Gel Refills

$29.99 USD

Our whitening gel has been formulated with a peroxide-free active whitening ingredient. It also has the added benefits of preventing sensitivity and remineralising your teeth.

Key ingredients

Phthalimidoperoxycaproic acid (PAP): Active bleaching agent that whitens the discoloured molecules inside your tooth.

Hydroxyapatite: Hydroxyapatite has proven cavity remineralisation and reparation of the tooth surface.

Potassium Nitrate: Desensitising agent used in dentistry that protects the nerve.

Phthalimidoperoxycaproic Acid (PAP), Sorbitol, Glycerin, Water, Polyethylene Glycol-8, Propylene Glycol, Flavour, Hydroxyapatite, Sodium Hydroxide, Sodium Carboxymethyl Cellulose, Potassium Nitrate, Xanthan Gum, Hydroxyethyl Cellulose, Saccharin Sodium, Sodium Methylparaben, Aloe Barbadensis Leaf Extract (Aloe Vera), Chamomilla Recutita Flower Extract (Chamomile), Punica Granatum Seed Extract (Pomegranate)

How it works

  1. Give your teeth a good brush so you're ready to whiten.
  2. Attach the LED light to the mouth tray.
  3. Apply gel to the top and bottom sides of the mouth tray.
  4. Pop it in, hit the button, and whiten for 10 minutes (with an in built timer).
  5. Spit and rinse after use, and repeat for 6 applications.

Our New and Improved Whitening Formula

  • Phthalimido Peroxy
    Caproic Acid

    Whitening Ingredient

    Our new active whitening ingredient oxidises tooth stains to smaller and lighter coloured compounds, to create a visible whitening effect.

  • Hydroxyapatite

    Repairing Ingredient

    Hydroxyapatite is a repairing ingredient that produces a whitening effect and helps to remineralise teeth.

  • i-

    Potassium Nitrate

    Soothing Ingredient

    Potassium Nitrate helps to treat sensitivity, without adversely affecting your teeth or your mouth. This is the secret ingredient to our no sensitivity guarantee.

Want the best results? Introducing:

Gel Refill Subscriptions

  • We’ll deliver a set of Gel Refills to your door every 3 months.

  • Change the frequency of your subscription's deliveries at anytime.

  • Cancel or pause your plan whenever you like, with no strings attached.

HiSmile Gel Refills - steps to success
Add to cart


/5 -  reviews

${ tp.consumer.displayName }

${ changeDate(tp.createdAt) } days ago

${ tp.content }