Energy
DMAA (1,3-Dimethylamylamine)
DMAA is an illegal stimulant in U.S. supplements with serious adverse-event reports and no valid safe dose.
☠️ Flagged ingredient — see basis below
How it counts: Caps the grade at F
Any product containing it is graded F and can’t win awards, whatever else is in the tub.
- Clinical dose
- No established clinical dose
- Safety ceiling
- —
- Evidence
- weak
- Category
- Energy
Evidence summary
Research confidence: low
DMAA has been illegal in U.S. dietary supplements since the FDA's 2013 enforcement action (adulterated under the FD&C Act); documented adverse events include cardiac arrest, hemorrhagic stroke, and death. No legitimate effective/safe dose exists.