Bio-Oil Skin Care Oil has the remarkable ability to improve the skin. Bio-Oil helps to improve the appearance of both old and new skin due to scars, reduces the possibility of stretch mark forming during pregnancy, teenage growth spurts and periods of rapid weight gain and helps improve the appearance of existing stretch marks. Bio-Oil also improves the appearance of uneven skin tone in both light and dark skin. The success of the clinical trials submitted on Bio-Oil during its research prompted doctors and pharmacists around the world to begin recommending the product. Today Bio_Oil Skincare Oil is the world?s leading scar and stretch mark product with over 400 skincare awards to its name.