Live Amazon price · product details checked 5 September 2026
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We keep Dymatize ISO 100 Hydrolyzed Gourmet Vanilla 932g on our protein powder shelf alongside 44 others, and rank it on rating, review volume and live price rather than on the brand. The manufacturer puts it this way: QUALITY RECIPE of our whey isolate protein powder delivers 25 g of the highest-quality protein per serving with BCAAs and L-leucine. HYDROLYSIS breaks the whey protein isolate into smaller amino acid chains, which makes it exceptionally quick to absorb and the perfect choice before or after training. That is the maker talking, not us, so read it as a claim rather than a finding. It holds 4.2 out of 5 on Amazon from 1,300 ratings. Where that leaves it next to the rest of the shelf is set out below.
Across the 45 rated protein powder products we track, the middle of the pack sits at 4.4 out of 5. This one scores 4.2. That's inside the bottom quarter of the shelf. It isn't a warning, but better-rated options do sit alongside it at similar money, so you would want a specific reason to pick this one.
Behind that score sit 1,300 ratings, against a shelf median of 474. That's a solid enough base to read the score, though not enough to settle it.
Price-wise it falls in the top third of a shelf that stretches £14.66 to £170, with £40.00 in the middle. Paying above the middle of the shelf needs a reason the star rating does not supply, because on ratings alone the extra money is not buying an advantage here.
Worked out from the 45 protein powder products we track, not from the brand's own claims. How we rank →
Taken from the product listing via Amazon's product API. These are the seller's claims, not our test results.
