💌 NOW AVAILABLE

VITAMIN C SERUM Meet your skin’s new glow essential: the Vitamin C Serum.

Powered by 20% THDA, a stable, oil-soluble form of Vitamin C, this serum supports the look of brighter, more even skin without irritation. Blended with nourishing jojoba oil and lightweight squalane, it leaves skin feeling smooth, supple, and refreshed.

Perfect for daily use, morning or night, whenever your skin needs an extra boost of radiance.

  • Supports the look of brighter, more radiant skin
  • Helps improve the appearance of uneven skin tone
  • Promotes the look of smoother, supple skin
  • Gentle, oil-soluble formula - ideal for sensitive skin
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📧 Ships Oct. 20th 2025

Product Benefits

Brighter‑looking skin

Visibly boosts radiance and helps refine the look of uneven tone for a lit‑from‑within glow.

Gentle for sensitive skin

Oil‑soluble vitamin C (THDA) delivers results with a soft, non‑sting feel.

Silky, non‑greasy finish

Layers well with the rest of your ritual and wears beautifully under SPF and makeup.

Stability you can count on

Formulated to stay potent while keeping your skin feeling calm and comfortable.

Firmer‑looking complexion

With daily use, skin looks smoother and more supple in appearance.

Simple, clean, vegan

Sanbe standards from bottle to box, always thoughtfully made.

Clean • Vegan • Small-batch
Founder-led company
Thousands of happy customers

How to Use

☀️ AM Recipe:

After toner and moisturizer, apply 1 drop to face and neck. Let it settle, then finish with SPF.

🌙 PM Recipe:

Repeat on clean, dry skin. Pair with a nourishing moisturizer for a soft‑to‑the‑touch feel by morning.

Start 3–4x/week, then use daily as tolerated. Always patch test before first use.

Vitamin C Serum Texture & Aroma

A lightweight oil-serum that melts into your skin within seconds. It leaves a soft, velvety finish that feels cushiony, never greasy.

The blend of Neroli and Citrus essential oils gives a fresh, calming aroma that brightens your ritual while soothing your senses.

Meet your skin’s new glow essential: the Vitamin C Serum.

Gentle, effective, and made to keep your glow shining bright.
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Key Ingredient

Tetrahexyldecyl Ascorbate (THDA) 20%

A stable, oil-soluble form of Vitamin C that works in harmony with your skin. At this concentration, it’s gentle yet effective, supporting a brighter-looking, more radiant appearance. With regular use, skin looks smoother, more even-toned, and refreshed, without the sting often linked to other Vitamin C types.

Note: Claims focus on the appearance of skin in line with cosmetic guidelines.

Full INCI List

  • Simmondsia Chinensis (Jojoba) Seed Oil
  • Caprylic/Capric Triglyceride
  • Tetrahexyldecyl Ascorbate
  • Squalane
  • Helianthus Annuus (Sunflower) Seed Wax
  • Limnanthes Alba (Meadowfoam) Seed Oil
  • Tocopherol
  • *Citrus Aurantium Amara (Neroli) Flower Oil
  • *Citrus Aurantium Bergamia (Bergamot) Oil
  • *Salvia Sclarea (Clary Sage) Oil

See us IRL on HaiSai Market Launch Day

Haisai Market • Saturday, Oct 5 • 12–5 PM
We'll have the new serum on hand. Come try the texture, ask questions, and grab your bottle.

FAQ

Many find THDA gentler than water‑based vitamin C. Patch test and start a few times per week, then increase as tolerated.
Yes—this oil‑serum layers well with hydrating toners and serums. Allow each step to settle before the next.
It's formulated for a soft, comfortable feel. If you experience sensitivity, reduce frequency or layer over moisturizer.
With consistent use, skin can look more radiant and even within a few weeks. Results vary by skin and routine.
For cosmetic use only. Statements relate to the appearance and feel of skin and are not medical claims.

Kind words from our Product Testers ⭐⭐⭐⭐⭐

"My skin balance is more stable than ever since I started using your skincare products 🥹🫶 Thank you so much ❤️"

— Miyu, L

"Finally, a Vitamin C my skin can handle! I’ve tried others that were too harsh, but this one feels silky and absorbs so well. My skin already looks more even and feels smoother."

— Mei, B

"The glow is real! I use it in the morning over moisturizer, and my skin looks so fresh and radiant all day. Bonus: it smells amazing"

— Alina, G

"I love the lightweight texture, it’s not greasy at all. After a week, my skin feels softer and looks brighter. This has quickly become my favorite step in my routine."

— Monique, R

"This serum feels like silk on my skin ✨ It sinks in so quickly and leaves my face feeling soft, not sticky. My makeup even goes on smoother now!"

— Sofia, J

"I’ve been looking for a gentle Vitamin C for years 🌿 This one gives me glow without irritation, and I love the light citrus-floral scent 🍊🌸."

— Betty, J

THDA 20% Vitamin C Serum

$59 • 20 ml
Earn 59 HappySkin Points
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