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 4.8 (3,427 Reviews)

Tooth Armour Nano Hydroxyapatite Serum

Tooth Armour Nano Hydroxyapatite Serum

check_circle Concentrated nano-hydroxyapatite formula

check_circle Fluoride-free and gentle for nightly use

check_circle Simple add-to-your-brush serum format

check_circle Supports enamel and calms sensitivity

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Tooth Armour Nano Hydroxyapatite Serum

Tooth Armour Nano Hydroxyapatite Serum

Regular price $49.99
Regular price $49.99 Sale price
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  • My teeth got so sensitive after menopause that I was dreading my morning coffee. Two weeks of using this every night and I can finally enjoy it hot again. Wish I had found this years ago!

    Karen M.
  • I brush and floss religiously but my teeth still felt rough and sensitive, and my dentist kept finding new problem spots. This finally feels like the extra step I was missing. My teeth feel smoother and so much calmer now.

    Denise W.
  • Honestly bought it out of desperation because of my dry mouth at night. My teeth no longer feel chalky and rough in the morning, and the sensitivity has settled right down.

    Susan T.
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    How It Works

    Lumera's Enamel Defense Serum is a concentrated nano-hydroxyapatite serum that delivers the very mineral your enamel is made of directly to your teeth. Simply apply a few drops to your toothbrush, on its own or layered over your regular toothpaste, and brush gently for two minutes before bed. As you brush, the mineral particles bond to the tooth surface, helping to fill microscopic weak spots and calm sensitivity while you sleep. With nightly use, most women notice smoother, stronger-feeling and less sensitive teeth within the first few weeks. Every order is backed by our 30-day money-back guarantee, so you can try it completely risk-free.

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    The Missing Step In Your Nightly Routine

    Brushing and flossing clean your teeth, but they don't replace the mineral support your mouth loses over time. Lumera's Enamel Defense Serum was created to fill that gap, one night at a time.

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    Soothes Sensitive Teeth Fast

    Nano-hydroxyapatite helps seal the tiny exposed channels that cause that sharp zing from hot coffee, cold water, and sweet foods.

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    Protects Teeth From Dry Mouth

    When saliva drops, your teeth lose part of their natural mineral support. Lumera helps top it back up every single night.

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    Strengthens Enamel While You Sleep

    Powered by the same mineral that makes up 97% of your enamel, bonding to the tooth surface for smoother, stronger-feeling teeth.

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    Just 2 Minutes A Night

    A few drops on your brush, on its own or layered over your toothpaste. No trays, no strips, no complicated routine.

    • Apply a few drops to your brush

    • Brush gently for 2 minutes before bed

    • Minerals bond to your enamel overnight

    • Wake up to smoother, calmer teeth

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      Fluoride-Free Nano-Hydroxyapatite Formula

      Powered by the same mineral your enamel is naturally made of, and gentle enough for nightly use.

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      Gentle On Gums And Dry Mouths

      No harsh abrasives, no peroxide, no burning mint. Made for mouths that suddenly react to everything.

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      30-Day Money-Back Guarantee

      Try Lumera's Enamel Defense Serum for a full month. If you are not happy for any reason, we will refund you in full.

      Stronger Teeth While You Sleep

      Your teeth face acids, dryness, and daily wear, and after 40 they often get less natural support than ever. Lumera's Enamel Defense Serum restores that mineral support every night, so you can stop lying awake wondering what your next dental visit will find.

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      • My morning coffee is back

        Ice water, hot coffee, even biting into an apple used to make me wince. Three weeks in and I barely notice a thing. Genuinely shocked at the difference.

        Margaret L.

      • Finally feel in control again

        Perimenopause turned my mouth into a desert and my teeth started feeling rough and fragile overnight. This little bottle is now the one step in my routine I never skip.

        Jenny R.

      • Skeptic turned believer

        My teeth feel smoother and noticeably less sensitive after one month, simple as that.

        Robyn K.