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Head-to-head evidence comparison — which supplement is right for you?
Zinc wins 2 of 3 categories. Both are solid choices — the best pick depends on your specific goals.
Verdict
Mostly mechanism / observational
Top outcomes
Verdict
Likely helps
21 of 26 studies with measurable effects showed benefit.
Top outcomes
1000mg MPFF daily (900mg diosmin + 100mg hesperidin); acute hemorrhoid protocols use higher short-term doses
with-meals
MPFF (micronized diosmin + hesperidin)
15-30mg daily
With meals
Zinc picolinate or zinc citrate
2-8 weeks
2-8 weeks
Days-weeks
2-4 weeks
2-4 weeks
4-8 weeks
Immediate
Efficacy of micronized purified flavonoid fraction (Daflon(R)) on improving individual symptoms, signs and quality of life in patients with chronic venous disease: a systematic review and meta-analysis of randomized double-blind placebo-controlled trials.
Int Angiol (2018) · Meta analysis
MPFF improved leg symptoms, edema, and quality of life in chronic venous disease
Phlebotonics for venous insufficiency.
Cochrane Database Syst Rev (2020) · Meta analysis
Cochrane: phlebotonics probably reduce edema (moderate-certainty evidence)
Phlebotonics for haemorrhoids.
Cochrane Database Syst Rev (2012) · Meta analysis
Phlebotonics improved hemorrhoid symptoms (bleeding, itching, discharge)
Efficacy of Zinc Supplementation in the Management of Primary Dysmenorrhea: A Systematic Review and Meta-Analysis
Nutrients (2024) · Meta analysis · n=739
Zinc supplementation significantly reduced pain severity compared to placebo (Hedges's g = -1.541; 95% CI: -2.268 to -0.814; p < 0.001), representing a clinically meaningful reduction in pain.
Effects of Daily Zinc Alone or in Combination with Other Nutrient Supplements on the Risk of Malaria Parasitaemia: A Systematic Review and Meta-Analysis of Randomised Controlled Trials
Nutrients (2023) · Meta analysis · n=1339
The effect sizes, represented as risk ratios (RRs) with 95% confidence intervals (CIs), were standardised by transforming them into log RRs and then pooling them using a fixed-effects or random-effects model depending on the heterogeneity across studies.
Prevalence of Zinc Deficiency in Inflammatory Bowel Disease: A Systematic Review and Meta-Analysis
Nutrients (2022) · Meta analysis · n=806
Pooled analyses by the IBD subgroup showed a total population of 1677 with CD, for an overall mean zinc deficiency prevalence of 54% and 95% confidence intervals (CI) ranging from 0.51 to 0.56, versus 41% (95%CI 0.38-0.45) in the UC population (n = 806).
Based on meta-analyses showing reduced respiratory tract infections and improved immune markers (CD3/CD4). Effects primarily in deficient individuals. Take with food to reduce nausea risk.
AI-estimated from published studies. Interpret as directional guidance.
Zinc has a higher evidence score (8.5/10 vs 7/10) and wins in 2 of 3 categories.
No known interactions between Diosmin and Zinc have been documented in our database. However, always consult a healthcare provider before combining supplements.