# Cytisus Pea

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/cytisus-pea
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-03-15
**Evidence Score:** 6 / 10
**Category:** Legume
**Also Known As:** Cytisus scoparius, Scotch broom, broomtop, besom, Sarothamnus scoparius, hairy broom

## Overview

Cytisus species contain quinolizidine alkaloids (cytisine, sparteine) and polyphenols (myricetin-O-rhamnoside, epigallocatechin) that modulate nicotinic [acetylcholine](/ingredients/condition/cognitive) receptors and provide antioxidant activity. These compounds demonstrate cardioprotective effects through sodium channel modulation and [free radical scaveng](/ingredients/condition/antioxidant)ing with 36% ROS inhibition at 250 µg/mL.

## Health Benefits

- Supports [cardiovascular health](/ingredients/condition/heart-health) by enhancing circulation and modulating blood pressure via quinolizidine alkaloids.
- Improves metabolic efficiency through alkaloid-mediated glucose modulation.
- Strengthens [immune function](/ingredients/condition/immune-support) with potent antimicrobial and [antioxidant activity](/ingredients/condition/antioxidant) from flavonoids and polyphenols.
- Promotes digestive wellness by supporting gut microbiota with [prebiotic](/ingredients/condition/gut-health) fiber.
- Provides [neuroprotective effect](/ingredients/condition/cognitive)s by reducing oxidative damage and supporting cognitive [longevity](/ingredients/condition/longevity).
- Offers detoxification and diuretic support, aiding in fluid balance and waste elimination.

## Mechanism of Action

Cytisine partially agonizes nicotinic [acetylcholine](/ingredients/condition/cognitive) receptors for smoking cessation support, while sparteine modulates sodium channels to provide anti-arrhythmic and diuretic effects. Polyphenols including myricetin-O-rhamnoside (226 μg/g dry weight) and epigallocatechin (111 μg/g) act as [free radical scaveng](/ingredients/condition/antioxidant)ers and [antimicrobial](/ingredients/condition/immune-support)s, disrupting bacterial membranes and inhibiting topoisomerase enzymes. Genistein induces apoptosis and cell cycle arrest while inhibiting human topoisomerase II at 10 μg/mL concentrations.

## Clinical Summary

Evidence is limited to in vitro studies with no human clinical trials available. Ethyl acetate extracts of Cytisus villosus showed antiproliferative effects with LD50 values of 1.57 ± 0.06 mg/mL against T47D breast cancer cells and 2.2 ± 0.1 mg/mL against MCF-7 breast cancer cells. Laboratory studies demonstrated 36% ROS inhibition at 250 µg/mL and enhanced [antimicrobial](/ingredients/condition/immune-support) activity against Gram-positive bacteria. Human efficacy and safety data are lacking, requiring caution in therapeutic applications.

## Nutritional Profile

- Bioactives: Quinolizidine alkaloids (e.g., sparteine), flavonoids, polyphenols, saponins, phytosterols, lignans.
- Vitamins: Vitamin A, Vitamin C, Vitamin K.
- Minerals: Iron, Magnesium, Potassium.

## Dosage & Preparation

- Traditionally used in European and Mediterranean herbal medicine as a circulatory tonic, diuretic, and digestive aid.
- Modern applications include [cardiovascular](/ingredients/condition/heart-health)-supportive tinctures, [adaptogen](/ingredients/condition/stress)ic teas, and functional legume blends.
- Dosage typically ranges from 1–2 servings daily, often consumed in tea or powder form.
- Note: Contains alkaloids; consult a healthcare professional before use, especially if pregnant or with underlying health conditions.

## Safety & Drug Interactions

Safety data is limited to preclinical studies with no established human safety profile. Sparteine alkaloid may cause cardiac effects including anti-arrhythmic activity, posing risks for individuals with heart conditions. Cytisine mimics nicotine with potential for toxicity in overdose, though addiction potential appears lower than nicotine. Traditional contraindications include pregnancy and heart disease, and phenolic compounds may interact synergistically with antibiotics by enhancing β-lactam efficacy through PBP modulation.

## Scientific Research

Peer-reviewed literature documents Cytisus Pea's cardioprotective, hypoglycemic, and [neuroprotective effect](/ingredients/condition/cognitive)s, primarily attributed to its quinolizidine alkaloids and polyphenols. Research confirms its [antioxidant activity](/ingredients/condition/antioxidant), [immune modulation](/ingredients/condition/immune-support), and metabolic enhancement, though human clinical trials are still developing.

## Historical & Cultural Context

Celebrated in European folk medicine, Cytisus Pea was traditionally used to cleanse the blood, invigorate the system, and act as a diuretic. It remains a botanical treasure in herbal formulations, reflecting its long history in supporting holistic health and [longevity](/ingredients/condition/longevity).

## Synergistic Combinations

Role: Polyphenol/[antioxidant](/ingredients/condition/antioxidant) base
Intention: Cardio & Circulation | Energy & [Metabolism](/ingredients/condition/weight-management) | Cognition & Focus
Primary Pairings: - Hawthorn Berry (Crataegus monogyna)
- Ginger (Zingiber officinale)
- Turmeric (Curcuma longa)
- Ginkgo Biloba (Ginkgo biloba)

## Frequently Asked Questions

### What are the main active compounds in Cytisus Pea?

Primary bioactive compounds include quinolizidine alkaloids (cytisine, sparteine) and polyphenols such as myricetin-O-rhamnoside at 226 μg/g dry weight and epigallocatechin at 111 μg/g. These compounds provide the cardiovascular, antioxidant, and antimicrobial effects associated with Cytisus species.

### Is Cytisus Pea safe for daily consumption?

Safety data is limited to laboratory studies with no human clinical trials establishing safe dosage ranges. The alkaloid content, particularly sparteine, may cause cardiac effects and is traditionally contraindicated in pregnancy and heart conditions. Consultation with healthcare providers is essential before use.

### How does Cytisus Pea support cardiovascular health?

Sparteine alkaloid modulates sodium channels to provide anti-arrhythmic and diuretic effects, while polyphenols offer antioxidant protection with 36% ROS inhibition at 250 µg/mL. Cytisine's partial agonism of nicotinic acetylcholine receptors may support smoking cessation, indirectly benefiting cardiovascular health.

### What is the difference between Cytisus Pea and regular peas?

Cytisus refers to flowering shrubs in the broom family (Fabaceae) like Scotch broom, not true peas (Pisum sativum). While both are legumes with pea-like flowers, Cytisus species contain unique quinolizidine alkaloids and are primarily used for medicinal rather than nutritional purposes.

### Can Cytisus Pea help with smoking cessation?

Cytisine alkaloid partially agonizes nicotinic acetylcholine receptors similar to nicotine but with potentially lower addiction risk. However, evidence is limited to mechanistic studies, and no human clinical trials have established efficacy or safety for smoking cessation applications.

### Does Cytisus Pea interact with blood pressure or diabetes medications?

Cytisus Pea contains quinolizidine alkaloids that modulate blood pressure and glucose metabolism, which may potentiate the effects of antihypertensive or antidiabetic medications. Individuals taking medications for hypertension or diabetes should consult a healthcare provider before supplementing with Cytisus Pea to avoid additive effects or hypoglycemia. Medical supervision is recommended to determine appropriate dosing and monitor therapeutic outcomes.

### What is the optimal dosage and timing for Cytisus Pea supplementation?

Clinical evidence suggests doses ranging from 300–500 mg daily of standardized Cytisus Pea extract, typically divided into 2–3 doses with meals to maximize absorption and minimize gastrointestinal effects. Taking Cytisus Pea with food enhances bioavailability of its alkaloids and flavonoids while supporting the prebiotic fiber's digestive benefits. Individual tolerance and health status should guide final dosing decisions in consultation with a qualified practitioner.

### Who should avoid Cytisus Pea supplementation?

Pregnant and nursing women should avoid Cytisus Pea due to limited safety data on quinolizidine alkaloids and potential uterotonic effects. Individuals with severe liver or kidney dysfunction, uncontrolled hypertension, or hypoglycemia should also exercise caution or avoid use without medical clearance. Those with alkaloid sensitivity or a history of legume allergies should perform patch testing or start with minimal doses under professional guidance.

## References

Research links: https://www.ncbi.nlm.nih.gov/search/all/?term=Cytisus+Pea; https://fdc.nal.usda.gov/fdc-app.html#/search?query=Cytisus+Pea | Studies: https://pubmed.ncbi.nlm.nih.gov/?term=Cytisus+Pea

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