Xanthines
Limited data
Limited data
Sparse data. Doses and effects may be unreliable or untested.
- 1 source
- no dose data
- 1 source
- no dose data
Summary
Xanthines (also known as substituted xanthines) are a chemical class of psychoactive substances derived from xanthine, an organic compound found in most human body tissues and fluids as well as in other organisms. Examples of xanthines include caffeine and theobromine. These are commonly used for their effects as both stimulants and bronchodilators.
Effect Profile
Scores (1–10) curated from multiple sources:
- Effect keyword matching from PsychonautWiki catalog
- Weighted by importance: core (×3), major (×2), minor (×1)
Strong euphoria and anxiety/jitters with moderate focus and stimulation
Tolerance
Tolerance Decay
Acute tolerance: develops within a single session — the reset numbers above apply after sustained heavy use, not after one binge. Within-session tachyphylaxis usually resets largely overnight.
Effects
Effect glossary — · full glossary
Helpful Links
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