Skin
Psoriasis
Psoriasis is a skin condition involving inflammation and changes in symptom severity. It is the condition itself, rather than a general measure of skin health or a response to one particular product.
Psoriasis is a skin condition. Explore a concise overview of this 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
None of these options has good evidence yet. Best evidence first.
1 option:1 mixed
Cupping TherapypracticeMixed resultsSize of effect: Not known
Studies disagree: some found a benefit, others found none. Do not count on it.
2 of 3 studies found a benefit; 1 found none.
A 2020 meta-analysis of 16 randomized controlled trials reported improved PASI scores and recurrence rates with moving cupping. A 2021 review also reported statistically significant pooled treatment effects.
Open the Cupping Therapy page
The expert view shows every study, dose protocol and source.
What may help
Interventions recorded as helping with this condition1 listedMost likely to help, from the evidence we have
- →PracticesCupping TherapyCertaintyMediumSourceRCT
A 2020 meta-analysis of 16 randomized controlled trials reported improved PASI scores and recurrence rates with moving cupping. A 2021 review also reported statistically significant pooled treatment effects.
Who was studied
- People with a condition
- Ankylosing Spondylitis
- Chronic Urticaria
- Gout
- Herpes Zoster
- Hypertension
- Migraine
- +6 more
Open Cupping TherapyStudy result
Meta-analysis of 16 RCTs showing significant improvement in PASI scores and recurrence rates with moving cupping therapy.
What to avoid
Interventions recorded as making it worseNothing in this library is currently recorded as making Psoriasis 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
Psoriasis is a skin condition involving inflammation and changes in symptom severity. It is the condition itself, rather than a general measure of skin health or a response to one particular product. Options discussed in relation to psoriasis include Astragalus, CBD (Cannabidiol), Curcumin, and Flaxseed Oil, with findings focused on outcomes such as inflammation or severity. Because psoriasis is a medical condition, symptoms and options are best discussed with a clinician.
Evidence-backed options
The options associated with Psoriasis span topical preparations, oils, and other supplements. The findings are largely framed around inflammation-related pathways, including reduced production of pro-inflammatory interleukins, inhibition of NF-κB, reduced skin inflammation, and restraint of keratinocyte proliferation. These proposed mechanisms do not establish that an option will improve Psoriasis for every person.
CBD was studied in topical forms, including a CBD-enriched ointment and a shampoo containing 0.075% CBD, with reported changes in psoriasis severity or scalp inflammation. The information provided does not specify how long these products were used or how quickly effects appeared. Flaxseed Oil has clinical evidence described as supporting possible amelioration of psoriasis vulgaris, but its duration and onset are not given.
The evidence is limited overall: most options are supported by reviews, while Flaxseed Oil is supported by clinical evidence. The populations and health statuses studied are often not specified, so applicability to a particular person is uncertain. Omega-3 illustrates why the findings require careful interpretation: although it appears among options associated with Psoriasis, the stated conclusion is that current evidence does not support fish oil supplements for treating it. Durations, doses, and time to response are not provided here, and the evidence should not be treated as a substitute for clinical evaluation.