🫧 Oxygen + THD Vitamin C to support brighter, clearer-looking skin
🫧 Glycolic + Lactic + Malic smooth the look of uneven, acne-textured skin
🫧 Non sticky, makeup friendly finish that layers with SPF and routines







this lightweight serum resurfaces, energizes, calms, and brightens in one step, setting skin up for a smooth, lit-from-within glow.
benefits
- brightens dull skin and supports renewal with pure oxygen
- boosts radiance and refines texture with a trio of gentle AHAs (glycolic, lactic, malic)
- visibly evens tone and softens dark spots (vitamin C defends and brightens)
- calms redness and comforts sensitive skin (oxygen, aloe, cucumber, and watermelon extracts soothe)
hero actives
- Oxygen re-energizes surface cells for visible glow
- Glycolic, lactic, malic acids sweep away dull surface cells
- Vitamin C (THD ascorbate) brightens and shields from free radicals
- Glycerin + sodium PCA draw in and lock down hydration
- Aloe & botanical extracts cool, calm, and replenish
- Amino acids (arginine, proline) support collagen resilience
how to use
- apply 3–5 drops to clean, dry skin morning and/or night.
- pat until absorbed or mix the drops into Infinite Aura Moisturizer for a one-and-done glow.
- follow with moisturizer (and SPF by day) to seal in the benefits.
Why it helps with acne concerns
- Refine texture
AHAs help lift dull surface cells for a smoother look. - Fade the look of post-acne marks
Vitamin C is commonly used to improve the appearance of PIH with consistent use. - Fresh, energized glow
Oxygen is listed in our INCI and re-energizes surface cells for visible radiance.
Oxygen + THD Vitamin C + AHAs, tuned for acne-prone goals
This serum pairs THD Vitamin C with pure Oxygen and a gentle AHA trio to address common acne-adjacent concerns: rough texture, dullness, and the look of post-acne dark marks. AHAs refine the surface. Vitamin C supports a brighter, more even look. Oxygen re-energizes surface cells for a fresher appearance. Always use SPF during the day when using acids.

Ingredient receipts
- Oxygen: re-energizes surface cells
- Vitamin C (THD ascorbate): brightening antioxidant for even tone
- Glycolic + Lactic + Malic: gentle resurfacing trio for texture
- Glycerin + Sodium PCA: hydration support
- Aloe + botanical extracts: comfort while you smooth
How to use with an acne routine
- AM: Cleanse → Kay’s Oxygen Glow Serum → Moisturizer → SPF
- PM option A (on treatment nights): Cleanse → Acne treatment (eg, benzoyl peroxide or Rx) → Moisturizer
- PM option B (serum nights): Cleanse → Kay’s Oxygen Glow Serum → Moisturizer
Tip: If you use strong actives, alternate nights to minimize irritation and always wear SPF.
Bohemia Skin vs popular brands
Feature | Kay’s Glow Serum (1 oz $79.99) | Sunday Riley C.E.O. 15% (1 oz $85) | SkinCeuticals C E Ferulic (1 oz $185) | Youth To The People 15% Vitamin C + Caffeine (1 oz $59) |
---|---|---|---|---|
Vitamin C type | THD (oil-soluble) | THD | L-ascorbic + E + ferulic | Ethyl Ascorbic Acid + THD + MAP |
Makeup-friendly layering | ✓ | ✓ | ✓ | ✓ |
AHA smoothing built-in | ✓ | ✗ | ✗ | ✗ |
Price per oz | $79.99 | $85.00 | $185.00 | $59 |
Need help?
Frequently Asked Questions
For many, Vitamin C and AHAs are used to improve the look of post-inflammatory hyperpigmentation with consistent use and sun protection. Results take time.
Yes. The formula is designed to set clean and layer with sunscreen and makeup. Patch test and adjust frequency to your tolerance.
You can alternate nights to reduce the chance of irritation. Introduce one active at a time and use daily SPF.
Some users may notice temporary increase in flaking or tiny bumps as AHAs lift dull surface cells. If skin feels irritated, reduce to 2 to 3 nights per week and increase slowly. Always patch test and keep layers simple.
Apply after cleanse and before moisturizer. In the morning use serum → moisturizer → SPF. At night alternate serum nights with acne treatment nights if you use stronger actives.
Smoother look. Clearer-looking tone.

Before

After 2–4 weeks of consistent use
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