Our hair care collection that treats hair fall due to hair breakage from brushing. The Genesis collection is a dual action fortifying system professionally formulated to strengthen hair and reduce hair breakage.
Expert Formulas
Fusio-Dose
Instant Transformation, Infinite Possibilities.
In-Salon Service
Make an appointment in your Kérastase salon for a personalized hair diagnosis.
What are the benefits of Fondant Renforcateur Conditioner? How should I use it?
Fondant Renforcateur reinforces hair fiber natural resistance to reduce the risk of hair fall due to breakage from brushing. It provides immediate strength and softness. Apply to shampooed hair, leave on for 2-3 minutes, and rinse thoroughly.
Should I use Fondant Renforcateur Conditioner or Masque Renforcateur Hair Mask?
Use Fondant Renforcateur Conditioner daily for lightweight, intense moisture and strength. When your hair needs deep nourishment, use the Masque Renforcateur Hair Mask’s rich formula in place of a conditioner weekly or as often as needed.
Can Fondant Renforcateur Conditioner be applied on the scalp?
Fondant Renforcateur Conditioner is meant to take care of lengths and ends. It provides hair with intense moisture and reinforcement to fight against hair fall due to repeated processing like brushing. We do not recommend applying on the scalp.
What is the difference between hair-fall and hair-loss?
Hair-loss is defined by > 100 strands falling from the roots per day due to the hardening of collagen hair shaft. Hair-fall is defined by > 100 strands per day falling from the roots due to biological reasons (stress, hormones, diet) OR from breakage
| Customer Reviews | 4.6 out of 5 stars 1,824 | 4.6 out of 5 stars 6,227 | 4.6 out of 5 stars 2,622 | 4.7 out of 5 stars 805 | 4.6 out of 5 stars 5,192 | 4.4 out of 5 stars 1,867 |
| Price | $50.00$50.00 | $46.00$46.00 | $46.00$46.00 | $68.00$68.00 | $50.00$50.00 | $64.00$64.00 |
| Hair Type | Hair prone to breakage & fall | Normal to dry, weak hair | Normal to oily, weak hair | Hair prone to breakage & fall | Hair prone to breakage & fall | Hair prone to breakage & fall |
| Purpose | Light, fortifying conditioner | Fortifying shampoo | Delicate fortifying shampoo | Intense fortifying hair mask | Fortifying heat protectant | Daily fortifying serum |
| Benefit | Immediate strength & softness | Intensely nourish & detangle | Gentles cleanse & strengthen | Smooth, detangle, & strengthen | Adds shine & prevents frizz | Strengthen hair & reduce fall |
| Key Ingredient | Ginger root | Ginger root | Ginger root | Ginger root | Ginger root | Ginger root |
| Usage | Can be used daily | Can be used daily | Can be used daily | Use once a week | Use when blow drying & styling | Can be used daily |