Dosage Donations and memberships help keep Erowid online. Following are approximate dosages based on TiHKAL commentaries and a small number of experience reports. Every individual reacts differently to every chemical. Substance - Know your Source. Erowid's dosage information is a summary of data gathered from users, research, and other resources and should not be construed as recommendations.
Individuals can respond differently to the same dosage.
What is safe for one can be deadly for another.