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Parabens are esters of para-hydroxybenzoic acid, from which the name is derived. Common parabens include methylparaben (E number E218), ethylparaben (E214), propylparaben (E216), butylparaben and heptylparaben (E209). Less common parabens include isobutylparaben, isopropylparaben, benzylparaben and their sodium salts.
1 If a company is not forthcoming with the information you seek, you may want to purchase your products from another company. 2  Try e-mailing or calling the company and asking if your product contains parabens. 3  If you represent a cosmetics company whose products are completely paraben-free, let us know. Here are some companies that have committed to being paraben-free. 2  These companies do not use parabens for preservation, but instead use other procedures, packaging choices, and ingredients to achieve product stability.