Brightening Serum — Reddit Reviews
by BYOMA
Updated September 23, 2026
Niacinamide serum that hydrates, lightly brightens, and slips into vitamin C routines.
What the community says
A niacinamide serum with hyaluronic acid, glycerin, ceramide NP, and cholesterol that people use for morning layering and a little brightening. Redditors treat it more like a hydrating support step than a dramatic fade serum. Some want stronger results for scars.
What this means for you
What people love
Watch out for
Product details
Key Ingredients
Skin type data limited
Where to buy
What the science says vs. what Reddit says
What the science says
Niacinamide
Some evidence for acne- It often improved acne, but many studies used niacinamide together with other ingredients
- 19 studies back this, including one large review
- Some studies found it worked about as well as clindamycin or benzoyl peroxide
- A few studies found niacinamide beat a placebo or no treatment for red, sore spots and blemishes
- No major side effects were reported in the findings given
Research context, not treatment advice. Studies are about the ingredient, not necessarily this exact product.
Real Reddit threads — 9 mentions across 7 threads
BYOMA Brightening Serum on Reddit, in one place — 7 threads from r/SkincareAddiction and r/30PlusSkinCare, summarized.
“most of the products I’ve been using are Byoma.”
Positive
“The foaming gel cleanser, milky toner, brightening serum, hydrating serum, phyto mucin, and gel cream moisturizer.”
Positive
“a few different serums I’ve been rotating through”
Positive
“brightening serum”
Positive
“Current skincare routine: Byoma oil cleanser, brightening toner (night), brightening serum”
Positive
“brightening serum, depuff brightening eye gel”
Positive
“I’ve seen FANTASTIC results with”
Positive
“the Byoma Brightening serum”
Positive
“[product request] Hyperpigmentation Serum”
Positive
“byoma brightening serum”
Positive
“in the morning i use byoma milky toner, byoma brightening serum, my cera ve pm moisturizer”
Positive
“If you want gentler vitamin c, I’ve adored both the Bubble and the Byoma vitamin c serums”
Mentioned
“I alternate between my Vitamin C and the Byoma Brightening Serum.”
Positive
“My other skincare is Byoma (toners, brightening and moisturizing serums, gel moisturizer)”
Positive
“Also open to other vitamin c options or other advice.”
Positive
