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FAQ
short, straight answers to help you pick, use, and love your products
Makeup-friendly
It is designed to be non sticky and to layer clean. Let it set before SPF and makeup. Use thin layers and press product in.
Yes. Add 3–5 drops into Infinite Aura Moisturizer for a single step. This also helps minimize pilling risk.
About 60 to 90 seconds so the serum sets. Then apply moisturizer, SPF, and makeup.
Yes. THD Vitamin C is oil-soluble and generally layers well. Always patch test when combining actives.
Allow full dry-down and use SPF. Store the bottle away from heat and light to maintain freshness. General Vitamin C storage best practices apply.
AHA resurfacing
Yes. AHAs help remove dull surface cells and improve the look of texture and tone.
Lactic is considered one of the gentler AHAs and also has hydrating properties.
Many use it nightly. Start 2 to 4 nights per week and adjust as your skin allows.
Yes. AHAs can increase sun sensitivity. Use daily SPF.
Skin brightening
Yes, this serum pairs THD Vitamin C with a gentle AHA trio inside one formula for smooth, bright results without a harsh feel. Patch test if you are new to acids.
Many users notice immediate radiance from hydration and smoothing; even-tone benefits build with consistent daily use.
Before
After
| 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 |
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Trusted Results with SkinBetter
After testing hundreds of professional skincare brands, we chose to partner with SkinBetter. Their award-winning formulas not only deliver proven results but also allow us to address specific skin concerns with confidence. This partnership ensures we can offer you the very best solutions, tailored to your unique needs.
This Is What 3 Minutes to Glow Looks Like.
Our 3-step ritual (cleanser, serum, moisturizer) isn’t just skincare, it’s a system. Built to detox, nourish, and protect, it replaces 7+ products cluttering your shelf with one streamlined, results-first routine. No fluff. Just skin that feels as good as it looks.
🌿 gentle, but not weak
Formulated for sensitive skin with real actives that calm, not burn.
⏳ 3 steps. under 3 minutes.
Busy? You don’t need 12 steps. You need results... fast.
💧 glow without the grease
Hydrated, clear, balanced skin. Never sticky, never shiny.
🔬 clean science, no guesswork
No fillers. No fake scents. Just ingredients your skin actually wants.
Learn what each ingredient does, how to build a routine for acne, redness, or sensitive skin, and when to add or skip steps.
Thank you
for trusting us with your skin. Every formula is created with care, from my hands in the treatment room to yours at home.
— Holly, Trey, Roman, Titus, Gemma, Jericho & Freya
