Endometriosis
Endometriosis is a hormonal condition associated with symptoms such as pelvic pain, back pain, painful menstruation, and pain during sex. These symptoms can vary in presence and intensity, and the condition is discussed in relation to interventions intended to address them.
Endometriosis is classified as a hormonal condition, providing a focused starting point for exploring the topic.
This list shows research findings, not treatments. Nothing here replaces medical care. If you have this condition, talk to a doctor.
What may help
What studies found for each option, best evidence first.
5 options:1 some evidence3 not enough evidence1 not tested in people
AcupuncturepracticeSome evidence it helpsSize of effect: Not known
Some human studies found a benefit. More research could change this.
All 2 studies with a clear result found a benefit.
A meta-analysis of 9 randomized trials found reduced VAS pain and improved clinical response rates. Another meta-analysis of 16 randomized trials found improvements in pain and clinical efficacy compared with Chinese herbal medicine alone.
Open the Acupuncture pageRed Light Therapy (Photobiomodulation)practiceNot enough evidence
Too few or too small studies to know if it works.
The one study found a benefit.
A review noted a benefit from a single trial; it did not provide further details of the outcome.
Open the Red Light Therapy (Photobiomodulation) pageHatha YogapracticeNot enough evidence
Too few or too small studies to know if it works.
The one study found a benefit.
A 2017 randomized trial in 40 people with endometriosis found lower daily pain in the yoga group than in the control group.
Open the Hatha Yoga pageSwedish (Classic) MassagepracticeNot enough evidence
Too few or too small studies to know if it works.
The one study found a benefit.
An RCT involving 44 people with endometriosis reported improvements in dysmenorrhea, pain during sex, and pain interference with sleep. The finding concerns these symptoms rather than endometriosis itself.
Open the Swedish (Classic) Massage pageHigh-Intensity Interval Training (HIIT)practiceNot tested in people
Only tested in animals, cells or theory. Results like these often do not carry over to people.
The one study found a benefit.
In a 2025 rat model of endometriosis, HIIT combined with PTX reduced lesion volume, hs-CRP, TC, and TG compared with control, while HIIT alone did not significantly improve these markers.
Open the High-Intensity Interval Training (HIIT) page
The expert view shows every study, dose protocol and source.
What may help
Interventions recorded as helping with this condition5 listedMost likely to help, from the evidence we have
- →PracticesAcupunctureCertaintyMediumSourceRCT
A meta-analysis of 9 randomized trials found reduced VAS pain and improved clinical response rates. Another meta-analysis of 16 randomized trials found improvements in pain and clinical efficacy compared with Chinese herbal medicine alone.
Who was studied
- People with a condition
- Dysmenorrhea
- Endometriosis
Open AcupunctureStudy result
Meta-analysis of 9 RCTs showing significant reduction in VAS pain and improved clinical response rates.
Low probability(4)
- →PracticesRed Light Therapy (Photobiomodulation)CertaintyLowSourceRCT
A review noted a benefit from a single trial; it did not provide further details of the outcome.
Who was studied
- People with a condition
- Back Pain
- Coronary Artery Disease
- Covid 19
- Endometriosis
- Mild Cognitive Impairment
- Obesity
- +2 more
Open Red Light Therapy (Photobiomodulation)Study result
Single-trial benefit noted in the review
- →PracticesHatha YogaCertaintyLowSourceClinical
A 2017 randomized trial in 40 people with endometriosis found lower daily pain in the yoga group than in the control group.
Who was studied
- People with a condition
- Endometriosis
Open Hatha YogaStudy result
Yoga group had lower daily pain than control in this RCT
- →PracticesSwedish (Classic) MassageCertaintyLowSourceClinical
An RCT involving 44 people with endometriosis reported improvements in dysmenorrhea, pain during sex, and pain interference with sleep. The finding concerns these symptoms rather than endometriosis itself.
Who was studied
- People with a condition
- Endometriosis
Open Swedish (Classic) MassageStudy result
RCT showing significant improvements in dysmenorrhea, dyspareunia, and pain interference with sleep
- →PracticesHigh-Intensity Interval Training (HIIT)CertaintyLowSourceAnimal research
In a 2025 rat model of endometriosis, HIIT combined with PTX reduced lesion volume, hs-CRP, TC, and TG compared with control, while HIIT alone did not significantly improve these markers.
Who was studied
- People with a condition
- Endometriosis
Open High-Intensity Interval Training (HIIT)Study result
In a rat model of endometriosis, HIIT combined with PTX significantly reduced lesion volume, hs-CRP, TC, and TG compared to control. HIIT alone did not significantly improve these markers.
What to avoid
Interventions recorded as making it worseNothing in this library is currently recorded as making Endometriosis worse. Coverage is partial, and absence here is not evidence of safety.
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
Endometriosis is a hormonal condition associated with symptoms such as pelvic pain, back pain, painful menstruation, and pain during sex. These symptoms can vary in presence and intensity, and the condition is discussed in relation to interventions intended to address them. Information about supplements should be interpreted cautiously, and people with a medical condition should consult a clinician.
Evidence-backed options
The options associated with endometriosis have been studied for different outcomes, so they should not be treated as interchangeable. Reported findings include changes in pelvic pain, back pain, dyspareunia, and dysmenorrhea, while other research has focused on endometriotic lesion size, angiogenesis, or systemic oxidative stress. The evidence for curcumin also remains preliminary, with further human research needed to clarify its potential role.
The available findings provide limited information about how quickly effects may appear. A clinical study of garlic used tablets for twelve weeks, while a trial of melatonin used 20 mg orally at bedtime during two menstrual cycles/two months. The melatonin trial did not show a better analgesic effect than placebo, illustrating that a studied option may not improve pain in the tested setting. No specific onset timing is reported for the other options.
Overall, the evidence is thin across these options, even where findings are favorable, and it does not establish a broadly effective approach for endometriosis. Results may also differ according to whether the goal is symptom relief or changes in disease-related features. Zinc’s role remains unclear, and further research is needed across several options. Anyone considering these options for a medical condition should discuss them with a clinician.
What to avoid
Endometriosis is hormone-sensitive, so supplements with estrogenic or hormone-modulating activity are flagged for caution. American Ginseng extracts and some ginsenosides show estrogenic activity in preclinical systems, although the clinical significance is uncertain. Horny Goat Weed (Epimedium) contains phytoestrogenic constituents that may stimulate estrogen-responsive endometriotic tissue. Maca Root extracts may also have estrogen-like activity, but their relevance in humans is uncertain. Resveratrol exhibits estrogenic activity as a phytoestrogen, which could potentially exacerbate an estrogen-sensitive condition.
Tribulus Terrestris is included because its hormonal modulation could potentially affect disease progression in endometriosis. These rationales describe theoretical or preclinical concerns rather than established effects in people, and the clinical significance is uncertain for some of them. Anyone with endometriosis can discuss the relevance of these supplements with a clinician, particularly when considering products with estrogenic or hormone-modulating properties.