FaceTheory Regena C30 Pro Vitamin C Serum Versus Geek & Gorgeous Cheer Up 6% Mandelic + BHA Liquid
Updated on September 25, 2023
Overview
What they are
These products are both vegan, cruelty-free, and reef safe . They have a total of 1 ingredients in common
Suited For
They're both likely to be good for dry skin and reducing pores
Free From
They both do not contain any harsh alcohols, common allergens, fragrances, 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
FaceTheory Regena C30 Pro Vitamin C Serum 5 ingredients
Geek & Gorgeous Cheer Up 6% Mandelic + BHA Liquid 14 ingredients
What's inside (and what isn't)
What's inside (and what isn't)
At a glance
Click on any of the items below to learn more
FaceTheory Regena C30 Pro Vitamin C Serum 5 ingredients
Geek & Gorgeous Cheer Up 6% Mandelic + BHA Liquid 14 ingredients
Key Ingredients
Benefits
Key Ingredients
Benefits
Concerns
Ingredients Side-by-side
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
Propanediol is an all-star ingredient. It softens, hydrates, and smooths the skin.Â
It’s often used to:
Propanediol is not likely to cause sensitivity and considered safe to use. It is derived from corn or petroleum with a clear color and no scent.
Learn more about PropanediolIngredient Ratings
Here's what our community thinks of the ingredients in these products.
When to use
FaceTheory Regena C30 Pro Vitamin C Serum 5 ingredients
Geek & Gorgeous Cheer Up 6% Mandelic + BHA Liquid 14 ingredients

Reviews
Here's what our community thinks
FaceTheory Regena C30 Pro Vitamin C Serum 5 ingredients
Geek & Gorgeous Cheer Up 6% Mandelic + BHA Liquid 14 ingredients
Saw results immediately. Evens out my skin tone, non-drying increases healing time of breakouts, flattens closed comedones, and gentle enough to use every night. HG product.