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HPRC's human performance optimization (HPO) website is for U.S. Warfighters, their families, and those in the field of HPO who support them. The goal is Total Force Fitness: Warfighters optimized to carry out their mission as safely and effectively as possible.

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Journal EntryTruth in advertising?
Does your dietary supplement’s advertising promise more than the product can actually deliver?
Located in HPRC Blog
Journal EntryVitamin D, the sunshine vitamin
Vitamin D is important for your health. Learn how much you need and where to get it.
Located in HPRC Blog
Journal EntryDownload the OPSS app
Use the Operation Supplement Safety & Natural Data app to get information and safety ratings on commercially available dietary supplement products and ingredients.
Located in HPRC Blog
Journal Entry chemical/x-gaussian-logWhy is ephedra illegal?
Read about ephedra, and why it is illegal in the United States.
Located in HPRC Blog
Journal EntryFDA’s warning on caffeine powder
FDA issues a warning about caffeine powder and advises consumers to avoid powdered pure caffeine.
Located in HPRC Blog
Journal EntryRevisiting the dangers of energy drinks
Energy drinks continue to be in the news, and their potential harmful effects should not be ignored, especially for children and teens.
Located in HPRC Blog
Journal Entry Octet StreamWhat is Garcinia cambogia?
What is Garcinia cambogia and why is it being used in weight-loss dietary supplement products?
Located in HPRC Blog
Journal Entry Troff documentStimulants found in weight-loss product
The weight-loss dietary supplement product Dexaprine has been found to contain undeclared active substances and has been removed from the Dutch market. Consumers should be aware of the reports of adverse events.
Located in HPRC Blog
Journal EntryCan you spot a red flag?
Choose supplements safely. Learn how to spot red flags.
Located in HPRC Blog
Journal EntryWhat’s in your energy drink?
Learn how to spot potentially problematic ingredients in energy drinks.
Located in HPRC Blog