The Atkins Diet book has sold 1.1million copies here ... for the drink's launch and it is hoping to boost its sales in bars and restaurants. Randall Blackford, marketing director for Anheuser ...

“Sending people diet bars, shakes, teas, etc. with clothes they bought can send a negative message about body image,” said one. Atkins also issued a statement on Tuesday, obtained by PEOPLE.

Several ready-made foods are promoted on the Atkins diet. This includes shakes and convenience bars, many of which contain sodium and artificial sweeteners, as well as processed ingredients.