About This Product
This Thorne Research Whey Protein Isolate is a protein supplement designed to deliver 21 grams of protein per 27-gram serving. It contains 11 ingredients in total, with a label transparency score of 91%, indicating most ingredient amounts are disclosed. The product achieves an N+ Score of 67, earning a 'C-' grade, placing it in the average tier for quality. While Iron is present at 425 mcg, which research suggests is a clinically relevant dose for some individuals, Calcium (82 mg) and Potassium (83 mg) are significantly underdosed compared to typical clinical recommendations for standalone supplementation. This product may support daily protein intake for general wellness or post-exercise recovery, especially for individuals seeking a protein source with minimal fat and carbohydrates.
Strengths
- +Fully transparent label with individual ingredient amounts disclosed
- +Broad ingredient diversity exceeding category norms
- +1 ingredient(s) at clinical dose levels
- +Rich formula with 11 active ingredients
Weaknesses
- −Several ingredients below clinically effective doses
Ingredient Analysis (11 ingredients)
| Ingredient | Amount | Status |
|---|---|---|
| Calories | 100.000 {Calories} | N/A |
| Total Fat | 0.500 g | N/A |
| Calcium | 82.000 mg | Under |
| Iron | 425.000 mcg | N/A |
| Total Carbohydrates | 3.000 g | N/A |
| Sodium | 102.000 mg | N/A |
| Potassium | 83.000 mg | Under |
| Cholesterol | 15.000 mg | N/A |
| Protein | 21.000 g | N/A |
| Proprietary Blend | 30.000 mg | N/A |
| Typical Amino Acid Amounts (g) Per Serving | — | N/A |
Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.