Sports nutrition today is an important element of training, as a result of which the goal is achieved faster. A huge number of sports supplements are aimed at improving health, building muscle, burning subcutaneous fat. The main thing is to understand this set, so as not to harm your health.
Nutritional Supplements for Athletes
In the world of sports, new supplements are constantly appearing that help athletes improve their health and build a beautiful body.
They almost do not differ from ordinary food. Their main feature is that they are more concentrated and purified from harmful impurities, have a balanced composition of the necessary substances.
For example, from protein shakes, athletes get high-quality protein isolated from dairy, meat and vegetable products at the same time. In addition, a vitamin-mineral complex has been added here. In general, a very useful supplement is obtained, which at the same time does not overload the digestive system.
Among these additives are soy protein isolates.
Soy Protein Isolate
Soy protein competes with animal proteins. One hundred grams of the product accounts for 90 grams of protein, the energy value of 375 kcal. Vegetable protein, which means that it is free to use by vegetarians and believers during the fasting period.
Soy protein isolates contribute to the production of thyroxine (T4), which is responsible for metabolism.
The composition of this supplement includes amino acids, the percentage of which is greater than in animal proteins. Attention should be paid to the amino acid methionine, it is not enough, therefore, requires additional intake.
There is practically no fat in this supplement, so it is suitable for drying or a protein-vitamin diet. In addition, it is great for people allergic to animal protein.
Soy protein isolates are taken twice daily, before and after training. To prepare a cocktail, mix one and a half scoops with a liquid: milk, juice or water.
Soy Protein Isolate
This is a plant-based protein supplement derived from soybeans. In addition to protein (90% in the final product), it contains a small amount of fat and carbohydrates, but there is no lactose in the composition, unlike whey protein.
Rich in biologically active substances: soya lecithin and soya isoflavones. The first protects the liver, improves brain function, normalizes fat metabolism; the second - protects against cancer and keeps the hormonal balance normal. Also included is phosphorus and iron. There is arginine, which is responsible for the secretion of anabolic hormones, as well as glutamine, which inhibits metabolic stress. Calorie content 100 kcal.
Soy Protein Isolate is ideal for building muscle mass, helps to reduce weight during a diet.
To prepare a cocktail, mix 1 scoop in 1 glass of liquid (preferably non-skim milk). It can be used as a substitute for food once a day.
Benefit and harm
The value of the diet of a person who is actively engaged in training increases if you use soy protein isolate, the benefits and harms of this dietary supplement are well known to athletes.
Let's start with the good:
- Soy is able to lower blood cholesterol, preventing cardiovascular disease.
- Isoflavonoids in soy protein reduce the risk of developing malignant tumors.
- Significantly increased sports performance.
- The body condition improves after training: recovery processes increase, the sensation of pain decreases.
- The benefits of soy protein for women are known: mitigation of symptoms during menopause, prevention of osteoporosis and breast cancer.
- Soy protein can be consumed by people with lactose intolerance.
You also need to remember that soy protein isolates also have negative sides:
- Soy protein is characterized by low biological value, which is manifested in a weak amino acid reserve.
- It is not well absorbed.
- It contains phytoestrogens (sex hormones similar to female ones); they block the secretion of testosterone in humans, men have problems with sperm formation.
- In exceptional cases, there may be digestive upset or constipation. To avoid these problems, you need to start taking soy protein with a lower dose.
Thus, if you want to purchase a soy protein isolate, the benefits and harms of it should be studied in advance so that then there are no health problems.
Price
To achieve good athletic performance, it is recommended to purchase an isolate, the price of which is almost half that of whey protein. One kilogram of soy protein costs from 215 to 300 rubles. Many athletes note this as a positive side of soy protein.
In addition, you need to know that the price of a product depends on the percentage of protein in a serving: the higher the percentage of protein, the more expensive the product. There are soy protein isolates from 78 to 100% protein per 100 grams on the market.
This percentage is important when a specific goal is being pursued. When drying, for example, it is better to use a 100 percent product.
In conclusion, it should be noted that at low cost the product is available on the market.