1 7

tHermoCEUTICAL

tHermoCEUTICAL Optimum 20C Serum - Pure Vitamin C Serum Enrichment, Radiance Boost, Even Skin Tone, Enhances Elasticity, Luminosity, Rapid Absorption, Irritation-Free, 1.05 fl. oz

tHermoCEUTICAL Optimum 20C Serum - Pure Vitamin C Serum Enrichment, Radiance Boost, Even Skin Tone, Enhances Elasticity, Luminosity, Rapid Absorption, Irritation-Free, 1.05 fl. oz

$144.99 USD
$144.99 USD
Sale Sold out
Shipping calculated at checkout.

About This

  • Optimum 20C Serum: Oil and Water-Free Serum Packed with Highly-Concentrated Vitamin C and Powerful Antioxidant Ingredients, Achieving Ultimate Radiance and Brightness.
  • Pure Vitamin C Enrichment: Infused with 100% Pure Vitamin C, providing powerful antioxidant effects and enhancing elasticity and luminosity.
  • Even Out Skin Tone: Effectively inhibits tyrosinase activity with Ferulic Acid, which is a boosting ingredient of Vitamin C, evening out skin tone and texture.
  • Ultimate Skin Care: Provides comprehensive skin care by managing elasticity and density while enhancing the overall skin environment.
  • Gentle Formula with Rapid Absorption: With an irritation-free formula, provides quick absorption and luxurious radiance without a stinging sensation.

Overview

  • Skin Type : All
  • Product Benefits : Clearing, Improve Skin Elasticity
  • Use for : Face
  • Scent : Optimum Serum
  • Special Ingredients : vitamin_c, vitamin_e
View full details

Review

  • ⭐⭐⭐⭐⭐

    “Blends beautifully and gives a natural finish. It lasts all day without feeling heavy.”

    • Ava R.

  • ⭐⭐⭐⭐⭐

    “Melts makeup instantly and leaves my skin soft and clean. No tight feeling afterward.”

    • Mia J.

  • ⭐⭐⭐⭐⭐

    “Stays put all day without smudging. Makes my lashes look longer and more defined.”

    • Chloe S.
Beauty Products

We value quality, authenticity, and sustainability


At Beautiful Days Beauty Shop, we believe every day holds the potential to be radiant, joyful, and beautiful. Self-care isn’t just about looking good—it’s about feeling confident, refreshed, and ready to embrace life’s moments with grace.

SHOP NOW

Blog posts

View all
  • Stick Makeup

    Stick Makeup

    Item Form : Stick Coverage : Light-Medium. Buidable to full Brand : Ogee Color : TRIO - GOLDEN CONTOUR COLLECTION - AMBER, TOPAZ, CARNELIAN Skin Tone : All About this...

    Stick Makeup

    Item Form : Stick Coverage : Light-Medium. Buidable to full Brand : Ogee Color : TRIO - GOLDEN CONTOUR COLLECTION - AMBER, TOPAZ, CARNELIAN Skin Tone : All About this...

  • Lip Balm

    Lip Balm

    Discover the Secret to Radiant Lips: Sara Happ The Glow Balm Lip Balm When it comes to lip care, finding the perfect balance between hydration, softness, and a polished finish...

    Lip Balm

    Discover the Secret to Radiant Lips: Sara Happ The Glow Balm Lip Balm When it comes to lip care, finding the perfect balance between hydration, softness, and a polished finish...

  • "Flawless coverage with a radiant, natural second-skin finish."

    "Flawless coverage with a radiant, natural seco...

    Overview Brand : Glo Skin Beauty Item Form : Powder Color : Cocoa Skin Type : All Product Benefits : Radiant Finish About this item PRESSED POWDER FOUNDATION MAKEUP: Flexible,...

    "Flawless coverage with a radiant, natural seco...

    Overview Brand : Glo Skin Beauty Item Form : Powder Color : Cocoa Skin Type : All Product Benefits : Radiant Finish About this item PRESSED POWDER FOUNDATION MAKEUP: Flexible,...

1 3
View all

Frequently Asked Question

How long does shipping take?

Shipping takes place within 3-5 business days. If there is a problem with the shipment of the product, we will notify you via the email address you entered when ordering.

Is free shipping available?

We do not currently offer free shipping. However, this may be added at some point. We apologize.

How can I get a tracking number for my order?

If your order has been shipped, we will add the tracking number to your order and notify you via the email address you entered when ordering.

How do I process a return or exchange?

For returns or exchanges, please contact us within 14 days of receiving the product, along with a receipt or screenshot of the purchase, and a photo of the product with the packaging or tag intact.