The base hydrocolloid matrix in nearly all cosmetic acne patches is built on sodium carboxymethylcellulose (CMC) or pectin, combined with polyisobutylene (PIB) as the adhesive carrier and a polyethylene or polyurethane backing film. This is the plain, transparent patch most consumers recognize from brands like Hero Cosmetics or COSRX. The core matrix is generally not customizable because it defines the fundamental absorption and adhesion performance of the patch.
What is customizable is the active ingredient layer, which is either compounded into the hydrocolloid matrix or applied as a dry coating on the surface of the patch. Common active additions and their typical concentrations include salicylic acid at 0.5–2% (triggers OTC drug status in the US), niacinamide at 1–5%, tea tree oil at 0.5–1%, centella asiatica extract (CICA) at 0.1–2%, hyaluronic acid at 0.1–1%, and retinol at 0.01–0.1%. Some manufacturers also offer calamine, zinc, or sulfur additions, though these increase formulation complexity and minimum batch size.
A regulatory caveat is critical here: the moment you add salicylic acid and market the patch with any claim related to treating or preventing acne, the FDA classifies the product as an OTC drug, not a cosmetic. This changes your labeling requirements (Drug Facts panel required), GMP requirements (pharmaceutical-grade facility under 21 CFR Part 211 vs. cosmetic GMP), and your potential liability. Many indie brands avoid salicylic acid specifically to stay in the cosmetic lane.
Customization options beyond actives include patch diameter (typically 10 mm, 12 mm, 14 mm, or 24 mm in standard dies, with custom shapes requiring tooling investment), backing film color (clear, skin-tone beige, pastel, or fully opaque), and packaging format. Some manufacturers also offer microneedle hydrocolloid patches — patches with dissolvable microneedle tips loaded with actives — which represent a premium tier with higher MOQs (typically 10,000+) and significantly longer development timelines.
AJ Cosmo Labs allows you to specify your desired actives, patch dimensions, and target markets in your sourcing brief, so the manufacturers who respond already have the capability to produce your specific formulation. This eliminates the back-and-forth of discovering, three meetings in, that a supplier doesn't have the compounding capability for your chosen active.
Read the full guide on private label hydrocolloid patch manufacturer low moq →