Freshwater sponge spicules (hydroxylapatite silica composite per grade)

Sponge Spicules (micro-spicule / microneedle cosmetic grade)

Sponge Spicules (micro-spicule / microneedle cosmetic grade): specifications and batch documentation available by project for topical cosmetic ingredient reference only—not for oral, injectable, or therapeutic claims; application, dosage and market compliance follow contract, destination regulations, and your QA/RA.