Check the “best before” date on the package to ensure that it is a fresh stock.
Food colour (150d) may cause high blood pressure levels. It may also cause cancer as it contains 4-MEI. It might also decrease the immune system functioning. It may cause allergic reactions in those who are gluten intolerant.(1)
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Food colour (150d) is a water-soluble caramel-brown food color. It is formed by heating sucrose and has burnt sugar like odour. The color varies from pale yellow to amber to dark brown.