Subscribe to our newsletter and get 10% OFF your 1st order!

Revive Rejuvenate Restore

Keratin Therapy Shampoo

Shipping calculated at checkout.
- 0%


Keratin Therapy Shampoo Against Hair Loss and Hair Thinning, Clinically Tested

*Klarna payments not accepted for subscription service.

Infused with antioxidants, Joyce Giraud's Ultimate Hair Strength Keratin Therapy shampoo gently cleanse and moisturize hair and removes dirt and product buildup from the scalp while carrying vitamins and hydrating nutrients to hair, giving your hair a more voluminous and youthful look. This superfood for your hair helps reinforce hair structure and addresses the appearance of hair thinning with the clinically tested ingredient Cynatine. Promotes hair growth and acts as a detox in your scalp.

Includes Joyce's proprietary technology of Pure4 Oils which includes some of the best oils, antioxidants, vitamins and minerals from around the world. Pure4 is made of organic Buriti Oil, organic Maracuyá Oil, organic Argan Oil, organic Moringa Oil intended to nourish and moisturize the hair and skin.

Clinical Study Results
  • In a clinical study with Cynatine formulated in a Shampoo and Conditioner (rinse-off) used at 3 three times per week for 3 months, test subjects demonstrated:
  • 25% more hair brightness/radiance
  • more than 30% reduction in hair loss during pull testing 
  • In an additional ex-vivo study it was demonstrated that hair treated with the Cynatine ingredient preserved more hair protein content, hair antioxidant capacity and compatibility after exposure to UV light than untreated hair
  • Joyce's proprietary formulation of botanicals, oils and Cynatine delivers a tremendous amount of Vitamins, minerals and antioxidants to your scalp and hair

Joyce Giraud Ultimate Hair Strength Shampoo with Cynatine - 8 oz.:
  • Sulfate, paraben and fragrance-free shampoo
  • Shampoo has a special blend of botanicals, along with clinically studied Cynatine that work to address the appearance of thinning hair
  • For most hair types
  • Tropical scent
  • Gel like consistency
  • Bottle with disc cap
  • Manufactured in the USA

Customer Reviews

Based on 3 reviews Write a review