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Head-to-head evidence comparison — which supplement is right for you?
Pine Bark Extract and Spearmint are closely matched across evidence, studies, and safety.
Verdict
Likely helps
13 of 16 studies with measurable effects showed benefit.
Top outcomes
Verdict
Mostly mechanism / observational
Top outcomes
100-200mg daily
Morning with food, Can be divided into two doses
Pycnogenol (standardized extract)
900 mg/day of standardized spearmint extract (or 2 cups of spearmint herbal tea daily)
Morning with breakfast, Evening with dinner (split dosing mirrors clinical trial protocols)
Standardized aqueous extract (high-rosmarinic acid)
4-8 weeks
6-12 weeks
4-8 weeks
Initial use
2–4 weeks
4–12 weeks
4–8 weeks
8–16 weeks
Phlebotonics for venous insufficiency
The Cochrane database of systematic reviews (2020) · Meta analysis · n=7690
Pooled data suggest that phlebotonics probably increase adverse events slightly, compared to placebo (RR 1.14, 95% CI 1.02 to 1.27; 37 studies; 5789 participants; moderate-certainty evidence).
Pine bark (Pinus spp.) extract for treating chronic disorders
The Cochrane database of systematic reviews (2020) · Meta analysis · n=1641
In a mixed group of participants with type 1 and type 2 DM we do not know whether pine bark extract decreases HbA1c (MD -0.20 %, 95% CI -1.83 to 1.43; one study; 67 participants; very low-certainty evidence).
Effect of pycnogenol supplementation on blood pressure: A systematic review and meta-analysis of clinical trials
Phytotherapy research : PTR (2020) · Meta analysis · n=922
Pooled analysis suggested that pycnogenol supplementation can reduced systolic blood pressure (SBP) of (-3.22 mmHg; 95% CI [-5.52, -0.92]) and diastolic blood pressure (DBP; -1.91 mmHg; 95% CI [-3.64, -0.18]).
An evidence-based systematic review of spearmint by the natural standard research collaboration.
Journal of dietary supplements (2010) · Systematic review
Spearmint (Mentha spicata) has demonstrated anti-androgenic, antimicrobial, and antioxidant properties in available literature.
A systematic review of the efficacy of alternative medicine in the treatment of nausea and vomiting of pregnancy.
Journal of obstetrics and gynaecology : the journal of the Institute of Obstetrics and Gynaecology (2020) · Systematic review
Spearmint syrup was identified as one of several herbal alternatives showing efficacy for mild-to-moderate pregnancy nausea and vomiting.
Spearmint herbal tea has significant anti-androgen effects in polycystic ovarian syndrome. A randomized controlled trial.
Phytotherapy research : PTR (2010) · Rct · n=42
Forty-one of 42 patients completed this 30-day RCT comparing spearmint tea twice daily to placebo herbal tea.
Based on meta-analyses showing modest reductions in systolic (-3.22 mmHg) and diastolic (-1.91 mmHg) blood pressure. Effects are clinically small and studies show heterogeneity.
Based on 2 RCTs in women with PCOS/hirsutism. Tea form equivalent to ~400-600mg extract. Effects specific to women; men should avoid chronic high-dose use.
AI-estimated from published studies. Interpret as directional guidance.
Both Pine Bark Extract and Spearmint are closely matched — the best choice depends on your specific health goals.
For estrogen & progesterone balance, Spearmint has a higher relevance score (88 vs 70).
No known interactions between Pine Bark Extract and Spearmint have been documented in our database. However, always consult a healthcare provider before combining supplements.