Manucurist Kératine Booster · Care for soft nails
Manucurist Kératine Booster · Care for soft nails is backordered and will ship as soon as it is back in stock.
If it’s here, it’s because it has been selected according to Biovardi’s professional criteria.
“High-quality natural cosmetics.” — Lidia · “They have incredible organic cosmetic products.” — Yanira
Kératine Booster | Nail care
For a routine on bare nails, following the frequency recommended by the brand.
Kératine Booster fits days when your routine focuses on bare-nail care. Brush application makes it easy to spread the product over the surface and leave it to absorb. Its polish-free finish keeps the appearance natural. Choose it for a dedicated step for soft nails, separate from applying colour and with a clearly defined routine.
A cosmetic treatment for soft, weakened nails. Its fluid texture absorbs without leaving a coat of nail polish.
- Formula with a plant-derived complex and biotin.
How to use
- Brush onto clean, bare nails one to three times a day.
- Allow to absorb fully without massaging or rinsing.
- Repeat daily for five to seven days, following the brand’s instructions.
- Remove any surface residue before applying nail polish.
Formula and key components
- Glycolic acid: An AHA included in nail-surface care. Follow this product's specific directions.
- Gluconolactone: A PHA included in the cosmetic care formula.
- Vitamin C derivative: An antioxidant ingredient included in the care formula.
Choose a convenient, repeatable time of day so you can follow the recommended routine consistently.
Frequently asked questions
Does it contain fragrance or scented ingredients?
Yes. The composition lists fragrance or an aromatic oil. Check the INCI if you are sensitive to scented ingredients.
When does it fit into my manicure?
For a routine on bare nails, following the frequency recommended by the brand. Follow the step-by-step directions above for this reference.
Does a natural ingredient guarantee tolerance?
No. Botanical origin alone does not guarantee tolerance. Check the composition and avoid ingredients to which you have a known allergy.
Full ingredients (INCI)
Manucurist Kératine Booster · Care for soft nails
ALCOHOL DENAT, AQUA (WATER), GLYCOLIC ACID, POLYACRYLATE CROSSPOLYMER 6, PARFUM (FRAGRANCE), PHAEODACTYLUM TRICORNUTUM EXTRACT, GLUCONOLACTONE, DIMETHYL SULFONE, PRUNUS ARMENIACA KERNEL OIL, PENTYLENE GLYCOL, ISOPROPYL ALCOHOL, ACETYL CYSTEINE, LENS ESCULENTA (LENTIL) SEED EXTRACT, HYDROLYZED CICER SEED EXTRACT, CHENOPODIUM QUINOA SEED EXTRACT, MAGNESIUM ASCORBYL PHOSPHATE, BIOTIN,TETRAMETHYL ACETYLOCTAHYDRONAPHTHALENES
Reference composition published by Manucurist, checked on 29 September 2026. Formulas can change; the ingredient list on your unit's packaging takes precedence.
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Manucurist Kératine Booster · Care for soft nails is backordered and will ship as soon as it is back in stock.
