FOLLOW THE CONNECTIONS

The knowledge graph.

Explore substances, mechanisms, and effects. Select a node to read its article and inspect the evidence.

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Mapping connections…

SubstanceConceptRelationship

A diamond connects all members of one relationship. Type filters keep qualifying context visible.

1 substances · 1 concepts · 1 relationships

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Substances

Caffeine

Concepts

Subjective alertnesseffect

Relationships

Editorial index: substances classified under subjective alertness. This index does not assert a combined effect. A reported sense of being awake and responsive. It can change independently of objective task performance or later sleep.
- Subjective alertnessindex concept
- Caffeineindexed substance
Source 1 ↗

Relationship nodes connect multiple concepts in one sourced statement. Member roles identify the substance, biological target, measured outcome, or exposure context. Editorial index relationships group classifications. Connections are not recommendations to combine substances.