CocktailSafe was featured on LifeHacker.com yesterday, in a piece about choosing the right tonic water. 

CocktailSafe founder Camper English gave tips on buying tonic, recommended brands, and a word of caution about cinchonism, a series of issues resulting from an overdose of cinchona bark. 

Read the article on LifeHacker, or read the CocktailSafe entry on cinchona/tonic.