Hair Loss/ThinningScalp Treatment
Multi-Peptide Serum for Hair Density — Reddit Reviews
by The Ordinary
Updated November 5, 2026
Caffeine-and-peptide scalp serum encourages baby hairs and reduced shedding; can flatten fine hair.
What the community says
A lightweight caffeine-and-peptide scalp serum aimed at density, it fits routines targeting early thinning and baby hairs. Fine-haired users may appreciate the scalp feel, but repeated use can make roots greasy or flatten lift.
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Real Reddit threads — 25 mentions across 19 threads
The Ordinary Multi-Peptide Serum for Hair Density on Reddit, in one place — 19 threads from r/finehair, r/Naturalhair and 3 more, summarized.
“i've used the ordinary serum for a few years now and i like it! i've noticed more growth along my hairline, and i shed way less while using it.”
Positive
“I feel like using it I have less hair fall.”
Positive
“Specifically made my hair greasy easily and I didn't notice growth or thickness difference.”
Positive
“I've also used the ordinary hair serum and it seems to at least create babyhairs.”
Positive
“I wash my hair once a week and top it off with The Ordinary hair serum.”
Positive
“i also use the ordinary hair serum a couple days a week”
Positive
“if nothing else it soothes my dry scalp which surely helps growth?”
Positive
“In the meantime i’m trying the ordinary hair serum for added help”
Mentioned
“The keratase genesis serum with ordinary's hair serum has worked wonders for me.”
Positive
