UK Chocolate Heavy Metals
TL;DR
Choose Divine 70% or Montezuma’s 70% for readily available UK options with favorable safety profiles.
Green & Black’s Organic 70% reached 143% lead and 181% cadmium—making it one of the worst-performing products despite its premium organic positioning.
Claude Deep Research
The critical factor is Dutch processing (alkalinization), which creates a smoother, less bitter taste but destroys 45-67% of polyphenols. Bryan Johnson emphasizes choosing “un-Dutched” cocoa for maximum health benefits. Unfortunately, most UK supermarket dark chocolate doesn’t specify processing method.
Claude Deep Research