Soy Protein vs. Whey Protein

Soy Protein
Whey Protein

Proteins are very beneficial if included in diets since they are mandatory for rebuilding body tissues. The human body requires a continuous supply of proteins. They produce hormones, antibodies, blood hemoglobin and new muscle tissue. Soy protein and whey protein are two different but high quality proteins.

Comparison chart

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Soy Protein

User Rating (33):
Soy Protein

Whey Protein

User Rating (50):
Whey Protein
Source Soybean Cow’s milk
Cost Not as expensive as whey protein. More expensive than soy protein.
Composition Mixture of globular proteins immobilized in defatted flakes of flour while allowing leaching off of soy whey proteins, salts and carbohydrates. Mixture of globular proteins which have been isolated from whey, a byproduct of cheese production. It is a 5% lactose solution in water.
Health Benefits Reduce cholesterol, symptoms of menopause, osteoporosis, hormonal diseases, heart disease and increase in thyroid metabolism. Natural antibacterial and anti viral, maintaining weight, reduce liver damage, improves blood pressure, immune system functions and digestive system functions.
Harmful Effects Can cause diarrhea, constipation if allergic to product. Heat denatured whey can cause allergies.
Market Availability Tofu, soy milk, food bars, burgers, soy flour, soy beans. Infant formulas, nutrient special products

Contents: Soy Protein vs Whey Protein

edit Quality of Protein

Soybean contains substantial amount of amino acids and this high quality of protein is considered to be of equal quality as animal protein. Whey protein has high biological value (BV), and is comparable to egg protein.

edit Sources of soy and whey protein

While soy protein is derived from soybeans, whey protein is a milk product derived during cheese making process. Fresh liquid whey protein has only 1% protein and in order to make 1kg of good quality whey protein, 229 liters of milk would be required. Soy protein is available in foods like soy milk which is very popular among people who are lactose intolerant and cannot consume milk and milk products. Tofu is another food rich in soy protein. Soy protein can be found in prepared food like burgers, cheese, yogurt, hot dogs etc. Whey protein is available in specialty stores as all natural health supplements.

edit Recommended usage

Soy protein can be consumed with very few or almost non existent side effects. The thing to remember is that soy protein is very low in fiber and hence consumption should be accompanied with fiber rich foods. Whey protein recommendations vary with weight, gender, age, activity level and overall health of the person.

edit Lactose Intolerance

People who are lactose intolerant should not consume whey protein since it is a milk product derivative and hence can cause allergic reactions. Soy protein is a plant product and can be consumed by lactose intolerant people safely.

edit Benefits of proteins

Including soy protein or whey protein in diet has many advantages. Soy protein aids in reducing cholesterol and increases the nutrient value of accompanying foods. Whey protein has positive effect on the digestive system and improves functioning of liver and immune system keeping all sorts of diseases at bay.

Here are two videos that explain the health benefits of Soy and Whey protein.

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