Versus

COSRX Triple C Lightning Liquid Versus One. Two. Free! Vitamin C Super Glow Serum

Serum
Serum
Korean Brand South Korea
German Brand Germany

Updated on June 19, 2024

Overview

What they are

These products are both cruelty-free, fungal acne (malassezia) safe, and reef safe serums. They have a total of 2 ingredients in common

Cool Features

They both contain hyaluronic acid and Vitamin C

Suited For

They're both likely to be good for dry skin, brightening skin, sensitive skin, reducing pores, scar healing and better texture

Free From

They both do not contain any harsh alcohols, common allergens, fragrances, oils, parabens, silicones 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

Click any item below to learn more and see relevant ingredients

What's inside (and what isn't)

What's inside (and what isn't)

At a glance

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Key Ingredients

Benefits

Key Ingredients

Benefits

Ingredients Explained

These ingredients are found in both products.

Ingredients higher up in an ingredient list are typically present in a larger amount.

Humectant, Masking, Skin Conditioning

Butylene Glycol (or BG) is used within cosmetic products for a few different reasons:

Overall, Butylene Glycol is a safe and well-rounded ingredient that works well with other ingredients.

Though this ingredient works well with most skin types, some people with sensitive skin may experience a reaction such as allergic rashes, closed comedones, or itchiness.

Learn more about Butylene Glycol
Humectant, Skin Conditioning

Sodium Hyaluronate is hyaluronic acid's salt form. It is commonly derived from the sodium salt of hyaluronic acid.

Like hyaluronic acid, it is great at holding water and acts as a humectant. This makes it a great skin hydrating ingredient.

Sodium Hyaluronate is naturally occurring in our bodies and is mostly found in eye fluid and joints.

These are some other common types of Hyaluronic Acid:

Learn more about Sodium Hyaluronate

When to use

2 Routines
50% use in am
50% use in pm
100% use every day
3 Routines
67% use in am
33% use in pm
100% use every day