The gentle treatment with powerful results—sold out for a reason.
Developed by podiatrists and trusted by thousands, CARESS is a fast-absorbing, non-greasy treatment designed to restore nail health, strengthen brittle nails, and help prevent the recurrence of fungal infections.
Formulated with 10% Undecylenic Acid—the highest concentration available without a prescription—and enriched with a blend of soothing and hydrating botanicals, this powerhouse treatment oil is gentle enough for daily use yet tough enough to tackle stubborn nail concerns.
Perfect for athletes, frequent salon-goers, and those with diabetes or recurring nail issues, CARESS is our #1 selling product—and frequently sells out.
🛑 SOLD OUT
💌 Back in stock October. Join the waitlist to be notified when it returns!
Why It Works:
🧪 10% Undecylenic Acid – A clinically recognized plant-based antifungal at max OTC strength
🌿 Tea Tree Oil – Naturally purifying and antimicrobial
💜 Lavender & Grape Seed Oils – Deeply hydrating and restorative
🌊 Algae Extract – Soothes and reinforces the skin + nail barrier
👣 Doctor-Formulated – Designed by podiatrists for long-term nail health
💅 How to Use:
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Apply one drop to each cuticle bed nightly.
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Massage gently into the nail and surrounding skin.
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Any remaining oil can be worked into hands or feet.
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Safe to use over dried manicures and pedicures thanks to our moisture-permeable formulation.
🌱 Free From:
Formaldehyde, Formaldehyde Resin, Toluene, Dibutyl Phthalate, Camphor, Xylene, TPHP, Ethyl Tosylamide, Animal Testing, Parabens
🧪 Vegan | Doctor-Formulated | Cruelty-Free | Non-Greasy | Safe for Daily Use