Soy protein : Supplement Reviews

Soy protein provides alternative to meat, poultry and animal based products. It provides all essential amino acid required by our body for growth, maintenance, and to deal with physical stress. Of all the vegetable proteins, soy protein is the most complete. It also improves the nutritional value of the other foods as it contains extra amounts of amino acid, which can make up for the deficiencies on other foods. It has digestibility equal to the higher quality protein like meat and milk. We get soy protein from the food or through soy protein powder supplements. The daily dosage of soy should be about 25 grams which is adequate to reduce cholesterol. The sources of soy protein include:

Tofu: There are several types of tofu such as soft tofu, firm tofu and dried tofu.
Soy milk: It is also called soy bean drink. It is made by grinding soybeans and mixing with water.
Miso: It is a fermented soybean paste that is used for seasoning soup.
Soy flour: It is made from grinded soy beans. It is also used in baked foods.

There are several other soy products available like plain soybean, soy burgers, soy milk, soy cheese, and tempeh.

The best way to supplement soy protein is to mix the soy protein powder with whey protein supplement powder. By doing this one can get the benefit of the proteins and their amino acid make up.

Its benefits include:

It helps in reducing the risk of cardiovascular disease
Soy protein helps protect bones from becoming weak and brittle
It helps in reducing the risk of certain cancers.
It also helps in reducing diabetes, kidney diseases
It helps in reducing menstrual migraines.
It use is also in menopausal symptoms
It can also be used in osteoarthritis and osteoporosis.
It helps in the reduction of cholesterol level
It is a good treatment for allergic rhinitis.

WARNINGS:

Soy can have some harmful effects on certain situations.

It has effect on thyroid gland. It reduces the absorption of thyroid medication.
It can decrease the testosterone levels in man. This can cause problem with infertility or erectile dysfunction.
It may reduce the absorption of nutrients like zinc, iron, and calcium.
It should not be taken by women who have breast cancer

Soy protein isolate

Soy protein isolates are the most highly refined soy protein products available. Food manufacturers use soy protein isolates in infant formula, nutritional supplements, meat and dairy products, and meat analogs. They are used in applications requiring emulsification/emulsion stabilization, water and fat absorption and adhesive/fiber-forming properties. Soy protein isolates do not alter the flavor of foods. It is produced by the dry material that can be incorporated into liquids or other dry materials.

Soy protein isolates are a highly digestible source of amino acids: the protein building blocks essential for human health. Soy protein isolates contain about 90% protein. They are low in fat, calories and cholesterol . It reduces the risk of heart diseases.

Tips of using soy protein isolate:

Add soy protein isolates to milk shakes or smoothies for an added protein boost
Sprinkle soy protein isolates on cereal to add nutritional value.
They can be used in beverages, bars, snacks, bakery goods and other vegetarian products

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