By the look of the picture you chose, it looks delicious. Soup is a good source of healthy nutrition. Some soups help boost the immune system and some are good for certain medical conditions because they help limit weight gain, a major risk factor for many diseases. Everyone loves soup except for the one who has no taste buds

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I don’t think I have ever heard of a soup that was dangerous to one’s body. Most of them are made from vegetables or meat which both are needed by the body disregarding the difference in making soups per culture.
I think he is talking about the allergic reaction to some of the ingredients. It can be avoided by using contents that the person is not allergic to.