Legume
Lentil
Lentils are small, lens-shaped legumes packed with plant-based protein, dietary fiber, and essential minerals.
Edible seeds from the lentil plant, lens-shaped and available in various colors, prized for their high protein and fiber content.
high-fiber plant protein source
Typical serving · 100g
Common varieties · brown, green, red, black beluga, puy +1 more
Overall context score across nutrition, safety, and diet fit
At a glance
Quick facts
Simple indicators based on nutrition, processing, and diet fit.
The story
What makes it unique
Lentils are pulse crops with a slow digestion speed due to high soluble and insoluble fiber, providing prolonged satiety. Their macronutrient profile features a high protein-to-carbohydrate ratio with minimal fat. As a minimally processed whole food, they retain intact cellular structures that limit glycemic impact.
Varieties: brown · green · red · black beluga · puy · yellow
Per 100g
Nutrition breakdown
Macro balance and key metrics at a glance.
Energy
Density 1.16 kcal/g
Protein
Carbs
Fat
Fiber
Sugar
1.8 g
Sodium
2 mg
Potassium
369 mg
Glycemic index
32
Glycemic load
5
Water content
69.6%
Standout compounds
Nutrient highlights
Fiber
highPromotes satiety and feeds gut microbiome
Folate
highSupports cell division and DNA synthesis
Iron
moderateEssential for oxygen transport in blood
Protein
highSupports muscle repair and growth
Potassium
moderateHelps regulate blood pressure
Wellness map
Health scores & processing
NOVA processing scale
minimally processed · Whole food
Dried lentils are intact whole foods. Canned lentils may contain added salt but remain mechanically processed without industrial additives.
Diet compatibility
- Weight loss
- Muscle gain
- Diabetes
- Gut health
- Low carb
- High protein
- Heart health
Relative standing
Food rankings
Qualitative ranks compared to similar whole foods.
- Satietyexcellent
- Blood sugarexcellent
- Nutrient densityexcellent
- Fitness fuelgood
- Processing qualityexcellent
Eat with confidence
Food safety profile
Lentils are highly safe when cooked. They contain very low levels of lectins compared to other beans, which are easily destroyed by boiling.
Evidence confidence 95%
- Pesticideslow
- Antibioticslow
- Heavy metalslow
- Contaminationlow
Watch for
- phytohemagglutinin
Safer choices
Dried lentils to control sodium, or low-sodium canned options
Prep tips
Rinse dried lentils to remove debris; no soaking required for most varieties. Boil thoroughly to eliminate residual lectins.
None significant
Deep dive
Health analysis
How this food may fit different goals and preparation choices.
Weight loss
High fiber and protein content drastically increase satiety, reducing overall calorie intake. Low energy density allows for large, filling portions.
Blood sugar
Low glycemic index and load prevent rapid blood sugar spikes. Soluble fiber improves insulin sensitivity over time.
Fitness & energy
Provides sustained slow-release carbohydrates for endurance, paired with plant protein for muscle repair, though not ideal for rapid post-workout glycogen replenishment.
Gut health
Rich in prebiotic fibers that feed beneficial gut bacteria, promoting short-chain fatty acid production and supporting microbiome diversity.
Processing quality
Typically consumed as a whole, intact food. Even canned versions retain cellular integrity and minimal processing.
Food safety
Inherently safe with minimal contamination risk. Proper cooking eliminates the low lectin content naturally present.
Common mistakes
Assuming they require soaking like other beans (most do not) or consuming undercooked, which can cause mild digestive distress.
Best preparation
Boiling in water or broth until tender. Rinsing canned varieties reduces sodium content by up to 40%.
Practical guide
Best use cases
When and how this food fits real eating patterns.
High-volume low-calorie eating
Use lentils as a base for salads or soups to create large, filling meals without excess calories.
Plant-based meal prep
Cook large batches for weekly protein-rich additions to bowls, tacos, or stews.
Blood sugar stabilization
Replace refined grains with lentils to prevent post-meal glucose spikes.
Balance sheet
Pros & cons
Upsides
- Highly satiating due to protein and fiber synergy
- Stabilizes blood sugar with a very low glycemic load
- Excellent source of plant-based iron and folate
- Affordable and shelf-stable protein source
- Quick cooking time compared to other dried legumes
Trade-offs
- Contains phytic acid which can reduce mineral absorption
- Can cause bloating or gas due to oligosaccharides
- Not a complete protein without grain pairing
- Carb content is too high for strict ketogenic diets
Fit check
Who is it for?
Great match
- plant-based diets
- blood sugar management
- budget-friendly meal prep
- high-volume eating
Consider alternatives
- strict ketogenic diets
- low-FODMAP diets during elimination phase
- rapid post-workout glycogen replenishment
Side by side
How it compares
Open the full head-to-head analysis for nutrition, safety, and practical tradeoffs.
This food
Lentil
VS90% alike
Compare with
Chickpeas
Lentils cook faster and have slightly more fiber per serving, while chickpeas are higher in fat and offer a firmer, creamier texture.
Lentils cook faster and offer more fiber for blood sugar control, while chickpeas provide a creamier texture and slightly more healthy fats.
This food
Lentil
VS85% alike
Compare with
Black beans
Lentils provide more folate and iron per calorie, while black beans offer slightly more antioxidant activity from anthocyanins.
Lentils offer more iron and folate per calorie, while black beans provide unique antioxidants; both are excellent for satiety.
This food
Lentil
VS75% alike
Compare with
Quinoa
Lentils are higher in protein and fiber, while quinoa is a complete protein and cooks faster.
Lentils provide more protein and fiber for satiety, while quinoa offers a complete amino acid profile and faster cooking time.
This food
Lentil
VS70% alike
Compare with
Brown rice
Lentils offer significantly more protein and fiber with a lower glycemic impact than brown rice.
Lentils are superior to brown rice for weight loss and blood sugar control due to much higher protein and fiber content.
This food
Lentil
VS95% alike
Compare with
Split peas
Both are nutritionally similar, but split peas are higher in starch and better for thickening soups, while lentils hold shape better.
Split peas and lentils are nutritionally similar, but lentils hold their shape better in salads while split peas excel in thick soups.
This food
Lentil
VS80% alike
Compare with
Edamame
Edamame is a complete protein with more healthy fats, while lentils are higher in carbohydrates and iron.
Edamame provides a complete protein with healthy fats, while lentils offer more complex carbs and iron for sustained energy.
This food
Lentil
VS85% alike
Compare with
Kidney beans
Lentils cook much faster without soaking and have a slightly lower glycemic index than kidney beans.
Lentils cook faster and have a slight edge in blood sugar control, while kidney beans are equally filling and ideal for chilis.
This food
Lentil
VS65% alike
Compare with
Oats
Lentils provide far more protein and iron, making them better for savory meals, whereas oats excel as a quick breakfast carbohydrate.
Lentils provide more protein and iron for savory meals, while oats are better suited for quick breakfasts with soluble fiber.
This food
Lentil
VS60% alike
Compare with
Tofu
Tofu is lower in carbs and higher in fat, while lentils offer more fiber and complex carbohydrates for sustained energy.
Tofu is lower in carbs and higher in fat, while lentils offer more fiber and complex carbs for sustained energy and gut health.
This food
Lentil
VS50% alike
Compare with
Chicken breast
Chicken is a complete lean protein with zero carbs, while lentils provide fiber and complex carbs but require pairing for complete amino acids.
Chicken breast provides zero-carb complete protein, while lentils offer fiber and complex carbs for better satiety and gut health.
Common questions
FAQ
Answers aligned with how people search for this food.
Are lentils good for weight loss?
Yes, their high protein and fiber content increases fullness and reduces overall calorie intake, making them excellent for weight loss.
Do lentils spike blood sugar?
No, lentils have a low glycemic index and high fiber, which slows carbohydrate absorption and stabilizes blood sugar.
Are lentils a complete protein?
No, lentils are low in methionine but high in lysine. Pairing them with grains like rice creates a complete amino acid profile.
Do you need to soak lentils before cooking?
Unlike many beans, most lentil varieties do not require soaking, though soaking can reduce cooking time and improve digestibility.
Are canned lentils as healthy as dried?
Canned lentils retain most nutrients but often contain added sodium. Rinsing them removes up to 40% of the sodium.
Which color lentil is the healthiest?
All colors offer similar benefits, but black and green lentils retain their shape and have slightly higher fiber, while red lentils cook faster and are great for thickening soups.
Can diabetics eat lentils?
Yes, lentils are highly recommended for diabetes due to their low glycemic load and ability to improve insulin sensitivity.
Why do lentils cause gas?
Lentils contain oligosaccharides, a type of carbohydrate that is hard to digest until it reaches the large intestine, where gut bacteria ferment it, producing gas.
Transparency
Data confidence
Estimated confidence for nutrition data, interpretation, safety notes, and comparisons.
Nutrition data
Health analysis
Food safety
Comparisons