Versus

The INKEY List Vitamin C Serum Versus Sunday Riley C.E.O. 15% Vitamin C Brightening Serum

Serum
Serum
British Brand United Kingdom
American Brand United States

Updated on May 29, 2025

Overview

What they are

These products are both cruelty-free and reef safe serums. They have a total of 0 ingredients in common

Cool Features

They both contain Vitamin C

Suited For

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

Free From

They both do not contain any harsh alcohols, 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

Ingredients Side-by-side

found in both products
C.E.O. 15% Vitamin C Brightening Serum

When to use

196 Routines
80% use in am
20% use in pm
88% use every day
When to use See routines that use it ->
270 Routines
89% use in am
11% use in pm
91% use every day
When to use See routines that use it ->

Reviews

Here's what our community thinks

The INKEY List Vitamin C Serum 4 ingredients

2.5 /5
from 2 ratings
Broke Me Out (1) Doesn't Work (1) Irritating (1)
bjorisbunguri's avatar

Bjoris

3 days ago
Review

burned so much even for me that i tolerate burning sensations, made my eye swell but that MIGHT be my mistake for putting it close to my eyes

#broke me out
#irritating
#doesn't work
rihanna's avatar

rihanna

3 months ago
Review

Hard to rub into skin as it is very matte and smells bad

Sunday Riley C.E.O. 15% Vitamin C Brightening Serum 27 ingredients

5.0 /5
from 1 rating
reneelovesherskin's avatar

reneelovesherskin

2 years ago
Review

my favorite serum
I wear this every morning, combined with the Sunday Riley C.E.O. face oil. It has a great citrus scent. I feel that it has contributed to lightening my dark spots and giving me a brighter complexion.