Killer Labz Full Blood Capsules Pumps, Nitric Oxide Non Stim

Killer Labz Full Blood Pump Pre-Workout is a non-stimulant pump supplement designed to increase blood flow to muscles during workouts without caffeine or other stimulants. Now in capsules, it’s mainly used to improve the “pump” effect, muscle fullness, and workout performance.

Best for: pump days, chest/arms workouts, late-night training, or if you’re stimulant-sensitive
Pump strength: solid, but not the most heavily dosed pump product on the market
Energy: none — you won’t “feel” a buzz, only increased fullness and blood flow

For your goals (especially if fat loss + training performance matter) 

A stim-free pump product like this can help workouts feel stronger without raising heart rate, which is useful if you’re already managing caffeine intake.