PlainPill

Activated Charcoal

People mainly take Activated Charcoal for sleep. Based on 16 first-hand reports and 37 meta-analyses & systematic reviews in the medical literature. Ranked #924 of 1,974 overall.

18
User score
Mostly negative
12% positive0% mixed12% negative75% unclear

Of reports that state an outcome, 50% are positive.

Clinical research
AStrong research base
37
meta-analyses
183
RCTs
3,918
papers

What Activated Charcoal does, according to users

Of the people who reported each effect, the share who said it got better.

betterno changeworse

What the research says

Systematic reviews and meta-analyses from PubMed, with their published conclusions.

AStrong research base

3+ meta-analyses or systematic reviews and 10+ randomized controlled trials in humans. The grade measures how much human research exists — read the conclusions below for what it found.

BMJ Clin Evid · 2011 · Meta-analysis / systematic review
Organophosphorus poisoning (acute)

Conclusion: In this systematic review we present information relating to the effectiveness and safety of the following interventions: activated charcoal (single or multiple doses), alpha(2) adrenergic receptor agonists, atropine, benzodiazepines, butyrylcholinesterase replacement therapy, cathartics, extracorporeal clearance, gastric lavage, glycopyrronium bromide (glycopyrrolate), ipecacuanha (ipecac), magnesium sulphate, milk or other home remedy immediately after ingestion, N-methyl-D-aspartate receptor antagonists, organophosphorus hydrolases, oximes, removing contaminated clothes and washing the pois

PubMed 21575287 ↗
Cochrane Database Syst Rev · 2018 · Meta-analysis / systematic review
Interventions for paracetamol (acetaminophen) overdose

Conclusion: These results highlight the paucity of randomised clinical trials comparing different interventions for paracetamol overdose and their routes of administration and the low or very low level quality of the evidence that is available. Evidence from a single trial found activated charcoal seemed the best choice to reduce absorption of paracetamol. Acetylcysteine should be given to people at risk of toxicity including people presenting with liver failure. Further randomised clinical trials with low risk of bias and adequate number of participants are required to determine which regimen results in

PubMed 29473717 ↗
BMJ Clin Evid · 2007 · Meta-analysis / systematic review
Organophosphorus poisoning (acute)

Conclusion: In this systematic review we present information relating to the effectiveness and safety of the following interventions: activated charcoal, alpha2 adrenergic receptor agonists, atropine, benzodiazepines, butyrylcholinesterase replacement therapy, cathartics, extracorporeal clearance, gastric lavage, glycopyrronium bromide, ipecacuanha, magnesium sulphate, milk or other home remedies, N-methyl-D-aspartate receptor antagonists, organophosphorus hydrolases, oximes, sodium bicarbonate, washing the poisoned person and removing contaminated clothing.

PubMed 19454054 ↗

Dosage people report

As stated by users — not a recommendation. Follow the label or your doctor.

before drinkingas reported
before and after drinkingas reported
before drinking and before bedas reported
right before bed after drinkingas reported
2 pillsafter last drink
with drinks/right after drinkingas reported

Reported side effects

How often each side effect came up across all reports.

constipation ×1depletes vitamins ×1reduced absorption ×1

What users say

Verbatim quotes, shortened only — each links to the original discussion.

“activated charcoal to bind and excrete possible toxins including mycotoxins (this is controversial”
Source discussion ↗
“taking charcoal capsules before drinking (little to no effect)”
Source discussion ↗
“I don't recommend charcoal beyond a few days because it massively depletes people in vitamins & minerals”
Source discussion ↗
“I have been trying digestive enzymes, probiotics, and activated charcoal to varying degrees of success”
Source discussion ↗
“add two activated charcoal pills after your last drink.”
Source discussion ↗
Top discussions (5)

Other options for sleep

User data from public discussions; research from PubMed. Information only, not medical advice — talk to a doctor before starting, stopping or combining anything. Data updated October 2, 2026. How we rate