Formula ingredient
Threonine)
Threonine) appears on this product’s ingredient list. Open its page to learn what it does and see other formulas that share it.
Products with Threonine)
3 products in the marketplace list this ingredient.

Multi-Vitamin Hair
100% Pure
$69
Shampoo, conditioner, and a finishing serum — all built around vitamins your hair actually wants. The Multi-Vitamin Shampoo and Conditioner nourish from the first lather, and the Pro-Vitamin B5 Smoothing Serum seals the cuticle for a frizz-free, glossy finish. Healthy hair isn't a look. It's a habit. This is the habit.

Multi-Vitamin Healthy Hair Conditioner
100% Pure
$30
Deeply nourishing, reparative conditioner fortified with Vegan Keratin, Biotin, Pro-Vitamin B5 and other hair and scalp beneficial vitamins for softer, healthier, shinier hair. Replenishes hydration, restores health and vibrancy back to dry, damaged hair.

Multi-Vitamin Healthy Hair De-Frizz Serum
100% Pure
$18
Hydrating serum smoothes away frizz and adds brilliant shine without ever leaving any greasiness or weighing hair down. Fortified with nourishing Vegan Keratin, Biotin, Pro-Vitamin B5, Vitamin E and other hair and scalp beneficial vitamins to repair and protect.