Impact Whey Isolate - Unflavored 5.5lbs (usa)
Analysis updated May 2026 · How Scout scores
At a glance
Summary
This whey protein isolate is a high-quality protein source with a complete amino acid profile, making it beneficial for muscle repair and growth. However, the presence of sunflower lecithin, a seed oil derivative, raises concerns due to its omega-6 fatty acid content and potential chemical processing. The product is also considered highly processed, which impacts its overall rating despite the beneficial protein content.
Key ingredients 3
Whey Protein IsolateVery Good
Whey Protein Isolate is a high-quality protein source derived from milk, offering a complete amino acid profile essential for muscle repair and growth. It is processed to remove most fats and lactose, making it suitable for those with lactose intolerance. Compared to other protein sources, it is rapidly absorbed, enhancing its effectiveness post-exercise.
Benefits
Rich in essential amino acids, it supports muscle recovery and growth, and is low in fats and carbohydrates.
MilkGood
Whole dairy ingredient.
Risks
Potential allergen for individuals with milk allergies or lactose intolerance.
Benefits
Provides essential nutrients such as calcium and protein, supporting bone health and muscle maintenance.
Sunflower LecithinVery Bad
Sunflower Lecithin is used as an emulsifier to improve texture and mixability in protein powders. However, as a seed oil derivative, it contains high levels of omega-6 fatty acids, which can contribute to inflammation if consumed in excess. The processing methods used to extract lecithin can also involve chemical solvents, raising potential health concerns.
Risks
High omega-6 content may promote inflammation when consumed in excess.
Processing
Ultra-Processed Foods
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