Bio-Oil is a specialist skincare product that helps improve the appearance of scars, stretch marks and uneven skin tone. Its advanced formulation, which contains the breakthrough ingredient PurCellin Oil, also makes it highly effective for numerous other skin concerns, including aging skin and dehydrated skin. Bio-Oil is highly effective in helping to improve the appearance of existing stretch marks. Bio-Oil helps to increase the elasticity of the skin, thereby the possibility of new stretch marks forming is reduced.