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.
1 Parabens are chemicals that have been shown to have estrogen-like properties, and estrogen is one of the hormones involved in the development of breast cancer. 2  Anything you ingest, inhale, or spread on your skin can be absorbed into your body and potentially cause damage over time.eodorants and antiperspirants are some of the primary sources of parabens, but the fact that even those who reportedly never used them still had parabens in their breast tissue clearly demonstrates that these chemicals, regardless of what products they're added to, can, and apparently will, accumulate in breast tissue.