Guide
Is it safe to take turmeric every day?
The trials behind turmeric and curcumin's safety data ran for a matter of weeks to a few months — not years — so daily use has real research behind it over that timeframe, but not beyond it. Separately, a documented liver injury pattern from turmeric and curcumin supplements is a reason some people have more to weigh than others.
The research behind turmeric and curcumin's safety data mostly ran a matter of weeks to a few months — not years — so daily use over that kind of timeframe has real trial evidence behind it. Daily use over years doesn't; no one has run that trial. Separately, a documented liver injury pattern from turmeric and curcumin supplements involves people who were, in fact, taking it daily.
How long the trials that found an effect actually ran
A 2014 multicenter trial gave 367 people with diagnosed knee osteoarthritis 1,500 mg/day of a standardized curcumin extract, taken daily, for 4 weeks. A 2021 meta-analysis of curcumin trials in people with type 2 diabetes pooled studies of varying length, still on the order of weeks to a few months, and found improvements in HbA1c and an insulin-resistance marker but not in fasting blood glucose itself. Both are daily-use studies — but short ones. Nothing in this research base tells you what happens with years of continuous daily use, because that trial hasn't been run.
The single-dose safety data doesn't answer this question at all
A 2006 study that found single doses of curcumin extract up to 12,000 mg generally well tolerated in healthy volunteers is often cited as reassurance about high daily amounts. It shouldn't be, for this question specifically: it tested one dose per person, not repeated daily exposure. It says something about acute tolerability, and nothing about what accumulates, or doesn't, with daily use over weeks or months.
The liver injury cases involved daily use
This is the part of "is it safe every day" that the trials above don't cover. A 2024 pathology review identified 11 people whose liver injury was attributed to turmeric supplements; a 2024 case report described a woman who developed jaundice after taking a turmeric-and-black-pepper tablet twice daily for two months. Daily use for weeks to months is exactly the exposure pattern in these documented cases — it isn't a reason the risk doesn't apply, it's the setting the risk has actually shown up in. See who should not take turmeric for who has the clearest reason for caution before making it a daily habit.
Questions people ask
Can you take turmeric daily?
The trials that found a measured effect used daily doses of a standardized extract, so daily use over the trial's timeframe (weeks to a few months) has research behind it. Multi-year daily use hasn't been studied.
What happens if you take turmeric every day for a long time?
No trial has followed people for years of daily turmeric or curcumin use, so there's no research answer to what changes over that timeframe. The documented liver injury cases are the clearest safety signal tied to real-world daily use, and they occurred within weeks to a few months, not years.
Are turmeric supplements safe to take daily?
Within the timeframes actually studied (weeks to a few months) at the doses tested, the trials above didn't find serious harm on average. That average doesn't rule out the individual liver injury cases described above, which is why anyone with a reason for caution should read who should not take turmeric before starting.
Related reading: turmeric side effects, who should not take turmeric, and how much turmeric should you take a day?.
Sources
- Efficacy and safety of Curcuma domestica extracts compared with ibuprofen in patients with knee osteoarthritis: a multicenter study A 4-week trial of 1,500 mg/day Curcuma domestica extract in 367 people with diagnosed knee osteoarthritis, run against an active drug comparator; it tested the extract in a supervised clinical setting, not as a replacement for medical care.
- Dose escalation of a curcuminoid formulation A 2006 study gave healthy volunteers single doses of a standardized curcumin extract ranging from 500 mg to 12,000 mg. Side effects were minimal and not related to dose, but curcumin was barely detectable in the blood even at the highest doses — confirming how poorly it absorbs regardless of how much is taken.
- Potential Therapeutic Effects of Curcumin on Glycemic and Lipid Profile in Uncomplicated Type 2 Diabetes-A Meta-Analysis of Randomized Controlled Trial A 2021 meta-analysis in people already diagnosed with type 2 diabetes found curcumin extract lowered HbA1c, an insulin-resistance marker, and LDL cholesterol versus placebo, but did not significantly change fasting blood glucose itself.
- Turmeric supplement-associated hepatitis: a clinicopathological series of 11 cases highlighting pan-lobular and zone 3 injury A 2024 pathology review identified 11 people — 10 of them women, median age 58 — whose liver injury was attributed to turmeric supplements; all recovered and their liver enzymes normalized after they stopped taking it.
- Turmeric associated liver injury (DILI) with susceptible HLA A 2024 case report describes a 35-year-old woman who developed severe liver injury after taking a turmeric-and-black-pepper supplement (60 mg curcumin plus 10 mg black pepper, twice daily) for 2 months; she carried a genetic marker (HLA B*35:01) linked to this kind of injury, and her liver enzymes normalized after she stopped the supplement.
*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.