Does ashwagandha help with inflammation, arthritis or lupus? What the research does and doesn't show

The evidence doesn't support ashwagandha as a treatment for inflammation, arthritis or lupus. The few trials that measured an inflammation marker found no significant advantage over placebo, and for autoimmune conditions specifically, ashwagandha's immune-stimulating activity in lab research is a reason for caution, not a reason to expect a benefit.

What the evidence doesn't support

It doesn't support ashwagandha, in any form, as a treatment for inflammation generally, or for arthritis, rheumatoid arthritis or lupus specifically. It also doesn't support the idea that ashwagandha is a safe add-on for an autoimmune condition without a doctor's input — the opposite caution applies, and it's explained below.

What the trials found

A 2018 randomized, double-blind, placebo-controlled trial added a 1,000 mg/day ashwagandha extract, or placebo, to antipsychotic medication in 66 adults with schizophrenia experiencing a symptom flare, over 12 weeks. The extract group improved significantly on psychiatric symptom scores and perceived stress. The trial also tracked C-reactive protein and S100B, two markers connected to inflammation — both declined more in the extract group, but neither difference reached statistical significance versus placebo. That's a real trial that looked directly at an inflammation marker and came up short of a clear result.

A 2025 network meta-analysis pooled 36 randomized trials (3,285 people) comparing different botanical extracts for knee osteoarthritis. An ashwagandha extract showed a significant improvement on one specific sub-score — joint stiffness — but not on the broader pain or function scores that make up the rest of the standard osteoarthritis questionnaire. A different botanical, not ashwagandha, ranked above it overall in that analysis.

No trial testing ashwagandha in people with lupus or rheumatoid arthritis specifically was found for this page. The two results above — a non-significant CRP trend in schizophrenia, and one positive sub-score out of several in osteoarthritis — are the closest available evidence to a general inflammation claim, and neither supports one.

Why autoimmune conditions get a caution, not a benefit claim

Ashwagandha has shown immune-stimulating activity in laboratory research — the opposite direction from what's usually wanted in an autoimmune condition like lupus or rheumatoid arthritis, where the immune system is already overactive against the body's own tissue, and treatment often includes immune-suppressing medication. A supplement that stimulates immune activity could, in theory, work against that treatment. No dedicated human trial has tested this interaction directly, which is exactly why it's a caution rather than a settled fact in either direction: anyone with lupus, rheumatoid arthritis or another autoimmune condition, or anyone on immune-suppressing medication, should ask a doctor before taking ashwagandha in any form.

Questions people ask

Does ashwagandha help with inflammation?

The trials that measured an inflammation marker directly found no statistically significant advantage over placebo. There's no trial-backed basis for a general inflammation claim.

Is ashwagandha good for arthritis?

One large network meta-analysis found an ashwagandha extract improved a stiffness sub-score in knee osteoarthritis, but not pain or function, and it wasn't the top-ranked option among the botanicals compared. That's a narrow, partial result, not a general arthritis benefit.

Can I take ashwagandha if I have lupus or rheumatoid arthritis?

Ask a doctor first. No trial tested ashwagandha in people with lupus, and ashwagandha's immune-stimulating activity in lab research is a specific reason for caution in an autoimmune condition, not a reason to expect a benefit.

When to talk to a doctor

Ashwagandha is not a treatment for inflammation, arthritis or lupus. If you have an autoimmune condition, take immune-suppressing medication, or are managing joint pain with a doctor's care, ask before adding ashwagandha in any form — the caution above about immune activity applies specifically to that situation.

Related reading: ashwagandha benefits: what the research does and doesn't show, ashwagandha and medications: what to check, and who shouldn't take ashwagandha.