A simple dilution or single-blend adjustment can run a few hundred dollars in bench fees, while a custom signature accord with multiple revisions and stability work often reaches the four-figure range. Samples and shipping are usually billed separately. Inside the AJ Cosmo Labs app you can request quotes from several formulators at once, so you see real pricing before committing instead of guessing.
Read the full guide on how to find an essential oil formulator for hire →