Telephone Recommendations Regarding Creatine and Testosterone Boosters

Testosterone BoosterTotal (Creatine)
Recommend Without PromptaRecommend After PromptRecommended AgainstRefused to Make Recommendation Over the Phone
CreatineRecommend without prompt01578194
Recommend after prompt1663070
Recommended against1172074
Refused to make recommendation over the phone00336
Total (testosterone booster)2222164244
  • Recommendations were made by sales attendants at 244 health food stores in the United States to a researcher (MH) posing as a 15-year-old high school sophomore who wants to do strength training in preparation for football.

  • a All units are counts of number of sales attendants (n = 244).