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Tamanu oil

Tamanu oil suppliers and sourcing guide

Tamanu oil is pressed from the dried kernels of Calophyllum inophyllum, a tree of coastal Southeast Asia, the Pacific islands, Madagascar and East Africa. The kernels are dried for weeks before pressing, and the result is a thick, dark green oil with a strong odor, containing coumarins and other resinous compounds alongside oleic and linoleic acids. It is used almost entirely in cosmetics, usually as virgin or refined oil.

Also known as
Calophyllum inophyllum seed oil · Foraha oil · Calophyllum Inophyllum Seed Oil
Facts checked
November 2026

Forms and grades of tamanu oil

Suppliers sell different products under the same name. Specify the one you need.

  • Virgin oil

    Cold-pressed, filtered oil, dark green and strongly scented, the traditional grade.

  • Refined oil

    Lighter, less odorous oil for formulas where color and scent matter.

  • Organic

    Oil from certified organic or wild-harvested nuts, often from the Pacific islands or Madagascar.

What to check on the COA

Compare each result with your own specification when the lot arrives.

Fatty acid profile
Fatty acid composition by GC of the methyl esters (AOCS Ce 1-62 or an equivalent ISO method), reported as percent of total fatty acids; oleic and linoleic acids are the main fractions.
Peroxide and anisidine values
Peroxide value (AOCS Cd 8b-90) for primary oxidation and p-anisidine value for secondary oxidation, often combined as TOTOX; these show how fresh the oil is at release.
Free fatty acids
Free fatty acids or acid value by titration (AOCS Ca 5a-40 or Cd 3d-63), which rises with poor seed handling, hydrolysis and age.
Identity and resin content
Color, odor, density and refractive index, and for some suppliers total resin or coumarin content, which vary with origin and refining.
Microbiology
Total aerobic count and yeast and mold where the supplier tests for cosmetic use.

Storage, lots and expiry

Storage and shelf life

Store sealed at room temperature or cooler, away from light. The oil can deposit sediment or cloud in cold storage; warm gently and mix before use. Shelf life is set by the supplier specification.

Lots and expiry dates

Color, odor and resin content vary a lot by origin and drying, so record origin and appearance for each lot and compare against an approved standard. Rotate first-expiry, first-out.

Regulatory status

Facts from regulators and standards bodies, each linked to its source.

This is general information, not regulatory advice. Status differs by country and by how the ingredient is used, so check the rules for your product and market.

Tamanu oil suppliers

Manufacturers and distributors whose own websites say they sell it.

Suppliers are in alphabetical order and none pays to appear. Each claim is checked against the supplier’s own website on the date shown. Ask for the specification sheet and a recent COA before you order, and confirm details with the supplier.

Frequently asked questions

What forms of tamanu oil can brands buy?

Common forms include virgin oil, refined oil and organic. Ask each supplier for the specification sheet of the exact grade they quote.

What should the COA for tamanu oil include?

Expect fatty acid profile, peroxide and anisidine values, free fatty acids, identity and resin content and microbiology, each with its method, specification and result for that lot.

How should tamanu oil be stored?

Store sealed at room temperature or cooler, away from light. The oil can deposit sediment or cloud in cold storage; warm gently and mix before use. Shelf life is set by the supplier specification.

What is the regulatory status of tamanu oil?

Health Canada's Natural Health Products Ingredients Database lists Calophyllum Inophyllum Seed Oil (tamanu oil), from the seed, as a non-medicinal ingredient for topical use.

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