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I was hesitant to spend more money on a cuticle product, but the Cuticle Conditioner Serum is worth every penny. It not only moisturizes and nourishes my cuticles, but it also helps protect my nails from bacteria and contaminants. I love that it's a serum rather than an oil, so it doesn't leave any residue or mess. This is a must-have product for anyone who wants healthier nails.
Thalia B.
As someone who struggles with weak and brittle nails, I have tried countless products over the years. The Cuticle Conditioner Serum is by far the best one I've found. It nourishes and strengthens my nails from the inside out, and the Onsen Hot Spring Minerals blend™ makes all the difference. I can't recommend this product enough!
Bev C.

Enzyme Powered Treatment & Recovery

2924 reviews 2924 total reviews

Nail & Cuticle Conditioner Serum

Regular price
$16.95
Regular price
$0.00
Sale price
$16.95
Shipping calculated at checkout.

The First-Ever Nail & Cuticle Serum – A Nail Care Revolution Since 2005

Onsen Secret pioneered the first-ever Nail & Cuticle Serum over 20 years ago, setting a new standard for deep cuticle repair and nail rejuvenation. Unlike traditional cuticle oils, balms, or creams, our breakthrough formula combines the benefits of a serum, oil, and butter into one fast-absorbing, long-lasting treatment.

    TRY IT FOR 60 DAYS FIRST

    SMALL BATCH PRODUCTIONS

    SAME DAY SHIPPING

    Details

    The Nail & Cuticle Conditioner Serum is a nourishing treatment designed to restore dry, damaged cuticles and nails. Enriched with Jojoba Oil, Vitamin E, Aloe Vera, and Shea Butter, this serum deeply hydrates and strengthens your nails. The formula is enhanced with Wakame Seaweed and White Pagoda Extract, known for their rejuvenating properties. With regular use, this serum promotes healthier nails, faster growth, and stronger, more resilient cuticles. Non-greasy and suitable for all skin types, perfect for daily use.

    How to use
    1. Cleanse & Prep: Wash your hands and nails thoroughly, ensuring they are dry before application.
    2. Apply the Serum: Massage a small amount of the Nail & Cuticle Conditioner Serum onto your cuticles and nails.
    3. Massage: Gently massage the serum into your cuticles and nail bed using circular motions.
    4. Let It Absorb: Allow the serum to fully absorb - no need to rinse.

    Pro Tip: For best results, use at least twice a day to maintain soft, hydrated cuticles and strong, healthy nails.

    How it works

    The Nail & Cuticle Conditioner Serum combines potent natural ingredients and advanced formulation to nourish and protect your nails:

    Onsen Hot Springs Minerals Distillate™: A unique blend of minerals and botanical extracts that help rejuvenate, hydrate, and revitalize the skin.
    Camellia (Tsubaki) Japonica Seed Oil: Rich in antioxidants and essential fatty acids, it deeply nourishes and protects the skin.
    Butyrospermum Parkii (Shea Butter): Provides intense moisture and helps soothe and repair dry or damaged skin.
    Undaria Pinnatifida (Wakame Japanese Seaweed): A powerhouse of vitamins and minerals that support skin elasticity, hydration, and protection from environmental stressors.

    I was hesitant to spend more money on a cuticle product, but the Cuticle Conditioner Serum is worth every penny. It not only moisturizes and nourishes my cuticles, but it also helps protect my nails from bacteria and contaminants. I love that it's a serum rather than an oil, so it doesn't leave any residue or mess. This is a must-have product for anyone who wants healthier nails.
    Thalia B.
    As someone who struggles with weak and brittle nails, I have tried countless products over the years. The Cuticle Conditioner Serum is by far the best one I've found. It nourishes and strengthens my nails from the inside out, and the Onsen Hot Spring Minerals blend™ makes all the difference. I can't recommend this product enough!
    Bev C.
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    It's One Of A Kind

    Why You’ll Love It

    Why You’ll Love It

    Strengthens nails and encourages healthy growth
    Deeply hydrates and revitalizes cuticles for a polished look
    Protects nails and cuticles from environmental damage
    Soothes irritation while supporting natural healing
    Promotes smoother, healthier, and shinier nails
    Enriched with Onsen minerals for a balanced, nourishing touch

    20x Vitamin Power – White Pagoda Enzyme

    Our exclusive Japanese White Pagoda Flower Enzyme delivers powerful antioxidants 20 times more effective than Vitamins C and E. This bioavailable powerhouse deeply hydrates, rejuvenates brittle nails, and promotes natural growth.

    Your questions, answered.

    Is the Nail & Cuticle Conditioner Serum safe for sensitive skin?

    Yes, it’s crafted with natural, non-irritating ingredients like Jojoba Oil and Vitamin E to provide gentle yet effective care. However, a patch test is always recommended before full use.

    How is this serum different from cuticle oils?

    Unlike traditional cuticle oils that mainly provide surface-level hydration, this serum penetrates deeply to repair, hydrate, and protect nails and cuticles, promoting long-term health.

    Will this serum leave my hands feeling greasy?

    Not at all! The lightweight, fast-absorbing formula ensures your hands remain smooth and non-greasy after application.

    How often should I use the Nail & Cuticle Conditioner Serum?

    For best results, apply daily. Use it after washing your hands or whenever your cuticles feel dry to maintain hydration and strength.

    Is there a risk-free trial?

    Absolutely! We want you to feel completely confident in your purchase. That’s why the Nail & Cuticle Conditioner Serum comes with a 60-day money-back guarantee. Try it, love it, and if it’s not everything you hoped for, we’ll happily refund your purchase—no questions asked. Your happiness is our priority!

    Proven Since 2005 – Original Cuticle Serum

    Perfected over 20 years and trusted in 35+ countries, Onsen’s fast-absorbing formula merges the benefits of a serum, oil, and cream. Ideal for both daily maintenance and post-gel or acrylic recovery.

    60 DAYS TO GLORY

    Bring Your Nails Back To Life

    This product includes The Onsen Secret Ritual, a brief guide to timeless self-care rooted in Japan’s bathing and skincare traditions. Discover how restorative rituals, thoughtful ingredients, and mindful routines can elevate your nail and skin wellness—effortlessly.

    Instant download. No sign-up required.

    Download your Free eBook

    Why Choose Our Products

    Elevate Your Nail care Routine with Our Superior Products

    Our Products

    Natural, Long-Lasting Shine
    Enjoy chemical-free shine that lasts days—no polish or touch-ups needed.

    Gentle on Nails, Strong on Results
    Onsen Secret strengthens and smooths nails, promoting health without damage.

    Quality That Lasts Longer
    Our kits include replaceable parts, offering long-term value over disposable options.

    Easy Salon-Like Results at Home
    Achieve professional, smooth nails at home in minutes, without costly salon visits.

    Inspired by Tradition, Made for Today
    Japanese-inspired tools crafted for today’s needs, blending authenticity with modern precision.

    Others

    Quick to Chip, Hard to Keep
    Standard buffers offer temporary shine, leaving nails dull and chipped quickly.

    Harsh Ingredients, Weak Nails
    Chemical-heavy products can weaken nails over time, leading to thinning and brittleness.

    Disposable Quality, Frequent Replacements
    Disposable kits may be cheap but lack durability, requiring constant replacements.

    Expensive Salon Visits for Temporary Results
    Salon trips cost time and money, while results often fade within days.

    Limited Options for Nail Health
    Many nail products focus on appearance, ignoring long-term nail health benefits.

    Customer Reviews

    Based on 2924 reviews
    87%
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    9%
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    L
    Lyudmyla
    Highly recommend for damaged nails, works quickly and effectively.

    This serum brings life back to your nails.

    C
    Carrie Knight
    This product not only works but it leaves everything in it's path conditioned and feeling divine.

    I was a little skeptical about this serum/lotion. But after opening and reading all of the information on the inside, I knew I bought beyond a winner! Then I tried it out (just a few tiny droplets on a couple cuticles) my nails had polish on them, but the feeling I got was absolutely amazing!! I have been looking for something like this and I found an even better product in Onsen’s Nail & Cuticle Conditioner Serum. I love it!!I would recommend this product to anyone and especially to anyone that have such a hard time growing beautiful nails and it starts with this!

    K
    Karen A. Roseman
    Kept my nails from splitting.

    Helped my nails tremendously.

    S
    Shawna W
    Very moisturizing light smell great product

    Love this conditioner serum for my cuticles. I use it at night when I’m laying on the couch. The smell is light. My cuticles and nail beds feel very moisturized after using this product. I truly feel it’s also making my nail beds stronger. I will not only be ordering again, but ordering one for all my friends and family as future gifts. Lol

    A
    Amazon Customer
    Nice product

    Love it, makes my nails and hands soft and hydrated. No sticky or heavy sensation

    A
    Amazon Customer
    Good product

    Absorbed well

    A
    An Na Kim
    It's wonderful!!

    Very satisfied!! I will order more!!

    G
    GZ
    PRODUCT WORKED

    Easy to use, product worked but took just a little longer than expected.

    T
    TAH
    Very good product (even better than Opi comparison)

    I used to use the Opi product but you've got a new customer.