Also known simply as a composite. A grouping of equities, indexes or other factors combined in a standardized way, providing a useful statistical measure of overall market or sector performance over time.
Parabens are among the most commonly used preservatives in cosmetic products. Chemically, parabens are esters of p-hydroxybenzoic acid. The most common parabens used in cosmetic products are methylparaben, propylparaben, and butylparaben.Typically, more than one paraben is used in a product, and they are often used in combination with other types of preservatives to provide preservation against a broad range of microorganisms.DA has received a number of inquiries on the safety of parabens, which are commonly used as preservatives in cosmetics. Here are answers to questions consumers often ask about these ingredients.
Paraben-Free Cosmetics. Parabens are chemical preservatives that have been identified as estrogenic and disruptive of normal hormone function. Estrogenic chemicals mimic the function of the naturally occurring hormone estrogen, and exposure to external estrogens has been shown to increase the risk of breast cancer. 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.