Trioctanoin
molecular structure · PubChem
AKA: Tricaprylin, 538-23-8, Tricaprilin, Glycerol trioctanoate, Rato, Glycerol tricaprylate, Caprylin, Trioctanoylglycerol, Glyceryl trioctanoate
Synthetic
Skin Conditioner
Not Clean
Trioctanoin is a triglyceride obtained by acylation of the three hydroxy groups of glycerol by octanoic acid. Used as an alternative energy source to glucose for patients with mild to moderate Alzheimer's disease. It has a role as an anticonvulsant and a plant metabolite. It is a triglyceride and an octanoate ester.
Solubility less than 1 mg/mL at 72 °F (NTP, 1992)
Mol. Weight
470.70
State
Tricaprylin is an odorless viscous clear colorless to amber-brown liquid. (NTP, 1992)
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
EWG
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CIR
Safe as used
Pregnancy
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Regulatory Agencies
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory0 listings
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · CIR