They might be better for the planet, but are plant-based burgers good for you?

By Lisa Drayer, CNN

Updated 2102 GMT (0502 HKT) August 14, 2019

Plant-based burger patties made by Impossible Foods contain a genetically modified version of heme, an iron-containing molecule from soy plants, which is what gives them a meaty flavor.
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Plant-based burger patties made by Impossible Foods contain a genetically modified version of heme, an iron-containing molecule from soy plants, which is what gives them a meaty flavor.
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