Ironand Energy Crashes.
Evidence gradeA
ImpactStrong
Confidencehigh
Imported rating. This grade comes from SuppCo and has not been independently reviewed. It describes research, not a product, and it is not medical advice.
The rating
- Direction
- Favourable
- Rated by
- SuppCo
- Observed
- 28 September 2026
Studies behind it
Iron Metabolism: Interactions with Energy and Carbohydrate AvailabilityAlannah K A McKay · Nutrients2020Energy deficit increases hepcidin and exacerbates declines in dietary iron absorption following strenuous physical activity: a randomized-controlled cross-over trial.Stephen R. Hennigar · The American journal of clinical nutrition2020Effect of Iron Isomaltoside on Skeletal Muscle Energetics in Patients With Chronic Heart Failure and Iron Deficiency.G. Charles-Edwards · Circulation2019