It’s literally just heme, the same thing that makes meat delicious. They just get it from plants instead.

Don’t forget the preservatives!

I, on the other hand, enjoy all-natural pickled vegetables, which are just regular vegetables immersed in water, sodium chloride, acetic acid & trace flavors — chemicals which act as preservatives for the vegetables sea salt and vinegar.

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Those spices and herbs certainly have 0 chemicals in them.