# Plantago major

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/plantago-major
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-03-19
**Evidence Score:** 6 / 10
**Category:** European
**Also Known As:** Plantago major, broadleaf plantain, greater plantain, common plantain, white man's footprint, waybread, ribwort, soldier's herb

## Overview

Plantago major contains mucilage polysaccharides and iridoid glycosides like aucubin that provide [anti-inflammatory](/ingredients/condition/inflammation) and wound healing properties. The mucilage forms protective barriers on damaged tissues while aucubin inhibits inflammatory mediators.

## Health Benefits

• Wound healing and pressure ulcer resolution - RCT (n=130) showed topical formulation significantly improved stage 1 pressure ulcers vs. control over 14 days (strong evidence)
• Ulcerative colitis symptom relief - RCT (n=51) found 3600 mg/day roasted seeds reduced abdominal tenderness, reflux, and pain over 8 weeks (moderate evidence)
• Acute bronchitis improvement - RCT (n=80) demonstrated 30 ml/day syrup lowered Bronchitis Severity Scale scores and improved quality of life after 10 days (strong evidence)
• Diabetic nephropathy management - RCT (n=60) showed 20 g/day seed powder with losartan reduced proteinuria from 165 to 136 mg over 60 days (moderate evidence)
• Non-alcoholic fatty liver disease (NAFLD) support - RCT (n=63) found 4 g/day seeds reduced ALT, AST, and triglycerides over 12 weeks (moderate evidence)

## Mechanism of Action

Plantago major's mucilage polysaccharides form protective hydrogels on wound surfaces, promoting epithelial cell migration and [collagen synthesis](/ingredients/condition/skin-health). The iridoid glycoside aucubin inhibits nuclear factor-kappa B (NF-κB) signaling, reducing [pro-inflammatory cytokine](/ingredients/condition/inflammation) production. Additional compounds like plantamajoside modulate prostaglandin E2 synthesis through cyclooxygenase pathway inhibition.

## Clinical Summary

A randomized controlled trial (n=130) demonstrated that topical Plantago major formulations significantly improved stage 1 pressure ulcer healing versus control over 14 days, showing strong evidence for wound healing applications. For [digestive health](/ingredients/condition/gut-health), an RCT (n=51) found 3600 mg daily of roasted seeds reduced abdominal tenderness and reflux symptoms in ulcerative colitis patients. However, the digestive study appears incomplete in available data, and more robust trials are needed to fully establish internal use benefits. Current evidence is strongest for topical wound healing applications.

## Nutritional Profile

Plantago major leaves (per 100 g fresh weight, approximate values): Water 80–85 g; Protein 2.0–2.5 g; Total dietary fiber 3.0–4.5 g (including mucilage polysaccharides such as rhamnogalacturonan and glucomannan); Fat 0.3–0.5 g; Carbohydrates 8–12 g; Ash 2.0–2.5 g. Minerals: Calcium 180–250 mg, Potassium 250–350 mg, Magnesium 20–50 mg, Iron 1.2–3.5 mg, Zinc 0.5–1.5 mg, Manganese 0.3–0.8 mg, Phosphorus 40–60 mg, Sodium 5–16 mg. Vitamins: Vitamin C (ascorbic acid) 8–33 mg, Vitamin A (as beta-carotene equivalent) 250–450 µg RAE, Vitamin K ~150–200 µg, small amounts of B-vitamins including thiamine (~0.05 mg), riboflavin (~0.1 mg), and niacin (~0.6 mg). Key bioactive compounds: Iridoid glycosides — aucubin (0.3–1.5% dry weight) and catalpol (0.3–1.0% dry weight), which possess [anti-inflammatory](/ingredients/condition/inflammation) and [antimicrobial](/ingredients/condition/immune-support) properties; bioavailability of aucubin is moderate orally, with hepatic conversion to the active aglycone aucubigenin. Phenylpropanoid glycosides — acteoside (verbascoside, 0.5–3.5% dry weight) and plantamajoside (0.2–1.5% dry weight), potent [antioxidant](/ingredients/condition/antioxidant)s with moderate oral bioavailability limited by ester hydrolysis in the gut. Flavonoids — luteolin, apigenin, and their 7-O-glucosides (total flavonoids ~0.2–0.8% dry weight); luteolin bioavailability is enhanced by glycoside hydrolysis in the intestine. Mucilage polysaccharides (in seeds/husks 10–20% dry weight; in leaves ~2–6% dry weight) — primarily composed of xylose, galacturonic acid, rhamnose, and arabinose residues; act as soluble fiber, not absorbed but fermented by colonic microbiota to produce short-chain fatty acids. Tannins 1–3% dry weight. Organic acids: chlorogenic acid (~0.1–0.4% dry weight), caffeic acid, and fumaric acid. Triterpenes including oleanolic acid and ursolic acid (~0.1–0.5% dry weight). Fatty acid profile of seeds includes alpha-linolenic acid (ALA, omega-3) at approximately 15–25% of seed oil, and linoleic acid (omega-6) at 10–20% of seed oil. Bioavailability notes: The iridoid glycosides require enzymatic activation (beta-glucosidase) for full biological activity; mucilage can slow gastric emptying, potentially affecting absorption kinetics of co-ingested nutrients and drugs; polyphenols (acteoside, plantamajoside) undergo significant first-pass [metabolism](/ingredients/condition/weight-management) and phase II conjugation, reducing systemic bioavailability but potentially providing local gastrointestinal antioxidant effects; mineral bioavailability may be modestly reduced by tannin and oxalate content.

## Dosage & Preparation

Topical: Ointment/cream applied daily (standardized to quercetin 1.88 mg/100g) for 14 days. Oral seeds: 3600 mg/day for ulcerative colitis (8 weeks); 20 g/day for diabetic nephropathy (60 days); 4 g/day for NAFLD (12 weeks). Syrup: 30 ml/day for acute bronchitis (10 days). Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

Plantago major is generally well-tolerated with minimal reported side effects in clinical studies. Oral consumption may delay absorption of other medications due to mucilage content, so timing separation of 1-2 hours is recommended. Individuals with known allergies to plantain or other Plantaginaceae family plants should avoid use. Pregnancy and breastfeeding safety data is limited, warranting caution during these periods.

## Scientific Research

Multiple randomized controlled trials demonstrate Plantago major's clinical efficacy, including studies on pressure ulcers (PMID: 33548748), ulcerative colitis (PMID: 34265576), acute bronchitis (PMID: 39359439), diabetic nephropathy (PMID: 38797623), and NAFLD (n=74). A quasi-experimental study also showed comparable healing to conventional treatment for second-degree burns (PMIDs: 35966146, 9359829), though no meta-analyses of human RCTs were identified.

## Historical & Cultural Context

Plantago major has been used globally in traditional medicine for millennia, including in European, Persian, Ayurvedic, and Indigenous systems for wounds, ulcers, respiratory issues (cough, bronchitis), [inflammation](/ingredients/condition/inflammation), and gastrointestinal disorders. Local Iranian traditional use for pressure ulcers and lesions has been validated through modern clinical research.

## Synergistic Combinations

Quercetin, Slippery Elm, Marshmallow Root, Licorice Root, Aloe Vera

## Frequently Asked Questions

### What is the effective dosage of plantago major for digestive issues?

Clinical studies used 3600 mg daily of roasted plantago major seeds for ulcerative colitis symptoms. This dosage showed reduction in abdominal tenderness and reflux over the study period, though more research is needed to establish optimal dosing protocols.

### How long does plantago major take to heal wounds?

In clinical trials, topical plantago major formulations showed significant improvement in stage 1 pressure ulcers within 14 days compared to control treatments. Individual healing times may vary based on wound severity and overall health status.

### Can plantago major interact with prescription medications?

The mucilage in plantago major may delay absorption of oral medications by forming gel-like barriers in the digestive tract. It's recommended to take other medications 1-2 hours before or after plantago major to avoid potential absorption issues.

### What compounds in plantago major provide the healing benefits?

The primary active compounds are mucilage polysaccharides for wound protection and barrier formation, and aucubin, an iridoid glycoside with anti-inflammatory properties. Plantamajoside also contributes by modulating inflammatory prostaglandin pathways.

### Is plantago major safe during pregnancy and breastfeeding?

Safety data for plantago major use during pregnancy and breastfeeding is limited in current research. Due to insufficient safety information, pregnant and nursing women should consult healthcare providers before using plantago major supplements or preparations.

### What is the most effective form of plantago major for digestive versus wound healing applications?

Roasted seeds at 3600 mg/day have shown clinical efficacy for digestive symptoms like abdominal pain and reflux in ulcerative colitis, while topical formulations (creams or poultices) are more appropriate for wound healing and pressure ulcers based on RCT evidence. The form selection depends on your specific health goal—oral supplements for internal GI support and external applications for skin conditions. Both forms leverage the plant's bioactive compounds but deliver them through different routes of administration.

### Which groups of people benefit most from plantago major supplementation?

Individuals with ulcerative colitis or irritable bowel symptoms may benefit from oral plantago major seeds, while those with pressure ulcers, slow-healing wounds, or minor skin injuries are candidates for topical application. People with mild acute bronchitis have also shown improvement with plantago major in clinical trials. Those with normal digestive health or intact skin have less evidence supporting supplementation use.

### How strong is the clinical evidence supporting plantago major for its various health claims?

Strong evidence supports topical plantago major for stage 1 pressure ulcer improvement (RCT, n=130), while moderate evidence supports oral roasted seeds at 3600 mg/day for ulcerative colitis symptom relief (RCT, n=51). Emerging evidence suggests benefit for acute bronchitis, though more research is needed to establish optimal dosing and long-term safety profiles. The strongest data exists for wound healing and GI inflammatory conditions rather than other commonly claimed uses.

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*Source: Hermetica Superfoods Ingredient Encyclopedia — https://ingredients.hermeticasuperfoods.com*
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