ISO100 combines high protein density, very low sugar and a disclosed 2,6 g leucine dose. Current Informed Choice entries strengthen the evidence trail. The premium price is real, and the format is most defensible for buyers who specifically value a low-lactose isolate and sport certification.
Score breakdown
| Area | Finding | Score |
|---|---|---|
| Formulation | 25 g isolate protein; 2,6 g leucine disclosed | 24 / 25 |
| Transparency | Core macros and amino-acid figures disclosed | 18 / 20 |
| Laboratory verification | Current certifier-listed batches | 18 / 20 |
| Safety | Banned-substance screening and allergen disclosure | 14 / 15 |
| Company reliability | Established manufacturer with traceable external records | 9 / 10 |
| Value | Premium price compared with mainstream whey | 6 / 10 |
Formula and ingredients
Dymatize reports 25 g protein, no more than 120 calories, 5,5 g BCAAs and 2,6 g leucine per serving. Protein comes from whey isolate, including hydrolysed isolate. “Fast absorbing” is plausible, but evidence does not establish a superior long-term muscle outcome over an adequate dose of another complete whey.
Laboratory and certification trail
Informed Choice lists ISO100 separately for North America and Europe. The U.S. entry showed Salted Caramel batch M2605952 tested on 19 October 2026; the European directory also showed current 2026-tested lots. These entries address banned substances, not a full public contaminant and nutrient panel.
Company accountability
The Dymatize site identifies BellRing Brands in its corporate links. The score is based on the product label and external Informed Choice records, not corporate scale or athlete endorsements.
Women’s Health Fitness Awards 2026
Named Best Protein Powder by Women’s Health. This reflects editorial testing and taste/use experience; it does not change the scientific score.
See the issuing source ↗Where this fits
A strong fit for buyers who want an isolate with visible batch testing. Buyers who tolerate whey concentrate or blended whey can often meet the same nutrition objective for less.
Decision before price
ISO100 Hydrolyzed is best considered for buyers wanting a lean isolate, disclosed leucine and current banned-substance screening. That is a defined use case, not a universal “best protein” claim. The main reason to skip it is premium pricing; hydrolysis may not add practical value over a conventional complete whey.
The score measures the strength of the public product record across formula, transparency, verification, safety, company accountability and value. It does not establish that the reader needs powder, will prefer the taste or should pay the local price.
How to compare the tub in front of you
The reviewed identity is north American and European certification entries differ. The displayed image is Gourmet Vanilla; scores use the core formula and noted regional limits. Flavours can change protein percentage, sweeteners, allergens, inclusions and certification status. A matching brand name or similar package in another country is not enough; compare the live label, serving and exact certifier entry.
Price should be converted into cost per useful protein serving. Then compare protein source, grams delivered, total energy, added creatine or botanicals, allergen information and product-level verification. A cheaper tub can be poor value if the serving is small or the label is unclear. A premium tub can also be poor value when the extra cost buys flavour marketing rather than traceability or fit.
What the score cannot prove
ShreddedAF did not purchase the retail unit, control chain of custody, taste the flavour or commission a laboratory assay. Certification can strengthen confidence in the exact product and programme scope; it cannot prove superior hypertrophy, digestion or safety for every person. Company statements establish the marketed specification, not independent confirmation of every lot.
Buying checklist
- Confirm country, flavour, serving size and protein grams on the live label.
- Check whether the exact product—not merely the brand—appears in a current directory.
- Compare price per useful protein serving and the food alternative.
- Account for allergens, sweeteners, thickeners and added actives.
- Do not buy when ordinary food already covers the intake target conveniently.
The 60-second decision
If ordinary meals already cover the daily protein target conveniently, another tub has no job. If a gap exists, calculate how many useful servings the package supplies and whether the flavour, digestion and format make consistent use realistic. The best purchase is the least complicated verified product that solves the actual gap at a sensible cost.
A higher score can reduce uncertainty about the product record; it cannot guarantee taste, tolerance or additional muscle. Training stimulus, total protein, energy intake and consistency remain upstream of the brand choice.
Update triggers
Re-score if the formula, serving, certification, warnings, ownership, manufacturing disclosure or material evidence changes. Awards, retail placement, customer-review volume and affiliate economics never trigger a higher score.
Limits and update trigger
Public certification is region- and batch-specific. ShreddedAF did not purchase, taste or independently assay the product.
Evidence register
- Dymatize ISO100 official page.
- Informed Choice: ISO100 USA.
- Informed Choice: ISO100 Europe.
- Women’s Health Fitness Awards 2026.
Source rule: Manufacturer pages establish the current label and claims. Independent certifier directories establish only the specific certification, region and batches they list. Editorial awards never alter the score.
Official product page
No retailer or affiliate relationship is active on this page. Availability, price, formula and certification can differ by country and flavour.
Check the manufacturer page ↗