A (silly?) question: how do you apply caffeine topically without having the whole shower area turning brown...?
There are pure bulk sources available, just be careful -- you would not want to inhale or ingest a large amount
http://purebulk.com/...wder-synthetic/
from the site
WARNING! CAFFEINE may be HIGHLY TOXIC or LIFE THREATENING when consumed in amounts greater than recommended. Consumption of as little as a few grams may result in DEATH. Do not consume more than 200 milligrams (mg) of caffeine in a single serving, or more than 600 milligrams (mg) per day. Accurate measurement of caffeine powder is critical to health and safety and may be performed with a digital gram weight scale precise to 0.01 grams (10 mg) or better. Alternately DO NOT Exceed a 1/16th teaspoon (≈200 mg). Caffeine consumption may result in insomnia, difficulty sleeping and withdrawal headaches. Do not take caffeine if you have a history of heart disease, or if you are pregnant or nursing. Consult your physician before taking this product.
Edited by zorba990, 30 August 2015 - 03:12 PM.