Polysorbate 80 is a surfactant. Polysorbates are a combination of oleic esters of sorbitol and sorbitanes with polyethylene glycol chains.
Polysorbate 80 has been used in drug (rapamycin) treatment and to study the effect of rapamycin on osteolysis and tumor growth. It has also been used in the preparation of spray-dried emulsions and to study antibacterial efficacy.
Polysorbates is used as emulsifiers, dissolving agents and stabilizer for essential oils, topical application and medical infusions including intravenous, subcutaneous or intramuscular administration.
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