CFR › Title 21 › Part 573 › §573.86021 CFR §573.860Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkThe food additive polysorbate 80 (polyoxyethylene (20) sorbitan monooleate) may be safely used as an emulsifier in milk-replacer formulations for calves.