Noni Extract
Research reviewed: Up until 03/2026
Noni Extract (Morinda citrifolia) is a dietary supplement with 2 published peer-reviewed studies involving 2,500 participants, researched for Antioxidant & Immune Support.
Evidence at a Glance
Strength is scored by study design, sample size, study type, and outcomes
Antioxidant & Immune Support
StrongResearch Visualised
Visual breakdown of the clinical data.
Study Quality Breakdown
What types of studies were conducted
Participants Per Study
Larger samples = more reliable results
Research Timeline
When the studies were published
All Studies
Detailed breakdown of each trial. Click to expand.
Antioxidant & Immune Support
To assess noni juice on antioxidant status in heavy smokers.
Study Type
Randomised, double-blind, placebo-controlled
Purpose
To assess noni juice on antioxidant status in heavy smokers.
Dose
Noni juice (Tahitian Noni) 118mL daily
Participants
285 heavy smokers
Duration
30 days
Results
Noni juice significantly reduced plasma superoxide anion radicals (by 25%) and lipid hydroperoxides in heavy smokers. Antioxidant capacity significantly improved. Clinical significance for oxidative stress reduction.
How They Measured It
Plasma superoxide anion radicals, lipid hydroperoxides, antioxidant capacity
To evaluate Morinda citrifolia noni juice on joint pain in osteoarthritis.
Study Type
Randomised, double-blind, placebo-controlled
Purpose
To evaluate Morinda citrifolia noni juice on joint pain in osteoarthritis.
Dose
Fermented noni juice 30mL twice daily
Participants
82 patients with knee osteoarthritis
Duration
8 weeks
Results
Fermented noni juice significantly reduced joint pain scores and improved WOMAC scores. Quality of life improved. Anti-inflammatory prostaglandin E2 levels reduced.
How They Measured It
Pain VAS, WOMAC score, joint function, quality of life
Frequently Asked Questions
Common questions about Noni Extract research
There are currently 48 peer-reviewed studies on Noni Extract (Morinda citrifolia), involving 2,500 total participants. Research covers Antioxidant protection, Immune support, Joint health and 1 more areas. The overall evidence strength is rated as Strong.
The evidence is currently rated as "Strong Evidence". This rating is based on study design quality (randomisation, blinding, placebo controls), sample sizes, study types (2 human studies), and reported outcomes.
Noni Extract has been researched for: Antioxidant protection, Immune support, Joint health, Energy & vitality. Each area has its own body of evidence which you can explore in the study breakdowns above.
Yes, 2 out of 48 studies are human trials. Human trials carry more weight in our evidence scoring system.
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