Keratin Keratina is a vital protein for healthy hair skin and nails. It is the foundation of hair and makes up the hair shaft. As we age, people experience lower levels of Keratin leading to a deterioration of flexibility, and stability in the hair shaft. This makes your hair susceptible for dryness and breakage. Supplement with the Keratin protein. One study showed supplementing with 500mg of Keratin daily may help improve health strength by 47% and nail strength / smoothness / whiteness by up to 80% Double Wood's Keratin hair growth supplement is Made / Tested in the USA, Non-GMO and Gluten Free.

• Hair Growth Vitamin: Keratin levels fall as you age leading to hair dryness, breakage and loss. Supplement with Keratin can help keep your hair strong and vibrant as you age.
• Keratin Complex for Hair Growth: The Keratin protein is vital for the structure, softness, smoothness, and flexibility of your hair.
• Backed by Research: In one study dermatologists gave 500mg of Keratin daily to 50 women for 90 days. After 30 days there was a 17% improvement in hair strength and by 90 days hair strength had improved by nearly 50%.
• Keratin for Nail Health: One study showed 90 days of Keratin usage improved Nail strength, smoothness, and whiteness by up to 80%
• USA Proud: Double Wood's Keratin hair supplement is manufactured and tested for safety right here in the USA, Non-GMO, and Gluten Free