Whey Protein

Does whey protein work?

Whey Protein Claims

The supplement database currently has 9 claims for Whey Protein. The claims include: increase protein synthesis, increase strength, increase muscle mass, maintain muscle mass during weight loss, decrease body fat, improve agility, reduce muscle soreness, improve recovery, reduce muscle damage.

Overall Effectiveness Rating for Whey Protein

The overall effectiveness rating for whey protein is 2.5 out of 3. This rating means there is ample evidence that using whey protein will lead to positive results.

Overall Confidence Rating for Whey Protein

There are 42 studies in the database on whey protein; the confidence rating is 93. A score above 80 means the effectiveness rating for this supplement is reliable. A score under 80 means there is insufficient evidence to ensure a reliable effectiveness rating. Note, this rating is for whey protein as a whole. There are also individual ratings for the claims below.

Products Containing Whey Protein

There are 2 products in the database containing Whey Protein. Follow the link to see the full list.

Individual Claims

The overall ratings above do no necessarily reflect each claim about whey protein. Individual claims can have higher or lower ratings. For example, some supplements may have a lot of backing for one claim, but be completely useless for another. Click on claims below for more information.

The effectiveness rating for whey protein's ability to decrease body fat is 2.4 out of 3. The confidence rating for this claim is 160. This means there is not enough evidence in the database on this claim and the effectiveness rating above is not valid. Read more about whey protein's ability to decrease body fat.

Effectiveness Rating for this claim: 2.4 out of 3

Confidence Rating for this claim: 160

The effectiveness rating for whey protein's ability to improve agility is 3 out of 3. The confidence rating for this claim is 20. This means there is not enough evidence in the database on this claim and the effectiveness rating above is not valid. Read more about whey protein's ability to improve agility.

Effectiveness Rating for this claim: 3 out of 3

Confidence Rating for this claim: 20

The effectiveness rating for whey protein's ability to improve recovery is 1 out of 3. The confidence rating for this claim is 20. This means there is not enough evidence in the database on this claim and the effectiveness rating above is not valid. Read more about whey protein's ability to improve recovery.

Effectiveness Rating for this claim: 1 out of 3

Confidence Rating for this claim: 20

The effectiveness rating for whey protein's ability to increase muscle mass is 2.8 out of 3. The confidence rating for this claim is 220. This means there is not enough evidence in the database on this claim and the effectiveness rating above is not valid. Read more about whey protein's ability to increase muscle mass.

Effectiveness Rating for this claim: 2.8 out of 3

Confidence Rating for this claim: 220

The effectiveness rating for whey protein's ability to increase protein synthesis is 3 out of 3. The confidence rating for this claim is 80. This means there is not enough evidence in the database on this claim and the effectiveness rating above is not valid. Read more about whey protein's ability to increase protein synthesis.

Effectiveness Rating for this claim: 3 out of 3

Confidence Rating for this claim: 80

The effectiveness rating for whey protein's ability to increase strength is 2.5 out of 3. The confidence rating for this claim is 220. This means there is not enough evidence in the database on this claim and the effectiveness rating above is not valid. Read more about whey protein's ability to increase strength.

Effectiveness Rating for this claim: 2.5 out of 3

Confidence Rating for this claim: 220

The effectiveness rating for whey protein's ability to maintain muscle mass during weight loss is 2.3 out of 3. The confidence rating for this claim is 60. This means there is not enough evidence in the database on this claim and the effectiveness rating above is not valid. Read more about whey protein's ability to maintain muscle mass during weight loss.

Effectiveness Rating for this claim: 2.3 out of 3

Confidence Rating for this claim: 60

The effectiveness rating for whey protein's ability to reduce muscle damage is 1 out of 3. The confidence rating for this claim is 20. This means there is not enough evidence in the database on this claim and the effectiveness rating above is not valid. Read more about whey protein's ability to reduce muscle damage.

Effectiveness Rating for this claim: 1 out of 3

Confidence Rating for this claim: 20

The effectiveness rating for whey protein's ability to reduce muscle soreness is 1 out of 3. The confidence rating for this claim is 40. This means there is not enough evidence in the database on this claim and the effectiveness rating above is not valid. Read more about whey protein's ability to reduce muscle soreness.

Effectiveness Rating for this claim: 1 out of 3

Confidence Rating for this claim: 40