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Crystals of malic acid, an intermediate in the TCA cycle. This chemical occurs naturally in certain foods giving them a tart flavour and when added to food it is labelled as E296.

Tartaric acid crystals

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Tartaric acid crystals

Crystals of malic acid, an intermediate in the TCA cycle. This chemical occurs naturally in certain foods giving them a tart flavour and when added to food it is labelled as E296.