Ingredients: STEP 01 Water/Aqua/Eau ●
TL;DR. This ingredient is the primary solvent and diluent in many formulas, dissolving salts, humectants, actives, and preservatives while setting product texture and spread.
What does Ingredients: STEP 01 Water/Aqua/Eau do in a cosmetic formula?
This ingredient is the primary solvent and diluent in many formulas, dissolving salts, humectants, actives, and preservatives while setting product texture and spread.
Is Ingredients: STEP 01 Water/Aqua/Eau clean?
It is well-tolerated and unproblematic in clean-beauty frameworks. The main quality considerations are purification, microbial control, and preservation of the finished formula.
Is Ingredients: STEP 01 Water/Aqua/Eau sustainable?
It does not raise persistence or bioaccumulation concerns. Its sustainability profile depends more on local sourcing, purification, heating, and manufacturing efficiency than on the material itself.
Is Ingredients: STEP 01 Water/Aqua/Eau COSMOS-approved?
It is permitted under COSMOS natural and organic formulations, though it does not count toward organic-content calculations. From a Green Chemistry perspective, it is a benign solvent choice, with the main footprint tied to energy use and purification.
How does Ingredients: STEP 01 Water/Aqua/Eau work chemically?
The molecule is small, polar, and strongly hydrogen-bonding, which makes it an effective carrier for ionic and polar materials. In emulsions, gels, cleansers, and sprays, it often makes up 50% to 95% of the formula, and it influences viscosity, preservative demand, and pH adjustment.
Last updated 2026-05-13