What "sensitive skin" actually means
The term is fuzzy on purpose. Dermatologists call it reactive cutaneous syndrome - a tendency for skin to feel stinging, burning, itching or tightness in response to triggers that most people don't notice. It is not a disease, not a single condition; it is a description of a behaviour the skin keeps doing. European dermatology research consistently estimates that roughly a third of European adults report some degree of facial sensitivity, with the most-cited triggers being temperature change, alcohol-based fragrance, and surfactant-heavy washes. People who self-describe as sensitive-skinned overlap heavily with people who have a history of childhood eczema, rosacea, or contact dermatitis - and also with people who have none of those things and simply have a tighter response curve. Both groups benefit from reading ingredient lists carefully.
Why "natural" is not the same as "gentle"
A natural product can be exceptionally aggressive on reactive skin. Undiluted essential oils - peppermint, cinnamon, rosemary, citrus peel - are some of the most common triggers our customers report. Bergamot and lemon oils are phototoxic: they can cause a sun-induced rash for up to twelve hours after application. The fact that something grew in a field is meaningless on its own; the fact that it has been chemically isolated and concentrated to a thousand times its natural state is what matters. The opposite is also true: well-formulated synthetic ingredients - certain preservatives, niacinamide, mild surfactants - can be excellent for sensitive skin. The right question is not natural versus synthetic; it is whether this concentration of this molecule sits politely on your skin barrier or not.