Quillaja (Quillaja saponaria) extract 🟠 Not prohibited
Adjuvant : wetting agent, emulsifier
Extract of the bark of the quillaja, a Chilean tree, very rich in saponins; food additive E 999 in the EU.
Characteristics
- Authorised in the EU as a food additive (E 999, Regulation (EC) No 1333/2008), used as a foaming agent.
- Its saponins lower the surface tension of water and stabilise emulsions.
- Irritates the eyes; avoid inhaling the powder.
Role in the preparation: Wetting agent and emulsifier: helps the liquid spread over the leaf and lets oil and water mix.
Caution: Prepare small amounts and use straight away, try it first on a few leaves and check local regulations before any use.
Sources: Règlement (CE) n° 1333/2008 — additifs alimentaires · University of Hertfordshire — BPDB : Quillaja saponaria extract
Documentary information: this is neither a recommendation for use nor a plant-protection or veterinary claim. Check your country's regulations before any use.