Yes. Most contract manufacturers offer a customisable base that can be adjusted with co-actives such as hyaluronic acid, zinc PCA, panthenol, tranexamic acid, or peptides. Each addition affects stability, pH, and cost, and may require additional compatibility and stability testing — typically 3 months of accelerated data before launch. Brief your cosmetic chemist on all desired actives upfront. Post your full ingredient wishlist directly in the AJ Cosmo Labs iPhone app when you submit your project brief.
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