Walnut Shell Powder ●
TL;DR. This ingredient is a physical exfoliant and scrub particle, used to mechanically lift surface flakes and add texture to rinse-off cleansers, body polishes, and exfoliating masks.
What does Walnut Shell Powder do in a cosmetic formula?
This ingredient is a physical exfoliant and scrub particle, used to mechanically lift surface flakes and add texture to rinse-off cleansers, body polishes, and exfoliating masks.
Is Walnut Shell Powder clean?
Clean-beauty frameworks generally permit this plant-derived material, but it can be a friction point because coarse particles may feel scratchy and raise irritation risk on facial or sensitive skin. Residual botanical proteins are usually low after processing, but allergen-sensitive users may still want clear source disclosure.
Is Walnut Shell Powder sustainable?
This material is renewable, biodegradable, and often made from an agricultural byproduct, which gives it a stronger profile than plastic scrub particles. Its footprint depends on farming inputs, water use, and how finely and consistently the particles are milled.
Is Walnut Shell Powder COSMOS-approved?
It is generally permitted under COSMOS-natural and COSMOS-organic when made through allowed physical processing and when any treatments or carriers also meet the standard. Green Chemistry alignment is good because it uses a renewable feedstock, requires simple milling, and is biodegradable, though particle uniformity matters for skin compatibility.
How does Walnut Shell Powder work chemically?
This material is an insoluble lignocellulosic powder made mostly of cellulose, hemicellulose, lignin, and minor phenolic components. Typical use levels are often about 0.5 to 5% in face products and 1 to 10% in body scrubs, with performance driven by particle size, edge smoothness, and suspension stability rather than pH reactivity.
Last updated 2026-05-16