Evidence review · Herpes simplex virus
Monolaurin acts on the envelope, not on the virus in hiding
Laboratory research describes a specific structural interaction between glycerol monolaurate and enveloped viruses. This site explains that mechanism, cites its sources, and marks the point where the evidence ends.
Monolaurin is a dietary supplement for immune support. It is not a treatment or cure for herpes, and it is not a replacement for prescribed antiviral medication.
99.9%
Reduction in infectivity across 14 human enveloped DNA and RNA viruses, at 1% concentration for one hour in cell culture. Hierholzer and Kabara, Journal of Food Safety, 1982.
2026
Two studies in the Journal of Fish Diseases reported that glycerol monolaurate disrupts the viral envelope and suppresses replication. The virus tested was cyprinid herpesvirus 2, which infects carp, not human HSV.
In vitro
Nearly all of this work comes from test tubes and animal models. It describes a mechanism, not a clinical outcome in people. PubMed indexes no clinical trial of monolaurin for herpes.
The mechanism
Three steps, and one clear limit
01
Contact with the envelope
HSV keeps its genetic material inside a layer of lipids and glycoproteins. Glycerol monolaurate is lipid-like, so it has an affinity for that layer and inserts itself into the bilayer.
02
Membrane destabilization
Packing of the bilayer loosens until the envelope loses integrity and breaks apart. Without it, the particle cannot bind to cell receptors.
03
Replication interference
A second action inside the cell may disrupt the viral multiplication cycle. This was reported in carp cells against a fish herpesvirus, so it has not been shown for HSV in people.
Limit
Latent virus is out of reach
No compound or drug eradicates virus lying dormant in the nerve ganglia. Envelope disruption applies to active particles only.
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