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Table 2 Characteristics of references retrieved on the websites selling nutritional supplements

From: Nutritional supplements for diabetes sold on the internet: business or health promotion?

Nutritional supplement Ingredient N° of references N° of relevant references* Publication date of relevant references
Glucocin
  Biotin 19 2 1990
  Magnesium 26 2 1998
  Chromium 26 10 from 1987 to 2000
  Momordica c. 3 1 2007
  Gymnema s. 3 - -
  Camellia s. 27 - -
Diachieve
Sugar Defense 23 3 1997/1999/2000
Insulate Plus
  Chromium 2 1 1990
  Gymnema s. 1 - -
  Vaccinium m. 2 1 1997
  1. *studies carried out on humans and regarding diabetes, †The studies regarded the entire product and not the single ingredient.