You can buy oleic acid through various channels depending on whether you need it for personal use (like DIY skincare), lab research, or industrial manufacturing. Online Retailers (Small Quantities)

Oleic acid, 99% 5 g | Buy Online | Thermo Scientific Chemicals | Fisher Scientific. Fisher Scientific Oleic Acid buy online at ibuychemikals | CAS No.112-80-1

: A reliable source for lab-grade oleic acid, ranging from 500mL bottles to 55-gallon drums.