By Londontown

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Created with a combination of Britain's rapeseed flower oil and a unique blend of natural extracts and vitamins, kur: Nail Hardener works to repair and hydrate dry, brittle, weak and soft nails. 

This nourishing "5-free" formula is free of Formaldehyde, Toulene, DBP, Formaldehyde resin, and Camphor.

Vegan, gluten-free. Cruelty-free.

Made in the USA

12ml 0.4 fl.oz


This fortifying formula helps to replenish strength and maintain healthy nail protein (keratin) and natural oil balances to protect against cracking, chipping, splitting and peeling nails.

    How to Use

    Apply daily to improve nail conditions as part of regular manicure regimen. May be worn alone or as a base and top coat. 


    Key ingredients:

    Rapeseed Flower Oil - heals brittle and cracked nails. Hydrates the nails and prevents nails from splitting.

    Evening Primrose Oil - prevents nails from cracking but also nourishes and helps keep nails healthy.

    Cucumber Extract - the high silica content of cucumber helps to prevent the splitting and spoiling of nails.

    Chamomile Extract - cures brittle nails and increases strength of nails. Contains azulene and bisabolol - active substances that enhance the healing process, strengthen the nail plastics and eliminates dryness and flaking.

    Garlic Extract - strengthens and hardens weak, brittle nails.

    Vitamin A - helps absorb and process protein efficiently.

    Vitamin E - increases blood circulation and improves the blood flow for nail growth. Aids in the formation of red blood cells which helps maintain oil balance in the nails.

    Biotin (Vitamin B7) - promotes cell growth and nail strength.
    Iron - deficiency of iron causes brittle nails; iron helps to strengthen the nail bed.

    Ethyl Acetate, Butyl Acetate, SD Alcohol 40-B, Nitrocellulose, Adipic Acid/Neopentyl Glycol/Trimellitic Anhydride Copolymer, Isopropyl Alcohol, Trimethy Pentanyl Diisobutyrate, Triphenyl Phosphate, Sucrose Benzoate, Etocrylene, Dimethicone, Water, Brassica Campestris (Rapeseed) Oil, Oenothera Biennis (Evening Primrose) Flower Extract Oil, Cucumis Sativus (Cucumber) Extract, Chamomilla Recutita Matricaria (Chamomile) Extract, Allium Sativum (Garlic) Bulb Extract, Butylene Glycol/Iron, Calcium Pantothenate, Retinyl Palmitate (Vitamin A), Tocopheryl Acetate (Vitamin E), Biotin (Vitamin B7), Violet 2.


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