Keep in Mind: Established levels are for individual products, not for the expsoure to 10-20 paraben-containing products a day, which is what consumer groups are concerned about. It’s complicated: Different parabens have different concentration levels considered safe.
4. Silicones. Women with curls started avoiding silicones because they can build-up.
What to Say: There are cheap silicones and good ones. Ones like Behenoxy Dimethicone are water soluble; Dimethicone is not, so it can build up—but it also keeps out humidity, so it fights frizz. Any oil should be used minimally.
Keep in Mind: Most of the new oil-infused products contain silicones; pure, natural oils are actually heavier.