Versus

Act+Acre 4% Niacinamide Oily Scalp Serum Versus Kérastase Nutritive 8H Magic Night Serum Hydrating Treatment

Scalp Treatment
Hair Serum
American Brand United States
French Brand France

Updated on May 31, 2025

Overview

What they are

These products are both reef safe . They have a total of 0 ingredients in common

Cool Features

They both contain niacinamide

Suited For

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture

Free From

They both do not contain any oils, parabens or sulfates

We independently verify ingredients, and our claims are backed by peer-reviewed research. Spot a product that needs an update? Let us know.

Ingredient Info

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What's inside (and what isn't)

What's inside (and what isn't)

At a glance

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Key Ingredients

Benefits

Concerns

Key Ingredients

Benefits

Concerns

Ingredients Side-by-side

found in both products

When to use

3 Routines
67% use in am
33% use in pm
100% use every day
28 Routines
18% use in am
82% use in pm
75% use every day
When to use See routines that use it ->

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Soft 100% Curls 33% Straight Hair 33%