# Green Lentil (Lens culinaris var. viridis)

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/green-lentil
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-04-01
**Evidence Score:** 2 / 10
**Category:** Legume
**Also Known As:** Lens culinaris var. viridis, green lentil, verdina lentil, French green lentil, green gram lentil, viridis lentil

## Overview

Green lentils (Lens culinaris var. viridis) are a legume rich in phenolic compounds including naringenin (112.62 mg/kg) and quercetin (35.29 mg/kg), which exert antioxidant effects primarily by scavenging [reactive oxygen species](/ingredients/condition/antioxidant) and inhibiting lipid peroxidation. Their high protein content and bioactive flavonoids also contribute to emerging research on [blood pressure regulation](/ingredients/condition/heart-health) through ACE-inhibitory peptides produced during fermentation.

## Health Benefits

• [Antioxidant](/ingredients/condition/antioxidant) support from phenolic compounds and flavonoids (naringenin 112.62 mg/kg, quercetin 35.29 mg/kg) - Evidence quality: Preliminary (in vitro studies only)
• Potential antihypertensive effects from fermented extracts - Evidence quality: Preliminary (lab settings only)
• High protein content (20-25%) supporting nutritional status - Evidence quality: Traditional (compositional analysis)
• Rich micronutrient profile including iron, zinc, copper, manganese, phosphorus, and B vitamins - Evidence quality: Traditional (compositional data)
• [Prebiotic](/ingredients/condition/gut-health) fiber content from raffinose oligosaccharides and fructooligosaccharides - Evidence quality: Traditional (compositional analysis)

## Mechanism of Action

Naringenin and quercetin in green lentils donate hydrogen atoms to neutralize free radicals and chelate transition metals, reducing oxidative stress via inhibition of [lipid peroxidation](/ingredients/condition/antioxidant) cascades. Fermented green lentil extracts generate bioactive peptides that competitively inhibit angiotensin-converting enzyme (ACE), a key enzyme in the renin-angiotensin system responsible for vasoconstriction, potentially lowering [blood pressure](/ingredients/condition/heart-health). Additionally, quercetin modulates NF-κB signaling pathways, suppressing [pro-inflammatory cytokine](/ingredients/condition/inflammation) expression at the transcriptional level.

## Clinical Summary

Current evidence for green lentil bioactivity is largely preliminary, derived from in vitro cell culture studies and lab-based biochemical assays rather than randomized controlled trials in humans. In vitro models have demonstrated measurable ACE inhibition from fermented lentil extracts and dose-dependent [free radical scaveng](/ingredients/condition/antioxidant)ing activity attributable to naringenin and quercetin concentrations quantified at 112.62 mg/kg and 35.29 mg/kg respectively. No large-scale human clinical trials have yet confirmed these antihypertensive or antioxidant effects at physiologically relevant doses in vivo. Broader epidemiological data on legume-rich diets suggests [cardiovascular](/ingredients/condition/heart-health) and metabolic benefits, but these cannot be specifically attributed to green lentils alone without dedicated clinical investigation.

## Nutritional Profile

Green lentils (Lens culinaris var. viridis) provide a dense nutritional profile per 100g dry weight: Macronutrients: protein 20-25g (rich in lysine ~1.7g/100g, but limiting in methionine and cysteine), carbohydrates 55-65g (of which resistant starch ~4-5g, contributing to lower glycemic index ~30-35), dietary fiber 10-14g (mix of soluble ~1-2g and insoluble ~8-12g), fat 1-2g (predominantly polyunsaturated fatty acids including linoleic acid). Energy: approximately 340-360 kcal/100g dry. Micronutrients: folate 180-220 µg/100g (DFE), iron 6-8 mg/100g (non-heme, bioavailability 5-15% due to phytate inhibition), zinc 3-4 mg/100g (similarly phytate-limited), magnesium 45-55 mg/100g, potassium 700-900 mg/100g, phosphorus 280-360 mg/100g, calcium 35-55 mg/100g, manganese ~1.3 mg/100g, copper ~0.5 mg/100g, selenium 0.1-0.4 mg/100g (highly soil-dependent). Vitamins: thiamine (B1) 0.4-0.5 mg/100g, riboflavin (B2) 0.2 mg/100g, niacin (B3) 2.5 mg/100g, pyridoxine (B6) 0.5 mg/100g, pantothenic acid ~2 mg/100g; vitamin C is minimal in dried form (~1-4 mg/100g) but increases on sprouting. Bioactive compounds: phenolic acids including ferulic acid, caffeic acid, and p-coumaric acid; flavonoids including naringenin 112.62 mg/kg and quercetin 35.29 mg/kg (dry weight, whole seed); condensed tannins 2-5 mg/g (concentrated in seed coat); phytic acid 6-10 mg/g (primary antinutrient limiting mineral bioavailability); lectins present but substantially reduced by cooking; saponins at low levels (~0.1-0.3%). Bioavailability notes: soaking (8-12h) reduces phytate by 20-30% and tannins by 15-25%, improving iron and zinc absorption; cooking further reduces phytate by an additional 30-40%; sprouting increases vitamin C, reduces antinutrients by up to 50%, and improves protein digestibility from ~78% (raw) to ~85-90% (cooked); fermentation most effectively degrades phytate (up to 70% reduction) and enhances overall mineral bioavailability. Protein digestibility-corrected amino acid score (PDCAAS) is approximately 0.52-0.65, improvable when combined with cereal grains to compensate for sulfur amino acid deficit.

## Dosage & Preparation

No clinically studied dosage ranges are available from human trials. Fermentation processes use lab-scale ratios (1:5 or 1:1 lentil:water), but no standardized therapeutic doses for green lentil forms have been established. General use aligns with whole food consumption without quantified therapeutic standardization. Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

Green lentils are generally recognized as safe when consumed as food, but high intakes can cause gastrointestinal discomfort including bloating, flatulence, and cramping due to their oligosaccharide and fiber content. Raw or undercooked lentils contain antinutrients such as lectins and phytic acid that may reduce mineral absorption (iron, zinc) and cause digestive irritation; thorough cooking largely neutralizes these compounds. Individuals on anticoagulant therapy such as warfarin should be aware that lentils contain moderate levels of vitamin K, which may require dietary consistency to maintain stable INR levels. Green lentils are considered safe during pregnancy as a dietary food source, though high-dose concentrated extracts or supplements have not been studied in pregnant or breastfeeding populations.

## Scientific Research

No human clinical trials, RCTs, or meta-analyses specifically on green lentils were identified in the research. Available data are limited to in vitro compositional analyses, fermentation studies, and preliminary assessments showing [antioxidant](/ingredients/condition/antioxidant) properties from phenolics and flavonoids. Studies focus on compositional analysis and fermentation processes rather than therapeutic outcomes in humans.

## Historical & Cultural Context

Lentils including green varieties have been used as a staple food crop since ancient times in Near Eastern and Mediterranean traditional diets for nutrition due to high protein and micronutrients. No specific traditional medicine systems (e.g., Ayurveda, TCM) or targeted therapeutic uses are documented in the research. Modern use includes incorporation into low-fat legume diets for weight management.

## Synergistic Combinations

Other legumes, probiotics (for fermentation benefits), vitamin C (iron absorption), [digestive enzyme](/ingredients/condition/gut-health)s, prebiotic fibers

## Frequently Asked Questions

### How much naringenin is in green lentils?

Green lentils contain approximately 112.62 mg/kg of naringenin, a flavanone antioxidant that scavenges reactive oxygen species and inhibits lipid peroxidation. This concentration is notable among legumes, though the bioavailability of naringenin from whole lentils versus isolated extracts may differ significantly depending on food preparation and gut metabolism.

### Can green lentils lower blood pressure?

Preliminary lab-based studies suggest fermented green lentil extracts generate peptides that inhibit angiotensin-converting enzyme (ACE), a mechanism shared by common antihypertensive drug classes. However, these findings come exclusively from in vitro settings and have not been validated in human clinical trials, so green lentils cannot currently be recommended as a treatment for hypertension.

### What is the protein content of green lentils?

Dried green lentils contain roughly 24–26 grams of protein per 100 grams, making them one of the most protein-dense plant foods available. Their protein profile includes essential amino acids but is relatively low in methionine, so pairing with grains that complement this limitation is advisable for those relying on lentils as a primary protein source.

### Do green lentils have antinutrients that block absorption?

Yes, raw green lentils contain lectins, phytic acid, and trypsin inhibitors that can reduce the bioavailability of minerals like iron and zinc and impair protein digestion. Soaking lentils for 8–12 hours and cooking them thoroughly at boiling temperatures largely deactivates these antinutrients, significantly improving their nutritional profile and digestive tolerance.

### Are green lentil supplements the same as eating green lentils?

Green lentil supplements, such as concentrated extracts or powders, are not equivalent to whole lentils because processing can alter the fiber content, antinutrient levels, and relative concentrations of bioactives like quercetin (35.29 mg/kg in whole lentils) and naringenin. No standardized dosage for green lentil supplements has been established in human trials, and the bioavailability of flavonoids from concentrated extracts compared to whole-food consumption remains unstudied in clinical settings.

### Is green lentil safe for people with kidney disease or those monitoring potassium intake?

Green lentils are moderate in potassium (approximately 369 mg per 100g cooked), which may require consideration for individuals with advanced kidney disease or those on potassium-restricted diets. People with kidney conditions should consult their healthcare provider before significantly increasing green lentil consumption, as the potassium content could impact their specific dietary needs. Those with mild kidney concerns may tolerate green lentils in moderation as part of a balanced diet.

### How do green lentils compare to red and brown lentils in terms of cooking time and nutrient retention?

Green lentils retain their firm texture after cooking and require 25-30 minutes to cook, longer than red lentils (15-20 minutes) but similar to brown lentils. This longer cooking time may result in slightly greater nutrient loss compared to red lentils, though green lentils maintain better structural integrity for salads and grain bowls. The firmer texture of cooked green lentils also makes them preferable for applications where texture matters nutritionally.

### What is the evidence quality for green lentil's antioxidant benefits, and are supplements more concentrated than whole food?

Current evidence for green lentil antioxidants (phenolic compounds and flavonoids like naringenin) is limited to preliminary in vitro studies, meaning human clinical data is lacking. Supplement extracts may contain higher concentrations of specific antioxidants than whole green lentils, but this concentration has not been shown to translate to greater health benefits in human studies. Consuming whole green lentils as food provides the antioxidant compounds in their natural food matrix, which research suggests may enhance overall bioavailability.

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