IN & OUT Pouch
IN & OUT Pouch
Nail care

IN & OUT Pouch

The personalised IN & OUT duo for healthy nails, all year round!

To find out the best base coat for your nail type,
complete our analysis by clicking here!

Only 10000 items in stock!

IN & OUT Pouch

Only 10000 items in stock!
Free shippingwhen you spend £39 or more
Secure paymentCredit card and Paypal
Eco-friendly packagingDelivered in 100% corn-starch packaging chips


  • Up to 84% bio-sourced ingredients
    Plant-based ingredients extracted from natural, renewable sources
  • Made in France
    Products made in France
  • Vegan
    Our aim is to develop products without using ingredients that come from animals or the farming of animals
  • 12-free
    Green Flash
  • Eco-friendly packaging
    Recyclable packaging, FSC cardboard and biodegradable packing peanuts
  • No toxic ingredients
    Products formulated based on a strict blacklist

Kit content

  • Nail Boost

    Nail Boost

  • The treatment base coat of your choice

    The treatment base coat of your choice

  • Cuticle Remover

    Cuticle Remover

    4.7 star rating 512 Reviews
  • Green Oil

    Green Oil

    4.8 star rating 668 Reviews
  • Steel cuticle pusher

    Steel cuticle pusher

    4.8 star rating 4 Reviews
  • Emery board for natural nails 100/180

    Emery board for natural nails 100/180

  • 3-way polisher

    3-way polisher

    4.8 star rating 6 Reviews
  • Red Organic Cotton Pouch

    Red Organic Cotton Pouch



The perfect products for your nail care routine, ensuring healthy nails all year round!

A complete kit for optimal results, as it treats your nails from the inside and outside. Perfectly combines the targeted action of your favourite nail care products with the overall effectiveness of food supplements specially designed to revitalise your nails and boost their growth. A new In & Out routine that you won't want to be without!


  • A food supplement developed to meet your needs
  • GOTS-certified organic cotton
  • Bio-sourced formulas
  • Recyclable eco-designed packaging

How to use Nail Boost food supplements?

As a treatment, take 4 capsules a day (for no more than 3 months)
For maintenance, take 2 capsules a day (for no more than 6 months)

View ingredients

Protocol We tell you everything!

  1. File your nails into your desired shape
  2. Gently buff each nail for 5 seconds in the direction of growth
  3. Use the cuticle remover and cuticle pusher to push back the cuticles
  1. Apply Green Oil to the surface of the nail
  2. Remove the oil from the surface of the nail with a gentle nail polish remover
  3. Use the treatment base coat to care for and protect your nails

Reviews Our customers talk about us!

Our reviews are collected 2 weeks after any purchase and these are the reviews of verified buyers only
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5.0 star rating
Review by Caroline on 9 Jan 2021 review stating Prometteur
On verra après plusieurs semaines mais ce produit semble efficace