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Y Theorem - Bio Cellulose Facial Mask

Y Theorem - Bio Cellulose Facial Mask is a $135 premium skincare treatment with medical-grade bio-cellulose that deeply delivers reparative actives. Ideal for dull, stressed skin needing intense recovery and radiance after environmental damage or lifestyle strain.

$135.00

● In stock

Buy at SAYN Beauty →

Price and availability may change. Click to see current details on SAYN Beauty.

Key features

  • Medical-grade bio-cellulose material
  • NAC Y²™️ complex for repair
  • Sea Anemone extract for calming
  • Ectoin shields from pollution
  • Second-skin fit for full coverage
  • Targets dullness and dehydration
  • 5 masks per pack

Pros

  • +Deep ingredient penetration
  • +Calm reactive skin effectively
  • +Visible brightness and firmness
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Cons

  • High price per use
  • Limited availability

About Y Theorem - Bio Cellulose Facial Mask

What is Y Theorem - Bio Cellulose Facial Mask?

Y Theorem - Bio Cellulose Facial Mask is a high-performance treatment from Sayn Beauty designed for skin under stress from environmental exposure, fatigue, and lifestyle demands. Using medical-grade bio-cellulose—a material trusted in burn care—it forms a second-skin seal that enhances absorption of potent actives. This reformulated mask targets visible signs of aging, dehydration, and dullness, delivering restorative ingredients for a brighter, plumper, and calmer complexion. Each pack contains five treatments ideal for weekly or as-needed use.

Key features

  • Medical-Grade Bio-Cellulose — Mimics skin’s texture for superior adhesion and ingredient penetration.
  • NAC Y²™️ Complex — Repairs damage and boosts resilience against pollution and oxidative stress.
  • Sea Anemone Extract — Soothes irritation and calms reactive or sensitive skin.
  • Ectoin Protection — Shields skin from environmental aggressors like UV and pollution.
  • Second-Skin Fit — Conforms tightly to facial contours for full, leak-free coverage.
  • Targets Dullness & Dehydration — Restores moisture and luminosity in fatigued skin.
  • 5 Masks Per Pack — Premium treatment supply for consistent skincare maintenance.

Who is Y Theorem - Bio Cellulose Facial Mask for?

This mask is ideal for adults with stressed, tired, or environmentally damaged skin seeking professional-level recovery. It’s especially beneficial for those with sensitivity, reactivity, or signs of premature aging due to urban living, poor sleep, or high-exposure lifestyles. Suitable for all skin types, including sensitive skin.

How does Y Theorem - Bio Cellulose Facial Mask compare?

Unlike standard sheet masks made from cotton or synthetic fibers, this bio-cellulose formula offers superior adherence and ingredient delivery. Its medical-grade material and advanced complexes like NAC Y²™️ and Ectoin outperform typical hydrating masks, offering clinical-level repair. While more expensive than drugstore options, it competes with dermatologist-recommended treatments for efficacy and innovation.

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Best use cases

  • Post-pollution exposure recovery
  • Weekly skin repair treatment
  • Pre-event radiance boost
  • Sensitive skin calming
  • After long-haul flight hydration
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Is Y Theorem - Bio Cellulose Facial Mask right for you?

Best for skincare enthusiasts seeking clinical results for stressed, dull, or sensitive skin. Suitable for all skill levels—no special application knowledge needed. Ideal for those already using advanced serums or treatments. Consider as an upgrade from cotton sheet masks or for targeted recovery. Alternatives include hydrogel masks or in-office facials, but this offers at-home medical-grade performance.

How it compares: Outperforms cotton and pulp sheet masks in ingredient delivery and fit. More effective than standard hydrating masks for repair and sensitivity. Comparable to dermatologist-grade treatments but at-home. Higher cost than mass-market options, but justified by bio-cellulose technology and active complexes.

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Frequently Asked Questions

What is bio-cellulose and why is it used in this mask?

Bio-cellulose is a medical-grade material known for its use in wound healing, including burn treatment. It forms a tight, second-skin barrier that enhances absorption of active ingredients while staying gentle on sensitive skin.

Does Y Theorem mask help with redness and sensitivity?

Yes. The mask contains Sea Anemone extract, a potent calming agent, and Ectoin, which strengthens skin’s barrier. Together, they reduce redness and soothe reactive skin after environmental stress.

How often should I use Y Theorem - Bio Cellulose Facial Mask?

For best results, use once a week or as needed for recovery after stress, travel, or exposure to pollution. Each pack contains five masks, ideal for monthly use or intensive treatment cycles.

Is this mask suitable for all skin types?

Yes. The formula is safe for sensitive, dry, oily, and combination skin. Its calming and non-irritating ingredients make it ideal for reactive or compromised complexions needing repair without flare-ups.

Can I use this mask before makeup application?

Yes. The mask deeply hydrates and smooths skin, creating an ideal base for makeup. Use 30 minutes before application, remove, and follow with moisturizer for a luminous, even finish.

How much does Y Theorem - Bio Cellulose Facial Mask cost?

Y Theorem - Bio Cellulose Facial Mask is $135.00 at SAYN Beauty. Prices may change — click through to SAYN Beauty for the latest.

Is Y Theorem - Bio Cellulose Facial Mask in stock at SAYN Beauty?

Yes, Y Theorem - Bio Cellulose Facial Mask is currently in stock at SAYN Beauty.

Specifications

SKU
D-111S-374166-SB
Last updated May 14, 2026