are there any known allergic reactions to it?
Soy sauce allergy is rare; it is not caused by soy or wheat allergy. Most varieties of soy sauce contain wheat, to which some people have a medical intolerance.
Soy sauce
Soy sauce allergy is rare; it is not caused by soy or wheat allergy. Most varieties of soy sauce contain wheat, to which some people have a medical intolerance. However, some naturally brewed soy sauces made with wheat may be tolerated by people with a specific intolerance to gluten because gluten is not detectable in the finished product. 
what is suillus salmonicolor? A fungus commonly known as Slippery Jill is any fungus useful for humans? Not all fungi are useful for humans are there any edible types? Yes - Agaricus bisporus, Volvariella volvacea, Pleurotus ostreatus which nutrients are present in the first one? Vitamin B, vitamin D what are the results of deficiency of the first one? Riboflavin deficiency results in stomatitis, Niacin deficiency results in the disease pellagra what are the natural sources of the second one? Sunlight, fatty fish, mushrooms how is the third type of edible fungi mentioned above used in cooking? It is frequently served on its own, in soups, stuffed, or in stir-fry recipes with soy sauce. what are the various types of the last one mentioned above? UNANSWERABLE what are some of the variations of the sauce in different countries? Hansik ganjang is a Korean-style soy sauce, Aloha shoyu is soy sauce made in the Hawaiian Islands, Kya Nyo is a thick soy sauce from Burma
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Soy sauce [SEP] Allergies
Soy sauce allergy is rare; it is not caused by soy or wheat allergy. Most varieties of soy sauce contain wheat, to which some people have a medical intolerance. However, some naturally brewed soy sauces made with wheat may be tolerated by people with a specific intolerance to gluten because gluten is not detectable in the finished product. Japanese tamari soy sauce is traditionally wheat-free, and some tamari available commercially today is wheat- and gluten-free.