
4-in-1 Radiance Serum
From $12.43
A lightweight 4-in-1 serum that hydrates, brightens and smooths in one effortless step.
- 4-in-1 formula — Hyaluronic Acid, Niacinamide & vitamins
- Deeply hydrates and helps brighten dull skin
- Smooths texture and softens the look of fine lines
- Fast-absorbing — lightweight, never greasy
- Layers easily under moisturizer, makeup or LED sessions
- 30 ml · for all skin types
✦ Earn 62 points with this purchase
- Free tracked shipping
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Description
RaynaLight 4-in-1 Radiance Serum
One serum, four powerhouse benefits. Our 4-in-1 Radiance Serum brings together Hyaluronic Acid, Niacinamide and skin-loving vitamins in a single lightweight formula designed to hydrate, smooth, firm and brighten.
Hyaluronic Acid floods the skin with lasting moisture for a plump, dewy feel, while Niacinamide helps even out the look of tone and refine texture. Together with replenishing vitamins, they help soften the appearance of fine lines and leave skin looking firmer, smoother and
more radiant — the perfect prep step before your RaynaLight ritual.
Why you’ll love it
Deep, long-lasting hydration with Hyaluronic Acid
Niacinamide helps even the look of tone and texture
Vitamins help skin look firmer and more radiant
Softens the appearance of fine lines and wrinkles
Lightweight, fast-absorbing, layers beautifully under your routine
How to use After cleansing, apply 2–3 drops to clean, dry skin morning and night. Gently press into the face and neck, then follow with moisturizer. For best results, apply before your RaynaLight light therapy session to prep the skin.
How to use
Start with clean, dry skin. Find a comfortable spot, switch it on and let the warm light do the work for a few quiet minutes. Use consistently for the best feel — short and daily beats long and occasional.
Shipping & returns
Free tracked shipping on every order. Preparation 1–3 business days; estimated delivery 5–12 business days. 14-day right of withdrawal — see our returns page.
FAQ
Is it safe for daily use?
Yes — gentle, low-heat light designed for daily use.
When will I see a difference?
Many notice calmer, more even skin within the first weeks of consistent use.




jade –
makeup goes on flawless over it, skin so smooth
Eva N. (verified owner) –
helped fade some old dark spots, tone way more even
yara –
calmed my breakouts AND brightened me up at the same time 🔥
ines (verified owner) –
HA magic 💧 my dry skin finally feels plump again
Lucas (verified owner) –
good serum but the dropper is a bit fiddly tbh
Liam C. (verified owner) –
skin barrier feels stronger & more hydrated since i started
Oscar (verified owner) –
simple, effective, zero irritation. exactly what i needed
mia (verified owner) –
takes a few weeks to kick in but then it’s lovely, patience pays off
Layla F. (verified owner) –
wish the bottle was bigger bc i go through it fast lol, love it tho
marc (verified owner) –
decent, did a bit for my texture but not life changing for me
Youssef A. –
dull tired skin? not anymore lol. fresh & radiant now
freya (verified owner) –
absorbs in seconds, layers perfect under my moisturizer
karim b (verified owner) –
lightweight & hydrating, perfect for layering in summer
Henry (verified owner) –
the niacinamide evened out my redness in like 2 weeks, impressed
lena –
pores look smaller & skin just looks healthier overall
Zara (verified owner) –
glow is real, ppl keep asking what im using ✨
ethan g (verified owner) –
skin looks brighter & more awake, punches way above its price imo
Adam B. (verified owner) –
4 actives in 1 bottle simplified my whole routine. great value
Aisha M. –
texture on my cheeks smoothed out so much, use it am & pm
nora h –
a few drops & my skin drinks it in. no greasy film 🙌