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Head-to-head evidence comparison — which supplement is right for you?
Saffron wins 2 of 3 categories. Both are solid choices — the best pick depends on your specific goals.
Verdict
Probably helps
7 of 12 studies with measurable effects showed benefit.
Top outcomes
Verdict
Likely helps
7 of 8 studies with measurable effects showed benefit.
Top outcomes
2-4g daily for PCOS; up to 12-18g for anxiety
Divided doses with meals, Morning and evening
Myo-inositol powder
28-30mg daily
Morning or split AM/PM
Affron® standardized extract
3-6 months
4-6 weeks
2-3 months
Initial use or high doses
4-8 weeks
4-8 weeks
2 menstrual cycles
Antenatal dietary supplementation with myo-inositol for preventing gestational diabetes
The Cochrane database of systematic reviews (2023) · Meta analysis · n=1319
For the primary neonatal outcomes, only one study measured the risk of a large-for-gestational-age infant and found myo-inositol was associated with both appreciable benefit and harm (RR 1.40, 95% CI 0.65 to 3.02; 1 study, 234 infants; low-certainty evidence).
Inositol Nutritional Supplementation for the Prevention of Gestational Diabetes Mellitus: A Systematic Review and Meta-Analysis of Randomized Controlled Trials
Nutrients (2022) · Meta analysis · n=1321
Pooled results were expressed as relative risk (RR) or mean difference (MD) with a 95% confidence interval (95% CI).
Short period-administration of myo-inositol and metformin on hormonal and glycolipid profiles in patients with polycystic ovary syndrome: a systematic review and updated meta-analysis of randomized controlled trials
European review for medical and pharmacological sciences (2022) · Meta analysis · n=612
Compared with metformin, the suitable supplemental dosage of myo-ins may be helpful in lowering levels of TG and avoiding adverse events (AEs).
Comparative efficacy and tolerability of nutraceuticals for depressive disorder: A systematic review and network meta-analysis
Psychological medicine (2025) · Meta analysis · n=17437
Adjunctive nutraceuticals consistently showed better efficacy than antidepressants (ADT) alone in outcomes including SMD, remission, and response.
Systematic Review and Network Meta-Analysis of the Effects of Plant Extracts on Cognitive Function and Quality of Life in Stroke Patients
Phytotherapy research : PTR (2025) · Meta analysis
John's Wort extract (SUCRA 71.2%) was the most effective in reducing NIHSS scores, Berberine (SUCRA 84.1%) was most effective in reducing mRS scores, and St.
New horizons for the study of saffron (Crocus sativus L.) and its active ingredients in the management of neurological and psychiatric disorders: A systematic review of clinical evidence and mechanisms
Phytotherapy research : PTR (2024) · Systematic review
A random-effects or fixed-effects model was used to calculate the pooled effect sizes.
Based on multiple meta-analyses showing improved menstrual regularity and ovulation in PCOS. Evidence quality varies across studies with some showing minimal differences vs placebo. 4g daily most commonly studied dose.
Based on meta-analysis of 11 RCTs (n=531) showing significant antidepressant effects vs placebo with large effect size (Hedges g = 0.99). 30mg daily was most commonly effective dose. Conservative effectiveness estimates given study heterogeneity and modest sample sizes in individual trials.
AI-estimated from published studies. Interpret as directional guidance.
Saffron has a higher evidence score (7.5/10 vs 7/10) and wins in 2 of 3 categories.
For fertility support, Myo-Inositol has a higher relevance score (92 vs 65).
No known interactions between Myo-Inositol and Saffron have been documented in our database. However, always consult a healthcare provider before combining supplements.