Freelance cosmetic chemists charge $75–$250 per hour in 2025, depending on specialization and experience. Fixed-fee formula development typically runs $1,500–$8,000 per SKU from brief to stable prototype. Full product line development (4–6 SKUs) can reach $15,000–$40,000. On AJ Cosmo Labs, founders post a detailed brief and receive competitive proposals from vetted formulators, making it easier to compare costs accurately.
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