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Main competitors
Top rivals in Hair Care.
The verdict
What the panel makes of it.
Ouai Scalp Serum ranks #15 among hair growth serums, with buyers praising its soothing effect and scent but split on whether results justify the $54 price or substantiate growth claims.
Frequently asked
What buyers want to know.
Ouai scalp serum good or no?r/Sephora
Buyers give it 4.4 out of 5 stars and praise its soothing effect on scalp irritation and pleasant scent. The main split is on price—buyers love the scalp comfort it delivers, but question whether results justify the cost.
Which scalp serum should I get? I have thin hair and I shed a lot so I want to reduce fall outr/Sephora
Buyers with thinning hair report thicker-feeling roots and less hair shedding after using this serum. That said, buyers are divided on whether it truly delivers transformative hair growth, with consistency scores at 3.5 out of 5—so results vary.
Considering buying this to grow out my baby hairs. Is it any good or are there better products?r/Sephora
This serum is known for soothing scalp irritation and creating a hydrated scalp environment, which some buyers connect to healthier hair. Hair growth and thickness claims don't have as strong buyer consensus—some see visible results, others don't.
ISO: Scalp Serum to use nightlyr/finehair
This serum is lightweight and not greasy, so it works as a daily application. Buyers note it absorbs well and has a pleasant scent, making it suitable for regular use.
Does this serum actually soothe a dry, itchy scalp?
Buyers consistently report that it soothes dry, itchy scalps and reduces dandruff, with scalp health and comfort rated 4.5 out of 5. The hydrating effect is the product's strongest suit.
Source-tagged questions come verbatim from public forum threads · answers are ours
The recap
Where it stands today.
- MakerBy Ouai — see how it ranks across other intents on its brand profile.