Coix Lacryma-Jobi Ma-yuen Seed Powder

This finely milled powder is produced from Coix lacryma-jobi var. ma-yuen seeds. Cleansers and scrubs use it as a gentle physical exfoliant that polishes surface buildup, refines skin feel, and improves slip in water-activated grains.
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Snapshot

Overview
Milled Job's tears seed used as a gentle scrub to smooth skin.
Category
Exfoliating, Tone/Texture
Type
Exfoliant

Ratings

Overall Rating

Fair

Comedogenic Risk

None

Not typically evaluated for comedogenicity — no standardized rating available.

Is Coix Lacryma-Jobi Ma-yuen Seed Powder a Good Ingredient?

It provides mild mechanical exfoliation, yet benefits are surface‑level and can be inconsistent compared with chemical exfoliants. Physical particles may cause irritation or over‑exfoliation if used too frequently or with heavy pressure. Limited proof of benefit weighed against the risk keeps it at Fair.

Skin Benefits

Gently buffs away flaky patches to reveal a softer, smoother feel. Evidence for long-term texture refinement is limited.

Uses in Skincare & Cosmetics

Common in powder cleansers, facial scrubs, and exfoliating masks that are activated with water for a mild polishing step.

Safety

Use gentle pressure and limit frequency to reduce risk of micro‑abrasion and barrier disruption. Avoid on sensitive, inflamed, or acne‑eroded skin and keep away from the eye area.