Monster Ultra

Monster Ultra has approximately 140mg caffeine per 473ml. See the source, compare amounts per 100ml and add it to your caffeine half-life log.

Caffeine per serving

140mg / 473ml

Per 100ml

29.6mg

Source

Reference estimate

Amounts apply to the listed serving. Coffee and tea vary by recipe and preparation; branded products may vary by market. Prefer the label on your drink.