Japan’s first kefir × bio-cellulose sheet mask • Deep hydration • Microbiome support • Second-skin fit •

Premium Bio-Cellulose Sheet Mask

Kefir Bio-Cellulose Face Mask

A luxury skincare mask designed to hydrate, smooth, and refresh tired-looking skin with a soft second-skin fit.

  • Deep hydration for glowing skin
  • Soft bio-cellulose sheet texture
  • Perfect for dry, dull, or stressed skin
  • Premium spa-like skincare experience at home
Kefir Bio-Cellulose Face Mask

Natural Skincare Routine

Revitalize Your Skin Overnight

Unlock your natural radiance with advanced biotechnology that delivers deep nourishment where your skin needs it most.

  • Boosts elasticity and firmness
  • Bio-cellulose second-skin fit
  • Rich in skin-loving moisture
  • Gentle luxury care at home
Advanced Skincare Treatment Model

Japan’s First · Kefir × Bio-Cellulose

The world’s first kefir probiotic sheet mask.

Crafted in Japan by Nihon Kefia, kefir pioneers since 1993. One 20-minute ritual for skin that feels deeply hydrated, calm, and visibly smoother.

★★★★★ 4.9 · 1,284 reviews · 30-day guarantee

The Kefir Mask product
Sakura Flower

Deep Hydration

Kefir + humectants deliver a 20-minute moisture rush.

Sakura Flower

Microbiome Support

Probiotic ferment nurtures the skin’s ecosystem.

Sakura Flower

Barrier Support

Helps skin feel calmer, comforted, and more resilient.

Sakura Flower

Second-Skin Fit

3D nano bio-cellulose hugs every contour.

Made in Japan · Since 1993

Four decades of kefir mastery, in a single sheet.

Nihon Kefia has spent over 40 years pioneering kefir in Japan’s health and beauty industry. The Kefir Mask is the world’s first sheet mask powered by exclusive Japanese kefir ferment — paired with an ultra-fine bio-cellulose sheet grown from fermented coconut juice.

1993 Kefir skincare since
99.9% Natural origin sheet
12 wks Clinically studied
The Kefir Mask Japanese bio-cellulose sheet mask
Clinical Study

12 weeks. Measurably more moisture.

In a clinical study conducted with Dr. Shigeo Suzuki at Otemachi Clinical, 20 Japanese women applied kefir whey and placebo to opposite sides of the face for 12 weeks. The kefir side scored higher in moisture.

Moisture Score

Placebo 68.6 → 68.0
Kefir 69.1 → 71.9
Higher moisture vs placebo

Elasticity Score

Placebo 55 → 59.5
Kefir 56.5 → 64
Statistically significant improvement

Texture Score

Placebo 36.5 → 39
Kefir 33 → 37
Improved texture
Read the full science
FAQ

Your questions, answered.

Is it safe for sensitive skin?

The Kefir Mask is designed to be gentle and is used by many with sensitive skin. Patch-test if you have known sensitivities.

How often should I use it?

1–3 times per week is ideal. Daily use is fine during drier months.

What is bio-cellulose?

A 3D nano-fibre mesh grown from fermented coconut juice. It is 99.9% natural origin, biodegradable, and hugs the face like a second skin.

Do you ship to Canada and the USA?

Yes — free shipping on CA/US orders over $60.