Your Ultimate Guide to Healthy Living

Over time, that steady moisture loss dehydrates deeper layers of skin, weakens the lipid ‘mortar,’ and leaves skin feeling rough, tight, or flaky. That is where carrier oils come in. They reinforce the lipid barrier and help seal in the skin's natural moisture, reducing water loss to the dry air.

A fixative is an essential oil, typically a base note, that helps "fix" or preserve the scent of lighter oils in your blend. These are usually derived from roots, resins, or woods, containing larger, more stable aromatic molecules.