Like Healthy Origins, the vitamin C is sourced from amla berries, but also acerola cherries and lemon. (supernaturalacnetreatment.com)
Pure Radiance C ingredients: camu camu berry extract, manioc root, acerola berry extract, amla berry extract, buckwheat sprouts, freeze - dried berry blend, blueberry, raspberry, cranberry, cherry, rose hips fruit, lemon peel, black pepper berry extract. (thehealthyhomeeconomist.com)
In this article we advocate the use of amla fruit and amla powder (ground from the whole amla berry), and do not advocate consumption of amla juice or amla oil. (masteringdiabetes.org)