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Whey Protein vs Soy Protein - Whey and soy have both become popular sources of protein.
When weighing whey protein vs soy, you have to look at both the benefits and weaknesses of both protein supplements.
Some use whey protein to lose weight and
some put themselves on a whey protein diet. Others use whey protein to build muscle. In fact, it is not just
bodybuilders who supplement with whey protein drinks. Many people who are just trying to lose weight or stay fit
are also buying whey protein powder and whey protein drinks.
Soy protein is also gaining in popularity. Soy protein has heart-healthy benefits and many who are lactose
intolerant benefit from soy protein drinks.
This article will help you understand the benefits and weaknesses of whey protein vs soy protein.
Whey protein from milk is a by-product of the making of cheese. Roughly 80 percent of
the protein in milk is casein - and the other 20 percent
of the protein in milk is whey. Filtering converts it to a pure protein.
Benefits of Whey Protein:
Whey protein is one of the best quality proteins you will come across. Whey's biological value is 104, which is
higher than all other animal proteins.
Whey protein digests fast and it won't give you that full stomach feeling.
Whey supports immune health.
Whey is good for lactose-sensitivity and lactose interolerance.
Benefits of Whey Protein for Bodybuilders:
Whey protein is high in branched chain amino acids. This is important for both bodybuilders and those using whey protein
to lose weight since branched chain amino acides (BCCAs) can be used for fuel in the body.
Whey supports IGF-1 (insulin growth factor), which is beneficial for bodybuilders.
Weaknesses of Whey Protein:
Because whey digests fast, your stomach won't feel satisfied for long.
Whey is lower in naturally occurring glutamine than milk protein. Some whey products do contain glutamine, however. It depends
on the whey protein brands.
Soy protein is processed from the soybean plant. Most of the fat, fiber, and carbs are removed during
this process. Soy protein has no cholesterol since it is a vegetable product.
Benefits of Soy Protein:
Soy protein is heart-healthy. Twenty five grams of soy protein daily in a diet low in saturated
fat and cholesterol may reduce the risk of heart disease.
Soy may help with normal thyroid function, which keeps your metabolism steady.
Soy is high in glutamine.
Soy has phytoestrogens, which may help with symptoms of menopause.
Weaknesses of Soy Protein:
Whey protein has a higher quality of a protein vs soy protein. This is due to limiting essential amino acids.
Soy protein is not as good as whey protein (or milk proteins) for those trying to build muscle.
Whey protein vs soy protein
The more you know about whey protein and soy protein, the more you can see why many people are supplementing
their diet with these protein sources. Whey
and soy have many benefits and we recommend both of them.
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