Compound Monograph

Isolobelanine

Alkaloids Other Alkaloids Natural (plant-derived)

Isolobelanine is a minor piperidine alkaloid of Lobelia, structurally related to lobelanine.

Sources · 1

Where Does It Come From?

Isolobelanine is a naturally occurring piperidine alkaloid, found in Lobelia. It is flagged as moderately toxic.

Concentration

Content by Source

Concentrations not reported. No percent-dry-weight or mg/g figures have been published for this compound in its source plants.

Research & Evidence

Isolobelanine is a minor piperidine alkaloid isolated from Lobelia species, closely related in structure to lobelanine and the better-known lobeline. Little is established about it independently of the wider group of Lobelia alkaloids.

Toxicity & Safety

As a Lobelia alkaloid it should be treated with the same caution as the plant’s other piperidine alkaloids, which can cause nausea, vomiting and other effects in excess. Its individual toxicology has not been well characterized.