How we scored it
Extract of tea-plant callus (cultured plant tissue); cultured botanical material extracted is natural origin.
What counts. ISO 16128-2 scores the atoms that remain in the final ingredient. Reagents, solvents, catalysts and protecting groups used during manufacture leave no mass behind and are not counted.
Where it comes from
Grown as callus tissue culture from the tea plant Camellia sinensis, then extracted. An alternative to field-grown leaf extract.
In plain English
An extract from tea-plant cells grown in a lab culture rather than in a field. It helps protect skin and is still a genuine plant-derived ingredient.
CosIng definition: Camellia Sinensis Callus Extract is the extract of the callus of Camellia sinensis grown in culture.
References
- 1ISO 16128-1:2016 and ISO 16128-2:2017 — Guidelines on technical definitions and criteria for natural and organic cosmetic ingredients and products. ISO, Geneva.
- 2CAMELLIA SINENSIS CALLUS EXTRACT. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3CAMELLIA SINENSIS CALLUS EXTRACT. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=CAMELLIA%20SINENSIS%20CALLUS%20EXTRACT