Textured Soy Protein Side Effects

Textured Soy Protein (TSP) is a food product that is usually used as a meat substitute. It is used in in beverages, fast food, bakery food, dietary food, meat products, nutritional food and seasoning products etc. Though it’s considered safe, some are convinced it has potentially dangerous health effects.

What Is Textured Soy Protein?

Textured Soy Protein is made from soybeans. It has a taste and appearance similar to meat and can increase protein content, improve texture, and retain fat. It can be used in a variety of frozen food and meat preparations, as well as meat imitations and vegetable food products.

Possible Side Effects of Textured Soy Protein

Though Textured Soy Protein is regarded as safe supplement, there maybe some side effects:

Soy protein powder contains plant estrogens as well which affect the normal production of hormone in the endocrine glands. In men, the effect is decreased production of testosterone resulting in reduced sex drive as well as the enlargement of breast tissue in men, a condition called gynecomastia. Also the side effects may like gastric distress, and even worse, prevents the absorption of essential amino acids.

GRAS Affirmation: Yes

Generally recognized as safe (GRAS) is an American Food and Drug Administration (FDA) designation that a chemical or substance added to food is considered safe by experts, and so is exempted from the usual Federal Food, Drug, and Cosmetic Act (FFDCA) food additive tolerance requirements. Textured Soy Protein is considered safe.

Suggested Dosage


Special Populations Precaution

There is a lot of concern about diet and nutrition for these population, like Newborns, children, pregnant, sensitive to Textured Soy Protein populations. Better consult to your doctor if you would like to intake Textured Soy Protein.



Related Research

1. Whey Versus Soy Protein Diets and Renal Status in Rats. [J Med Food. 2014 Jul 23] Author: Aparicio VA, Nebot E, Tassi M, Camiletti-Moirón D, Sanchez-Gonzalez C, Porres JM, Aranda P.

2. The Metabolizable Energy Value, Standardized Ileal Digestibility of Amino Acids in Soybean Meal, Soy Protein Concentrate and Fermented Soybean Meal, and the Application of These Products in Early-weaned Piglets. [Asian-Australas J Anim Sci. 2013 May] Author: Zhang HY, Yi JQ, Piao XS, Li PF, Zeng ZK, Wang D, Liu L, Wang GQ, Han X.

3. The limiting sequence and proper ratio of lysine, methionine and threonine for calves fed milk replacers containing soy protein. [Asian-Australas J Anim Sci. 2012 Feb] Author: Wang J, Diao Q, Tu Y, Zhang N, Xu X.

4. Effects of Replacement of Fish Meal by Soy Protein Isolate on the Growth, Digestive Enzyme Activity and Serum Biochemical Parameters for Juvenile Amur Sturgeon (Acipenser schrenckii). [Asian-Australas J Anim Sci. 2012 Nov] Author: Xu QY, Wang CA, Zhao ZG, Luo L.

5. Partially Hydrolyzed Soy Protein Shows Enhanced Transport of Amino Acids Compared to Nonhydrolyzed Protein across an Intestinal Epithelial Cell Monolayer. [J Food Sci. 2014 Jul 17] Author: McGraw NJ, Napawan N, Toland MR, Schulze J, Tulk BM, Krul ES.

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