks.
https://www.breatheright.com/free-sample.html

Free sample of Gucci Guilty Black.

To order free sample of Gucci perfumes just fill this form:
https://esc.cocomore.com/zesnc/esampling/fragrance_gucci_guiltyblack_spl1301/registration/register/en_GB