Definition
Essential oils are volatile, odorous metabolic products of certain plants, which are produced in gland cells or secretory cells and may be contained in the leaves, flowers, fruits, seeds, stems, roots, the outer pericarp, the bark, the wood or the resin.
All-natural essential oils
Oil must come to 100 percent from the parental plant or from the defined plant material.
Natural essential oils
Contain only natural ingredients, but these can be derived from different parental plants.
Nature-identical essential oils
Contain solely substances that can be either of synthetic or natural origin, they contain no substances that are also not contained in natural oils.
