Usually 1 small to medium cap is recommended as a starting dose. The most powerful mushrooms were picked in the middle of August when the season was beginning. The skin and they layer of material directly underneath is considered the most potent. Muscamol appears to be the primary intoxicant. After ingestion, a small amount of ibotenic acid decarboxylates into muscamol, which produces the intoxication.
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.