R4 Tangy Orange by Endurox is an amino acid and protein recovery supplement, providing 13 grams of protein per serving. This product includes 13 total ingredients, focusing on post-exercise nutritional support. Key ingredients like Vitamin C (470 mg), Vitamin E (400 IU), Magnesium (240 mg), and L-Glutamine (420 mg) are present at clinically studied dosages, which may aid in recovery and antioxidant support. However, Calcium (100 mg) and Potassium (120 mg) are underdosed compared to typical clinical recommendations for their roles. With an N+ Score of 72 and a 'C' grade, this product offers a good quality option for athletes seeking specific vitamin and mineral support alongside protein for recovery.
About This Product
R4 Tangy Orange by Endurox is a protein supplement containing 13 active ingredients. It has earned an N+ Score of 72/100 (Grade C).
Notable clinical-dose ingredients include Vitamin C, Vitamin E, Magnesium and 1 more.
N+ Score Breakdown
Are key ingredients present at clinically effective doses based on research?
Does the product include all expected ingredients for its supplement category?
Are individual ingredient amounts clearly disclosed without proprietary blends?
Does the formula include a breadth of beneficial compounds from multiple pathways?
Strengths
- +Fully transparent label with individual ingredient amounts disclosed
- +Broad ingredient diversity exceeding category norms
- +4 ingredient(s) at clinical dose levels
- +Rich formula with 13 active ingredients
Weaknesses
- −Missing several expected ingredients for its category
Ingredient Analysis (13 ingredients)
| Ingredient | Amount | Dose Adequacy |
|---|---|---|
| Calories | 270.000 {Calories} | N/A |
| Total Fat | 1.000 g | N/A |
| Vitamin C | 470.000 mg | Optimal |
| Vitamin E | 400.000 IU | Optimal |
| Calcium | 100.000 mg | Under |
| Magnesium | 240.000 mg | Optimal |
| Total Carbohydrates | 52.000 g | N/A |
| Sodium | 220.000 mg | N/A |
| Potassium | 120.000 mg | Under |
| Cholesterol | 10.000 mg | N/A |
| Protein | 13.000 g | N/A |
| L-Glutamine | 420.000 mg | High |
| Calories from Fat | 10.000 {Calories} | N/A |
Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.





