Dimethylpentylamine

PhytochemicalStimulant amine

What is it

1,3-Dimethylpentylamine (DMPA) is a synthetic stimulant amine that has appeared in some pre-workout and weight-loss supplements. It is structurally related to DMAA (1,3-dimethylamylamine), which the FDA has flagged as not a legal dietary ingredient.

How it works

DMPA is presumed to act as a sympathomimetic stimulant, releasing norepinephrine and increasing blood pressure, heart rate, and alertness. Specific human pharmacology data are limited.

Dosage

No safe supplement dose has been established. The compound has not been adequately characterized in published human research.

When and how to take it

Not recommended for general supplement use.

1 commercial form

Compare the main delivery options and what they’re best suited for.

Synthetic stimulant

Sold in some pre-workout and weight-loss products; regulatory status is uncertain or unfavorable.

Not characterized in published literature

Safety

Stimulant amines of this class carry risks of elevated blood pressure, rapid heart rate, headache, anxiety, insomnia, and (with related compounds DMAA, DMHA) serious cardiovascular events including stroke and death. FDA has taken enforcement action against related stimulant compounds in supplements.

Who should be cautious

Contraindicated in pregnancy, breastfeeding, hypertension, cardiovascular disease, anxiety disorders, and in anyone under 21. Avoid in stimulant sensitivity.

Interactions

Dangerous interactions possible with MAOIs, other stimulants (caffeine, ephedrine), antihypertensives, antidepressants, and serotonergic drugs.

Frequently asked questions

Is dimethylpentylamine legal?⌄

Regulatory status is unclear. Related compounds (DMAA, DMHA) have been ruled by FDA not to be legal dietary ingredients.

Is it safe?⌄

Related stimulants in this class have been associated with serious cardiovascular events. Not recommended for use.

References

Dimethylpentylamine on NIH DSLD (US supplement label database) — NIH Dietary Supplement Label Database link

Research on Dimethylpentylamine (PubMed search) — PubMed link

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Evidence-based·How we grade evidence

Disclaimer: These statements have not been evaluated by the FDA. This page is educational, not a substitute for personalized medical advice. Evidence grades are AI-assisted assessments — talk to your doctor before starting any new supplement, especially if you’re pregnant, breastfeeding, on medications, or managing a chronic condition.