Competitor Crest is a term used to refer to the three major toothpaste brands in the United States: GLEEM (5 letters), COLGATE (7 letters), and LAMAS (5 letters). These brands have been competing for market share for many years, and each has its own unique features and benefits. GLEEM is known for its whitening power, COLGATE for its cavity protection, and LAMAS for its natural ingredients. All three brands are popular among consumers and have loyal followings.