psyche
Dependence
Adverse effectDependence is an adverse outcome in which repeated use can make stopping or reducing an exposure difficult. A person may notice compulsive use, withdrawal after dose reduction or cessation, or continued vulnerability to relapse.
Dependence is presented as a psyche-related effect, offering a focused starting point for understanding the term.
These are research findings, not promises. Most options have little evidence, and results differ from person to person.
What can cause it
How likely each one is to cause it, most likely first.
Brain Games / Puzzlespracticesimple.meter.userReports
Based on one study.
Open the Brain Games / Puzzles pagePsychotherapypracticesimple.meter.userReports
Based on one study.
Open the Psychotherapy page
The expert view shows every study, dose protocol and source.
What can cause it
Interventions reported to bring this on2 listedHighest probability
- →PracticesBrain Games / PuzzlesCertaintyLowSourceAnecdotal1 other source
This effect was mentioned in 2 of 166 Reddit reports discussing it.
- →PracticesPsychotherapyCertaintyLowSourceAnecdotal1 other source
Some individuals may develop emotional dependence on the therapist, particularly in long-term therapy.
How to read the evidence
Evidence tier — overall strength of the evidence for the whole compound
- StrongWell established — backed by strong, consistent human research.
- ModerateSome genuine support, but mostly from small or lower-quality studies. Promising, not proven.
- PreliminaryEarly-stage evidence — a promising hypothesis, not an established effect yet.
- LimitedVery limited evidence — treat this as a hypothesis, not proof.
- InsufficientNot enough good evidence to draw conclusions yet.
Certainty — how sure we can be that the effect is real
- Very highVery sure — strong, consistent evidence
- HighFairly sure — consistent evidence from good studies
- MediumModerately sure — new studies could change this
- LowNot sure — little or mixed evidence
- Very lowVery unsure — almost no usable evidence
Source — where the data comes from
- Meta-analysisPooled analysis of many trials — the strongest evidence
- RCTRandomized controlled trial — a strong human study design
- ClinicalA human clinical study
- Reference knowledgeFrom general health-science or pharmacology references, not a study of this exact claim
- Animal researchStudied in animals, not humans
- Community reportsAggregated user reports — anecdotal signal, not evidence
- TheoreticalMechanism-based reasoning, not yet tested
Study grade — quality of each underlying study (A best, D weakest)
- AHigh-quality — strong, consistent human trials
- BGood — solid evidence with some limitations
- CModerate — limited, small, or mixed-quality studies
- DWeak — preliminary, indirect, or animal-only
Confidence — how strongly the sources back a finding
A 0–100 score from study quality and agreement
Most supplement evidence is graded C–D. Read it as preliminary signal, not proof.
Full write-up
What is it
Dependence is an adverse outcome in which repeated use can make stopping or reducing an exposure difficult. A person may notice compulsive use, withdrawal after dose reduction or cessation, or continued vulnerability to relapse. It can be physical, as described with Caffeine, or psychological, as reported with Passionflower. Dependence should not be confused with a short-lived effect that ends without withdrawal or difficulty controlling continued use.
How interventions help
Dependence can develop through different patterns of ongoing exposure. With repeated use, some substances are associated with compulsive use, physical withdrawal after dose reduction or cessation, or persistent vulnerability to relapse. This means that dependence is not limited to a single type of substance or experience, and it may involve either physical symptoms, psychological symptoms, or both.
Duration and intensity matter in the findings described here. Chronic or prolonged heavy use is the recurring context for several concerns, while regular use can be enough for a reproducible withdrawal syndrome in some cases. Stopping abruptly may be followed by withdrawal, rebound anxiety or insomnia, autonomic symptoms, or loss of normal bowel function, depending on the exposure. These differences mean that the presence of a dependence concern does not imply the same course or symptoms for every substance.
Some reported concerns are based on isolated or anecdotal observations rather than a consistent pattern across users. In particular, reports involving Passionflower, Valerian Root, and Melatonin should not be interpreted as establishing that dependence will occur in everyone who uses them. The overall picture is that risk is most closely linked to repeated, chronic, or high-dose use, with the available findings not establishing a common duration before dependence begins or whether it persists after stopping.
Choosing guidance
If avoiding dependence is the deciding factor, distinguish pharmacology references from anecdotal reports. Caffeine and Cigarette Smoking have reference-based descriptions of dependence, while the concerns associated with Passionflower and Melatonin are based on anecdotal reports and therefore provide less certain guidance for choosing between options. Aloe Vera and Valerian Root also have reference-based concerns, but their relevance depends on particular patterns of use rather than necessarily brief or occasional use.
Duration and amount matter. Concerns for Aloe Vera, Passionflower, and Valerian Root are linked to chronic, high-dose, prolonged, or heavy use, while the concern for Caffeine is associated with regular use. No dose threshold or precise time period is provided, so these descriptions cannot identify a point at which dependence will or will not occur. The information also does not specify a health status or study design, so its applicability to particular groups cannot be determined. Anyone comparing options for ongoing use should therefore consider not only the listed concern, but also whether their intended use is repeated, prolonged, or difficult to stop.