The present invention relates to compositions which are useful as stabilizer and thickener systems, as well as methods of their use. The compositions are useful as, for example, cosmetic, health care (including pharmaceutical and over-the-counter compositions), food, and beverage compositions, preferably food and beverage compositions. The present invention is further directed to methods of stabilizing such compositions. The compositions comprise a pectin compound, an alginate compound, a cellulose compound such as carboxymethylcellulose.