Our Clean & Cruelty-Free Commitment ensures all products are free from harmful ingredients such as parabens, allergens, hormones, toxic chemicals, sulfates, and are never tested on animals. HH Science is your complete destination for healthy, happy skin.

We use only Clean Ingredients. All products are free of parabens, hormones, toxic chemicals, and sulfates.

Clinical Strength skincare is formulated to target specific skin conditions and needs. HH Science uses the most effective combination of high oncentration active ingredients with an innovative delivery system that reaches deeper into the skin. Because of this, you’ll see results that are stronger and faster than you would if using skincare purchased over-the-counter.  

Our Cruelty-Free Commitment ensures all products are never tested on animals. We are a proud member of PETA’s Beauty Without Bunnies Program.

+ CLEAN products are free of:

Artificial Fragrance


1-4 Dioxane

Hexelyne Glycol

Decelyne Glycol


Imidazolidinyl Urea


Propylene Glycol

Cocamide DEA



Artificial Dyes


Prop 65