There are many soy products, for sports nutrition, the most interesting are the products of processing seeds – skimmed flour, isolates, concentrates. Soy flour is obtained by grinding and decreasing soybean seeds, but it has limitations. It contains 2 carbohydrates, which cause intestinal disorders – raffishness and stachychosis. More purified products – concentrates and isolates, are devoid of these drawbacks, and are digested without problems.
Why are soy products so popular? The thing is that:
∙ In the world soybean crops are about 70 million hectares, from one hectare can be obtained up to 730 kg of protein;
∙ in the seeds of soy protein contains up to 40%!
The protein (protein) content in soy concentrate is from 65 to 72%, in soy protein isolate the protein content reaches 90%, and the fat content does not exceed 0.8%
AMINO ACID COMPOSITION (averaged):
Aspartic acid 4.4%
Glutamic acid 7.38%
Arginine 3, 32%
Lysine – 2.85%
REVIEW OF SOME SCIENTIFIC DATA ABOUT Soybean Protein:
─ According to scientific research, consumption of soy protein has an important positive effect – weight loss, body composition changes, waist circumference reduction, which is an important advantage in favor of consumption of this product.
─ And here it was not possible to prove the preventive effect of this product on oncological diseases.
─ In soy protein there are limiting amino acids, so it’s still not full.
─ There is evidence indicating that soy protein increases estrogen levels
─ How the source of cheap protein suits those who can not afford a more expensive protein
─ Suitable for those who have allergic reactions to other sources of protein, such as milk, or egg.
─ Perfect for athletes of vegetarians, or those who, for certain religious reasons, can not consume other proteins.