Transform weak, damaged hair into thicker, stronger strands with Doo Gro Mega Thick Anti-Thinning Growth Lotion, a 12 oz formula. This lotion is specifically designed to thicken and strengthen weak, damaged hair, promoting a healthier and fuller-looking appearance. Revitalize your hair with Doo Gro Mega Thick Anti-Thinning Growth Lotion. With a 12 oz formula, this lotion is scientifically designed to transform weak, damaged hair by thickening and strengthening each strand. You'll see a noticeable improvement in your hair's health and appearance as it becomes fuller and more robust.