Agarwood (Oud) CO2 vs Hemlock Spruce

Agarwood (Oud) CO2 and Hemlock Spruce are both woody essential oils. Agarwood (Oud) CO2 carries a base note (deep, woody), while Hemlock Spruce sits as a heart note (woody, fresh). For topical use, keep Agarwood (Oud) CO2 at or below 2% and Hemlock Spruce at 10%.

AttributeAgarwood (Oud) CO2Hemlock Spruce
Latin nameAquilaria crassnaTsuga canadensis
Aroma familyWoodyWoody
Perfumery noteBaseHeart
Aromadeep, woody, balsamic, smoky, complexwoody, fresh, soft, green
Chemical familySesquiterpeneEster
Max topical dilution2%10%
Max facial dilution1%5%
PregnancyNot recommendedGenerally suitable (well diluted)
ChildrenNot recommendedGenerally suitable (well diluted)
PetsGenerally suitable (well diluted)Not recommended
ExtractionCo2 extractionSteam distillation

Work out exact drops with the dilution calculator for your bottle size.

Frequently asked questions

What's the difference between Agarwood (Oud) CO2 and Hemlock Spruce?

Agarwood (Oud) CO2 and Hemlock Spruce are both woody essential oils. Agarwood (Oud) CO2 carries a base note (deep, woody), while Hemlock Spruce sits as a heart note (woody, fresh). For topical use, keep Agarwood (Oud) CO2 at or below 2% and Hemlock Spruce at 10%.

Can you blend Agarwood (Oud) CO2 and Hemlock Spruce together?

They can be combined, but Agarwood (Oud) CO2 and Hemlock Spruce aren't a classic pairing — start with small amounts and adjust to taste.

Which is better during pregnancy, Agarwood (Oud) CO2 or Hemlock Spruce?

Hemlock Spruce is generally considered more suitable during pregnancy when properly diluted, whereas Agarwood (Oud) CO2 is not recommended. Always consult a qualified healthcare provider.

For education only — not medical or veterinary advice. Always patch-test and consult a qualified professional before use during pregnancy, on children, with pets, or with a health condition.