
The Vitamin C Serum
This first-of-its-kind Vitamin C serum is clinically proven to rapidly brighten, even tone, and protect against damage – without irritating the skin. Powered by Advanced TFC8® to support renewal and unlock the full potential of stable, gentle Vitamin C for radiant, healthy-looking skin.
- FREE delivery when you spend over $75
- FREE standard delivery on all auto-replenish orders
- 30 day returns
Deluxe Sample(s)
with every purchase over $200- =

The Vitamin C Serum
- Powered by Advanced TFC8® to support optimal ingredient absorption and skin renewal for a non-irritating formula with enhanced performance.
- Features a synergistic complex of stable Vitamin C (Ascorbyl Glucoside) and antioxidant Ergothioneine, clinically proven to deliver superior brightening results*
- Rapidly reduces visible dark spots, dullness and uneven skin tone
- Oxygenation Extract helps refine texture and improve hydration while boosting oxygenation
- Proven to help defend against visible damage caused by UVA and pollution**
- Firms skin and visibly smooths fine lines and wrinkles
-
Trial Parameters
- 88% said skin looked visibly brighter
- 97% felt skin texture was softer and smoother
- 100% experienced no redness or irritation
- 87% noticed a rapid reduction in dullness and a refreshed look
- A cushiony, water-light serum that absorbs quickly without tackiness. Non-comedogenic
- Clean. Vegan. Formulated without fragrance, parabens, silicones, or phthalates
- Formulated for all skin types, including sensitive skin
- Housed in a recyclable aluminum Nomad
-
Free From List
Technology That Stands Out
How To Apply
Apply to clean, dry skin in the morning and evening.
- Step 1: Dispense 2 pumps into hands
- Step 2: In upward sweeping motions, smooth over the face, neck and décolleté until fully absorbed
- Step 3: Follow by applying your Augustinus Bader moisturizer, eye cream and SPF
Clinically Proven Results

User Proven Results

Key Ingredients
Augustinus Bader skincare is formulated with high-potency botanical ingredients and sustainably-produced, clean actives, where possible.
THE VITAMIN C SERUM
Powered by our proprietary Advanced TFC8® technology and featuring a synergistic blend of Vitamin C and Ergothioneine clinically proven to deliver superior complexion brightening.
Swipe to see key ingredients
Pairs Well With...
With this formulation, we have incorporated our next-generation Advanced TFC8® technology to more precisely guide potent antioxidants–including a highly stable form of Vitamin C and Ergothioneine–into the skin for optimized absorption and enhanced efficacy. The Vitamin C Serum promotes a brighter, more even complexion while fortifying the skin's defense against oxidative stress—without compromising skin barrier integrity. We’ve developed an intelligent, high-performance solution powered by our proprietary, biomimetic delivery system that yields immediate and long-term benefits, even for sensitive skin.”


Frequently Asked Questions
Yes. This vegan, non-comedogenic formula is suitable for all skin types, including sensitive skin. Clinically tested to deliver visible results without redness or discomfort, it’s also free from common irritants like fragrance, parabens, sulfates, silicones, mineral oil, and talc. If you have highly sensitive skin, we recommend reviewing the ingredients and consulting your doctor if you have concerns.
Many users report seeing a radiant glow and smoother skin within days. In clinical testing, significant improvements in brightness, tone, and texture were visible after 4 weeks, with results continuing to build over time.
Yes. The Vitamin C Serum is formulated to work seamlessly in your daily skincare routine with other actives, including retinol, hyaluronic acid, and niacinamide. It complements the full Augustinus Bader routine, including The Retinol Serum, The Essence, and your preferred moisturizer.
Yes, The Vitamin C Serum is pregnancy and breast-feeding safe, but we recommend consulting with a qualified physician or medical professional if you are pregnant or nursing and have any concerns.
The Vitamin C Serum is housed in a 100% aluminum exterior shell. It is recyclable and widely accepted by municipal recycling.
If using morning and evening daily as directed, one bottle typically lasts 6 weeks.