OUAI

Thickening & Volume Spray for Flat, Thinning Hair

4.5★ · 1,027 Sephora reviews · #805 Sephora bestseller

GlowGrails score64/100i
Reddit signal100/100i
Evidence2 Reddit discussions
VerdictMostly positive
Strongest signaladding volume to fine hair

$30 at Sephora Make this personal → Add your skin type and products you like.

Why it scored 64

Mostly positive

2 independent Reddit discussions · Early evidence

2 positive0 mixed0 negative0 neutral

Bottom line

Reddit discussion is broadly favorable. The strongest use-case signal is adding volume to fine hair.

People mention

adding volume to fine hair

Watch-outs

No repeated concern yet.

Representative discussions

Every summary links back to the source discussion.

r/HaircareScience · 60 points

Users discuss the effectiveness and discontinuation of the OUAI Thickening & Volume Spray, with some finding it to be a holy grail product for adding volume to fine hair.

Open source →

r/Sephora · 3 points

A user seeks recommendations for a volume/thickening spray and receives suggestions, including the OUAI Thickening and Volume Spray, which one commenter finds to be effective.

Open source →