Microbial contamination (especially in solution) which not only depletes potency but raises safety risks
Of the 11 peptides, five were shown to have inhibitory effect against the angiotensin-converted enzyme (ACE), three to have antimicrobial activity, one to be antioxidative, another to be antithrombotic, and the final one to be an inhibitor of dipeptidyl peptidase IV
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The warning notes individuals can check product labels to confirm it has been authorized for sale by Health Canada by identifying the eight-digit Drug Identification Number (DIN), Natural Product Number (NPN) or Homeopathic Drug Number (DIN-HM)
Rather it is a reaction to the toxins produced by the microbes