Davines OI All-in-One Milk review
Independent review. Some links earn us a commission — that doesn't move the ranking. See our affiliate disclosure.
How to use Davines OI All-in-One Milk
A quick read on formula weight, where to apply it, and which hair types should use a lighter hand.
A sprayable milk that behaves like detangler, leave-in, and finishing softener.
Mist from distance or spray into hands
You want lightweight performance with a bigger sensory signature.
Hair is fine; increase distance or apply through hands first.
The OI scent is the decision point for fragrance-sensitive readers.
What to inspect before you buy
Product photos make every formula look simple. The useful read is format, dose, and whether the texture matches the hair you actually have.
- Formula job
- Hybrid detangle and finish
- Use amount
- 2-5 sprays
- Best read
- Hybrid + Heat
Where Davines OI All-in-One Milk sits on the shelf
Use this map when the product sounds good but you are not sure whether it is too light, too rich, or right in the middle.
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1/5 Sensitized-end mist OUAI Leave-In Conditioner All hair · 7.0/10 -
2/5 Fine-hair shine Oribe Supershine Moisturizing Cream Light fine + medium · 9.0/10 -
2/5 Tangle rescue Unite 7 Seconds Detangler Leave-In Conditioner All hair · 9.0/10 -
2/5 Light UV support R+Co Waterfall Moisture + Shine Lotion fine + medium · 8.0/10 -
3/5 Wet-or-dry multitasker RŌZ Milk Hair Serum All hair · 10.0/10 - 3/5 Current product Davines OI All-in-One Milk All hair · 8.0/10
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4/5 Shine and heat film Oribe Supershine Moisturizing Cream medium + thick · 9.0/10 -
4/5 UV and heat shield R+Co High Dive Moisture + Shine Crème medium + thick · 8.0/10 -
4/5 Thermal cream Kérastase Nutritive Nectar Thermique All hair · 7.0/10 -
4/5 Rich clean moisture Crown Affair The Leave-In medium + thick · 7.0/10
By Barb Thompson, Hairstylist
What Barb said
“Truly beautiful product. Almost a hybrid detangler and leave-in in one. The smell is not for everyone but I personally love it. Lightweight but has a punch. 8/10 rating. Great for all hair types but would maybe use less on finer hair or hold the sprayer further from the hair or spray into hands first.”
Who it’s for
All hair types, though Barb recommends a light hand on finer hair — spray from further away or apply to hands first. On medium-to-thick hair, apply directly through mid-lengths and ends.
Who it isn’t for
Anyone with a strong fragrance sensitivity. The Davines OI line has a distinctive scent (think bergamot, amber, vetiver) — you either love it immediately or can’t get past it.
Formulation notes
Not labeled as clean, but plant-forward. Formulated with roucou oil (a beta-carotene rich Amazonian fruit) as the hero ingredient, with heat protection up to 230°C / 446°F. Color-safe confirmed by brand.
Pros and cons
Pros: True multi-function (detangle + condition + finish) · Lightweight with real performance · All hair types · Heat protection to 446°F · Color-safe
Cons: Signature scent is polarizing — sample before committing · Not labeled as clean · Fine hair needs careful application
Where to buy
Buy at Sephora (affiliate link — see our disclosure)
Read the full ranking: The 10 Best Leave-In Conditioners of 2026
How we test every leave-in — hair types, conditions, and scoring dimensions — is documented in our full methodology.