Derek
USMake any beverage caffeinated with… Make any beverage caffeinated with complete control over dosage! Inexpensive and very effective. I've been adding caffeine to my afternoon protein shake instead of having a second drink/coffee. 10/10
Scott L.
USGood productp Product arrived quickly. It is easy to use. The container makes accurate measurement easy. Good quality.
Ann Webb
USGreat product Easy to use. Love that I can control the amount so accurately.
Amy Vesel
USQuick shipping and received exactly… Quick shipping and received exactly what I expected.
Elf
USI got a brain injury kaffn8 helps symptoms I got a brain injury permanent brain damage, reactive gliosis as a result of this concussion so I suffer with headaches daily, and cognitive issues so I was given Ritalin, but I don't like Ritalin, so I began looking for jolt energy cola for caffeine but jolt is no longer for sale and searched for caffeine and found kaffn8 and I put it in my coca cola and it taste like jolt cola and get the caffeine I need. I no longer need Ritalin thanks to kaffn8,. Please don't stop selling this product. Because of your product kaffn8, it allows for a natural healthier way to deal with post tbi concussion syndrome symptoms instead of Ritalin a narcotic