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Head-to-head evidence comparison — which supplement is right for you?
Red Clover wins 2 of 3 categories. Both are solid choices — the best pick depends on your specific goals.
Verdict
Probably helps
4 of 8 studies with measurable effects showed benefit.
Top outcomes
Verdict
Likely helps
13 of 15 studies with measurable effects showed benefit.
Top outcomes
Shared outcomes (1)
Outcomes where both Andrographis and Red Clover have evidence — compare verdict strength side-by-side.
400mg extract (standardized to 10-30% andrographolides), 3x daily for acute use
At first sign of cold symptoms, With meals
Standardized extract (10-30% andrographolides)
40-80mg isoflavones daily
With meals, Consistent daily timing
Standardized extract (40mg isoflavones per dose)
2-5 days
2-5 days
2-5 days
4-12 weeks
6-12 months
8-12 weeks
Ongoing
Herbal Medicines for the Treatment of Active Ulcerative Colitis: A Systematic Review and Meta-Analysis
Nutrients (2024) · Meta analysis
In pooled analyses, when compared with placebo, clinical response rates were significantly higher for Indigo naturalis (IN) (RR 3.70, 95% CI 1.97-6.95), but not for Curcuma longa (CL) (RR 1.60, 95% CI 0.99-2.58) or Andrographis paniculata (AP) (RR 0.95, 95% CI 0.71-1.26).
Safety of Andrographis paniculata: A systematic review and meta-analysis
Pharmacoepidemiology and drug safety (2021) · Meta analysis · n=1000
Incidence of serious AEs was very rare with the pooled incidence (95% CI) from RCTs of 0.02 per 1000 patients (0.0-0.5).
A double-blind, randomized, placebo-controlled study to assess the efficacy of Andrographis paniculata standardized extract (ParActin®) on pain reduction in subjects with knee osteoarthritis
Phytotherapy research : PTR (2019) · Rct · n=103
Patients treated with 300 or 600 mg/day of ParActin® showed a significant reduction in pain at days 28, 56, and 84 compared with a placebo group.
The effectiveness of nutritional supplements in improving polycystic ovary syndrome in women: a systematic review and network meta-analysis
Reproductive biology and endocrinology : RB&E (2025) · Meta analysis · n=5501
Inositol significantly decreased total cholesterol and triglyceride levels, while curcumin was most effective in improving low-density and high-density lipoprotein cholesterol levels.
Role of Phytoestrogen-Rich Bioactive Substances (Linum usitatissimum L., Glycine max L., Trifolium pratense L.) in Cardiovascular Disease Prevention in Postmenopausal Women: A Systematic Review and Meta-Analysis
Nutrients (2022) · Meta analysis
The effect of soy protein on the lipid profile showed a significant decrease in TC levels: WMD = -0.15; 95% CI: -0.25-0.05; p = 0.0048, LDL-C levels: WMD = -0.15; 95% CI: -0.25-0.05; p = 0.0067, as well as a significant increase in HDL-C levels: WMD = 0.05; 95% CI: 0.02-0.08; p = 0.0034.
Neither soy nor isoflavone intake affects male reproductive hormones: An expanded and updated meta-analysis of clinical studies
Reproductive toxicology (Elmsford, N.Y.) (2021) · Meta analysis · n=752
Sub-analysis of the data according to isoflavone dose and study duration also showed no effect.
Based on RCT showing significant improvement in cough (SMD -0.39) and sore throat symptoms. Conservative effectiveness estimates due to moderate effect sizes in meta-analysis of respiratory infections.
Based on meta-analysis showing statistically moderate reduction in daily hot flash frequency. Effect size is modest and individual response varies significantly.
AI-estimated from published studies. Interpret as directional guidance.
Red Clover has a higher evidence score (7.5/10 vs 7/10) and wins in 2 of 3 categories.
For reduce inflammation, Andrographis has a higher relevance score (70 vs 55).
No known interactions between Andrographis and Red Clover have been documented in our database. However, always consult a healthcare provider before combining supplements.