The Nestle chocolate contained too much sorbitol, a sweetener that in large amounts can cause bowel problems, the agency said in a statement.

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Surprisingly, chocolate is also a good delivery system, so chocolate products created specifically to deliver probiotics (instead of just throwing them in for marketing purposes) are a tasty and effective option, as long as they aren't loaded with too much sugar and fat. (Attune is a California company specializing in chocolate probiotic treats.) Fermented foods such as cheese, sauerkraut and kimchi are also a good source of probiotics.

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Chocolate is high in calories, and, as with any such food, eating too much of it can swell your waistline and harm your health in other ways.

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Among them: difficulty splitting the sales teams in Canada, pricing coffee and chocolate too high in Russia and failing to anticipate a gum slowdown in Brazil and therefore shipping too much inventory.

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