Sodium Dihydrogen Phosphate ●
TL;DR. This ingredient is used mainly as a pH adjuster and buffering salt, helping formulas hold a stable acidity range. It is most common in water-based products where pH control affects preservation, texture, or skin feel.
What does Sodium Dihydrogen Phosphate do in a cosmetic formula?
This ingredient is used mainly as a pH adjuster and buffering salt, helping formulas hold a stable acidity range. It is most common in water-based products where pH control affects preservation, texture, or skin feel.
Is Sodium Dihydrogen Phosphate clean?
This ingredient is generally well tolerated and has little clean-standard friction. It is an inorganic salt, so the main practical watchpoint is formula pH rather than sensitization or restricted-list status.
Is Sodium Dihydrogen Phosphate sustainable?
This material is typically made from mined mineral feedstocks and standard inorganic chemical processing. It is water soluble and not expected to bioaccumulate, although large nutrient releases from this chemistry can contribute to freshwater imbalance.
Is Sodium Dihydrogen Phosphate COSMOS-approved?
This ingredient is generally compatible with COSMOS use as an allowed mineral-derived pH-control or buffering material when it meets purity requirements. From a Green Chemistry view, it scores well for low volatility and simple function, but less strongly on renewable sourcing because it is mineral-derived.
How does Sodium Dihydrogen Phosphate work chemically?
This compound is a small inorganic ionic salt that dissociates readily in water and helps maintain mildly acidic pH conditions. It is stable under normal cosmetic processing and is usually used at low levels as part of a buffering system rather than as a high-concentration active.
Last updated 2026-08-20