Made in Italy
KeraFix Intensive Nail Repair Concentrate
Restore vitality, strength, and health to damaged nails.
StraDerm KeraFix is a lightweight, fast-absorbing serum designed to repair, strengthen, and hydrate the natural nail plate.
Enriched with Marine Silica, Biotin, and gentle fruit-derived AHA & PHA acids, it helps improve nail strength, flexibility, and resilience while supporting healthy keratin production and visible nail regeneration.
Ideal for use between manicures or as part of a daily nail recovery routine.
Enriched with Marine Silica, Biotin, and gentle fruit-derived AHA & PHA acids, it helps improve nail strength, flexibility, and resilience while supporting healthy keratin production and visible nail regeneration.
Ideal for use between manicures or as part of a daily nail recovery routine.
FAQ
What can I use StraDerm KeraFix for?
Is KeraFix suitable for weak or damaged nails after wearing gel nails?
How is KeraFix different from a nail oil?
When can I expect to see improvements in my nails?
Can I wear nail varnish or gel polish while using KeraFix?
What's the difference between KeraFix and ReBuild?
Can KeraFix help prevent nails from breaking and splitting?
Which StraDerm products should I use alongside KeraFix?
TESTED & RECOMMENDED
Professional-grade care for healthier, stronger-looking nails.
KeraFix is designed for daily use on weak, brittle, and damaged natural nails. Its lightweight, invisible formula absorbs quickly without leaving shine or residue, helping improve nail strength, flexibility, and overall nail condition with continued use.
Results
Before & After
Speak to a StraDerm Expert
Have questions about KeraFix? Our team is here to help with product advice, application tips, and personalised recommendations to create the best StraDerm routine for you.
What the product does
Visible repair for weak, brittle, or damaged nails
Deeply hydrates and nourishes the natural nail plate while improving flexibility
Supports healthy keratin production for stronger, healthier-looking nails
Ideal for use between manicures to help maintain healthier, stronger-looking nails
Lightweight, fast-absorbing formula with no shine or sticky finish
Suitable for professional use or as part of your at-home nail care routine
Strengthens, restructures, and revitalises weak or damaged nails
Who it’s for
Recommended for nails that need recovery and daily support
Natural nails that need hydration, smoothing, and strengthening
Nails recovering after gel, acrylic, or other enhancements
Nails with uneven texture or reduced resilience
Anyone wanting to strengthen and restore their natural nails with professional-grade care
Men and women looking for an invisible daily nail treatment
Those with weak, thin, brittle, or damaged natural nails
How to use
Daily nail repair routine
After Removing Gel or Acrylics
Help damaged nails recover before your next manicure.
If Your Nails Keep Breaking
Strengthen weak, thin, or brittle nails before they split or snap.
If Your Nails Are Peeling or Damaged
Restore rough, peeling, or uneven nails with intensive daily care.
If Your Nails Feel Soft and Bend Easily
Help reinforce weak nails and restore strength from within.
For best results: Apply the second layer after 30 seconds and allow it to absorb fully.
Meet KeraFix
Key active ingredients
Repair, strengthen, and hydrate the natural nail plate
Glycolic AcidPhaeodactylum Tricornutum ExtractGluconolactoneAHA & PHA AcidsBiotinMarine Silica
Glycolic Acid
An AHA that helps smooth and refine the nail surface.
Phaeodactylum Tricornutum Extract
A marine-derived extract included in the strengthening care formula.
Gluconolactone
A gentle PHA that supports hydration and surface renewal.
AHA & PHA Acids
Help gently exfoliate, hydrate, and improve the texture of the nail surface.
Biotin
Supports keratin production and healthy-looking nail growth.
Marine Silica
Helps reinforce and restructure the natural nail plate.
Quick nail check
What does your nail need most?
Answer two quick questions to find the most relevant KeraFix routine for your nails.
What is your main nail concern?
How long have your nails needed support?
Recommended routine
Invisible daily care
Use once daily as a lightweight nail serum. The formula dries fast and leaves no shine, making it suitable for discreet everyday use.
Recommended routine
Strengthening routine
Apply daily to clean, dry nails and allow full absorption. Continue for several weeks to support stronger, healthier-looking nails.
Recommended routine
Recovery after gel or acrylic
Use KeraFix daily between manicures to help support the natural nail plate while it recovers from enhancements.
Recommended routine
Hydration and smoothing routine
Apply KeraFix once daily in two thin layers. Focus on consistency for at least 1–2 weeks to support hydration and smoother-looking nails.
Free From: • 100% Vegan • Does not contain formaldehyde, toluene, parabens, or other harsh ingredients • No shine or sticky finish – suitable for men and women
INCI
Denatured AlcoholAquaPolyacrylate Crosspolymer-6Glycolic AcidPerfumeGluconolactonePhaeodactylum Tricornutum ExtractPentylene GlycolBiotin