💎 On Alka-Seltzer and the importance of making a product’s function clear (in the tagline)

For example, people knew that Alka-Seltzer was taken for an upset stomach, but market research showed that nobody knew how many they should be taking — so most people just took one. But when viewers saw the infamous “Plop, plop, fizz, fizz, oh what a relief it is” ads, purchases of Alka-Seltzer nearly doubled overnight. The tagline that sold the product became indivisible from the products function because it told consumer something they did not know.

Excerpt from: Words That Work: It’s Not What You Say, It’s What People Hear by Frank Luntz