Chickpea Protein (Cicer arietinum)
Chickpea protein is a plant protein made from chickpea seeds (Cicer arietinum) and sold as a concentrate, about 60 percent protein in one FDA-notified ingredient, or as a more refined isolate, 86 to 90 percent protein in laboratory isolates. It is used in protein powders, meat alternatives and dairy alternatives. It is rich in lysine but low in methionine. Human trials of the isolate or concentrate on its own are scarce. A wheat and chickpea protein blend raised muscle protein synthesis after one meal about as much as chicken, a short-term marker, and a chickpea protein hydrolysate lowered two blood markers versus placebo in cyclists without changing body composition. Digestibility and methionine studies used whole cooked or extruded chickpeas. No trial has tested muscle gain, strength or weight loss. Chickpea allergy is often linked to pea or lentil allergy.
Benefits
Plant protein source rich in lysine and low in methionine
In five laboratory chickpea protein isolates, each 100 g of protein held 6.4 to 7.1 g of leucine and 6.2 to 6.7 g of lysine, above the FAO/WHO reference values, but only 1.3 to 1.7 g of methionine, below the 2.0 g reference for methionine plus cysteine. In young men, 63 percent of the methionine in cooked chickpeas was available to the body.
Amino acid digestibility of cooked and extruded chickpeas
In 6 healthy adults, 74.6 percent of the indispensable amino acids in pressure-cooked whole chickpeas were digested, more than yellow pea or mung bean, with lysine lowest at 60 percent. In stunted children, extruded chickpea reached 89 percent. Both studies tested whole chickpeas, not a protein isolate.
Muscle protein synthesis after a wheat and chickpea protein meal
In 24 young men, 40 g of protein from a lysine-enriched wheat and chickpea meat substitute raised muscle protein synthesis over 5 hours to a similar extent as the same amount of protein from chicken, although blood leucine and essential amino acids rose less. This is a single-meal marker of a blend, not a test of muscle size or strength.
Muscle damage and inflammation markers with a chickpea protein hydrolysate
In 24 trained male cyclists, 12 g a day of a chickpea protein hydrolysate for 14 days lowered lactate dehydrogenase and C-reactive protein versus a maltodextrin placebo. Creatine kinase (p = 0.062) and body composition did not differ, no primary outcome was named, and recovery and performance were not measured.
Blood sugar after a snack made with chickpea flour
In 26 healthy adults, an extruded corn snack made with 40 percent chickpea flour gave a smaller blood sugar rise over 2 hours than an all-corn snack, but appetite and food intake at the next meal did not differ. This tested whole chickpea flour in a single snack, not chickpea protein.
Milk-free protein used in dairy alternatives and protein powders
In 2023 the FDA had no questions about a chickpea protein concentrate used as a protein source in protein powders, bars, meat alternatives and dairy alternatives such as plant milks, cheese and yogurt. Chickpea is not one of the nine major US food allergens, but it is a legume and can cause allergic reactions.
Mechanism of action
Amino acid supply and the leucine signal
Eating protein raises blood essential amino acids, and leucine helps switch on muscle protein synthesis. Chickpea protein isolates hold leucine near 6.5 g per 100 g of protein but little methionine, so a serving gives a less complete amino acid supply than animal protein. After a wheat and chickpea blend, blood leucine rose less than after chicken. No study has measured muscle protein synthesis after chickpea protein alone.
Processing changes digestibility
Pulses contain trypsin inhibitors and other antinutrients that lower protein digestion. Amino acid digestibility was 74.6 percent for pressure-cooked chickpeas in adults and 89 percent for extruded chickpeas in children, which the authors linked to extrusion inactivating trypsin inhibitors. A concentrate maker reported that its processing reduced antinutrients such as protease inhibitors and lectins.
Peptides in chickpea protein hydrolysates
Breaking chickpea protein into small peptides yields a hydrolysate that, in cell culture, raised reactive oxygen species and nitric oxide release and blocked the inflammatory signals NF-kB and NLRP3. This is laboratory work; whether these peptides act the same way in people is not known.
Clinical trials
Parallel, double-blind, randomized controlled trial of one meal providing 40 g of protein as a lysine-enriched wheat and chickpea protein meat substitute or as chicken breast, with intravenous tracer infusion and repeated blood and muscle samples over 5 hours. A single-meal marker study of a blend with no non-protein control; one author was from Tereos research and development, and no registry number is given in the abstract (Kouw et al. 2022, Br J Nutr)
24 healthy young men (12 per group), mean age 24.
Muscle protein synthesis rose from fasting in both groups (0.031 to 0.046 percent per hour with the plant blend and 0.031 to 0.055 with chicken), with no difference between them (time by treatment p = 0.068). Blood leucine and essential amino acids rose more with chicken, blood lysine was higher with the plant blend, and total blood amino acids did not differ.
Randomized, double-blind, placebo-controlled parallel trial of 12 g a day of a chickpea protein hydrolysate (H30BIO, developed at Instituto de la Grasa-CSIC and formulated by Aurora Intelligent Nutrition) or a maltodextrin placebo after training. No primary outcome was named and the trial was registered retrospectively, with a provisional grant code given as the identifier. Funded by CDTI, the Technological Corporation of Andalusia with the company Moreno Ruiz Hermanos S.L.-Aurora Intelligent Nutrition, ERDF and the Spanish Ministry of Science (García-Durán et al. 2026, J Int Soc Sports Nutr)
25 federated male road cyclists started and 24 completed (12 per group), mean age about 43, with habitual protein intake above 2 g/kg a day.
Changes in lactate dehydrogenase (p = 0.04) and C-reactive protein (p = 0.02) favored the hydrolysate. Creatine kinase did not differ (p = 0.062), and body composition, training load and diet did not differ. Performance, soreness and recovery were not measured, and the placebo did not contain protein.
Dual stable isotope study (registered CTRI/2017/11/010468) in which intrinsically labeled, pressure-cooked legumes were eaten in a rice and curry meal, referenced to labeled spirulina protein. A single-meal digestibility measure of whole chickpeas, not an isolate. Supported by the Wellcome Trust/DBT India Alliance and the IAEA (Kashyap et al. 2019, Am J Clin Nutr)
Healthy Indian adults with normal BMI; 6 (3 men, 3 women) ate kabuli chickpea.
True ileal indispensable amino acid digestibility was 74.6 percent for chickpea, 71.6 percent for yellow pea and 63.2 percent for whole mung bean. In chickpea, digestibility ranged from 60 percent for lysine to 81 percent for isoleucine. The authors judged legume digestibility lower than expected.
Randomized dual stable isotope study (registered CTRI/2018/03/012439) in which children ate extruded, intrinsically labeled chickpea or yellow pea with a labeled spirulina standard, with blood sampled at 6 and 6.5 hours. Whole extruded legumes, not an isolate; supported by Tata Trusts, Mars International India and the Wellcome Trust/DBT India Alliance (Devi et al. 2020, J Nutr)
28 moderately stunted South Indian children aged 6 to 11.
Mean amino acid digestibility was 89.0 percent for extruded chickpea and 88.0 percent for extruded yellow pea (p = 0.83). Lysine (79.2 versus 76.5 percent) and proline digestibility were higher for chickpea. The authors noted this was about 20 percent higher than pressure-cooked legumes measured in adults by the same method.
Repeated-measures indicator amino acid oxidation study (registered NCT03339154 and NCT03674736) comparing methionine from rice, cooked Canadian chickpeas and the two combined against a crystalline amino acid reference. Whole cooked chickpeas, not an isolate; funding is not stated in the abstract (Rafii et al. 2020, J Nutr)
11 healthy men under 30 with BMI below 25.
Methionine bioavailability was 100 percent from rice and 63 percent from chickpeas. Combining cooked chickpeas with rice lowered indicator oxidation by up to 14 percent, which the authors read as better combined protein quality, and they suggested a 3 to 1 ratio of rice to chickpeas.
Double-blind, randomized, repeated-measures crossover trial (registered NCT02402504) of extruded corn snacks made with 40 percent flour from whole yellow pea, split yellow pea, green lentil, chickpea or pinto bean, against a 100 percent corn snack, with an ad libitum meal at 120 minutes. Registered primary outcomes were glucose and insulin, food intake and appetite. Saskatchewan and Alberta Pulse Growers were registry collaborators, and one author was from Pulse Canada (Johnston et al. 2021, Appl Physiol Nutr Metab)
26 healthy young adults.
The chickpea snack gave a lower blood sugar area under the curve before the meal than the corn snack and the whole yellow pea and green lentil snacks. Food intake and appetite did not differ between any snacks. Chickpea flour, not chickpea protein, in a single-snack test.
Side effects and drug interactions
Common Potential side effects
Important Drug interactions
Frequently asked questions about Chickpea Protein (Cicer arietinum)
Is chickpea protein a complete protein?
It contains all the essential amino acids and is rich in lysine, but it is low in methionine: laboratory isolates fell below the FAO/WHO reference for the sulfur amino acids, and only 63 percent of the methionine in cooked chickpeas was available to young men. Pairing it with grain protein, such as rice, improves the combined amino acid profile.
Can chickpea protein help build muscle?
Not shown. No trial has tested chickpea protein alone on muscle size or strength. One serving of a wheat and chickpea protein blend raised muscle protein synthesis over 5 hours about as much as chicken, but that is a short-term marker of a blend. A 14-day hydrolysate trial in cyclists did not change body composition.
Who should avoid chickpea protein?
Anyone allergic to chickpea, and people allergic to pea or lentil unless an allergist says otherwise, since chickpea allergy is often linked to them and their proteins blocked IgE binding to chickpea allergens in laboratory tests. Co-sensitization with other legumes, including peanut, is common but often not clinically relevant.
Is chickpea protein approved as a food ingredient?
In the US, a chickpea protein concentrate from Tate & Lyle was the subject of GRAS notice GRN 001098, and in 2023 the FDA had no questions about its use as a protein source in foods including protein powders and dairy alternatives. Companies such as InnovoPro and ChickP also make chickpea protein ingredients.
Does chickpea protein help with appetite or weight?
Not shown. No trial has tested chickpea protein for appetite or weight. A snack made with 40 percent chickpea flour gave a smaller blood sugar rise than a corn snack but did not change appetite or food intake at the next meal, and that tested whole chickpea flour, not the protein.
What is Chickpea Protein?
Chickpea protein is a plant protein made from chickpea seeds (Cicer arietinum) and sold as a concentrate, about 60 percent protein in one FDA-notified ingredient, or as a more refined isolate, 86 to 90 percent protein in laboratory isolates. It is used in protein powders, meat alternatives and dairy alternatives.
What is Chickpea Protein used for?
NutraSmarts does not list Chickpea Protein under a health category. What the research covers: In five laboratory chickpea protein isolates, each 100 g of protein held 6.4 to 7.1 g of leucine and 6.2 to 6.7 g of lysine, above the FAO/WHO reference values, but only 1.3 to 1.7 g of methionine, below the 2.
What is the recommended dosage of Chickpea Protein?
No dose is established for any health outcome. Studies gave 12 g a day of a chickpea protein hydrolysate for 14 days, one 40 g protein serving of a wheat and chickpea protein blend, and single test meals of cooked or extruded chickpeas or of snacks with 40 per… Always follow the product label and check with a healthcare provider for personal advice.
Is Chickpea Protein safe, and does it have side effects?
Side effects and cautions reported for Chickpea Protein include: Allergy: chickpea allergy is reported in some regions and is associated with lentil or pea allergy. In sera from children allergic to chickpea, IgE bound chickpea vicilin and the basic subunit of legumin, and pea and lentil extracts blocked that binding, so chickpea reactions may… It may also interact with some medications. Chickpea Protein is not right for everyone, so check with a healthcare provider first if you are pregnant or breastfeeding, have a medical condition, or take prescription medication.
Does Chickpea Protein interact with any medications?
Possible interactions include: Levodopa (with carbidopa): MedlinePlus advises talking to your doctor before changing to a diet high in protein; regular protein powder use adds to dietary protein. If you take prescription medication, check with a pharmacist or doctor before using it.
How strong is the scientific evidence for Chickpea Protein?
NutraSmarts rates the evidence for Chickpea Protein as Limited (2 out of 5). It is backed by 6 study summaries and 15 cited references summarized on this page. A higher rating reflects more, larger, and better-designed human studies.
References(15 citations)
Evidence ratings on NutraSmarts are based on the totality of human clinical research, with emphasis on randomized controlled trials, meta-analyses, and systematic reviews. The references below directly support claims made throughout this page.
- Ingestion of an ample amount of meat substitute based on a lysine-enriched, plant-based protein blend stimulates postprandial muscle protein synthesis to a similar extent as an isonitrogenous amount of chicken in healthy, young men. Br J Nutr. 2022;128(10):1955-1965. doi: 10.1017/S0007114521004906.PubMedUsed to support: Parallel, double-blind, randomized trial in 24 healthy young men given one meal with 40 g of protein as a lysine-enriched wheat and chickpea protein product or as chicken breast. Muscle protein synthesis rose from fasting in both groups (0.031 to 0.046 and 0.031 to 0.055 percent per hour) with no difference between them (p = 0.068); blood leucine and essential amino acids rose more with chicken and blood lysine was higher with the plant blend. A single-meal marker study of a blend, not chickpea protein alone. One author was from Tereos research and development.
- Effects of a chickpea protein hydrolysate on exercise-induced biomarkers of muscle damage and inflammation in federated road cyclists. J Int Soc Sports Nutr. 2026;23(1):2723237. doi: 10.1080/15502783.2026.2723237.PubMedUsed to support: Randomized, double-blind, placebo-controlled trial in 24 male road cyclists (25 started) given 12 g a day of a chickpea protein hydrolysate (H30BIO) or maltodextrin for 14 days after training. Changes in lactate dehydrogenase (p = 0.04) and C-reactive protein (p = 0.02) favored the hydrolysate; creatine kinase (p = 0.062), body composition, training load and diet did not differ. No primary outcome was named, recovery and performance were not measured, and the placebo held no protein. Funded by CDTI, the Technological Corporation of Andalusia with Moreno Ruiz Hermanos S.L.-Aurora Intelligent Nutrition, ERDF and the Spanish Ministry of Science; the product formulation is patented by Aurora Intelligent Nutrition.
- True ileal digestibility of legumes determined by dual-isotope tracer method in Indian adults. Am J Clin Nutr. 2019;110(4):873-882. doi: 10.1093/ajcn/nqz159.PubMedUsed to support: Dual stable isotope study (CTRI/2017/11/010468) in healthy Indian adults eating intrinsically labeled, pressure-cooked legumes in a rice meal: true ileal indispensable amino acid digestibility was 74.6 percent for kabuli chickpea (n = 6), 71.6 percent for yellow pea and 63.2 percent for whole mung bean; in chickpea it ranged from 60 percent for lysine to 81 percent for isoleucine. Whole cooked chickpeas, not an isolate. Supported by the Wellcome Trust/DBT India Alliance and the IAEA.
- Amino Acid Digestibility of Extruded Chickpea and Yellow Pea Protein is High and Comparable in Moderately Stunted South Indian Children with Use of a Dual Stable Isotope Tracer Method. J Nutr. 2020;150(5):1178-1185. doi: 10.1093/jn/nxaa004.PubMedUsed to support: Randomized dual stable isotope study (CTRI/2018/03/012439) in 28 moderately stunted South Indian children aged 6 to 11 given extruded, intrinsically labeled chickpea or yellow pea: mean amino acid digestibility was 89.0 and 88.0 percent (p = 0.83), with higher lysine and proline digestibility for chickpea. The authors noted this was about 20 percent higher than for pressure-cooked legumes in adults and linked it to extrusion inactivating trypsin inhibitors. Whole extruded legumes, not an isolate.
- Bioavailable Methionine Assessed Using the Indicator Amino Acid Oxidation Method Is Greater When Cooked Chickpeas and Steamed Rice Are Combined in Healthy Young Men. J Nutr. 2020;150(7):1834-1844. doi: 10.1093/jn/nxaa086.PubMedUsed to support: Indicator amino acid oxidation study (NCT03339154 and NCT03674736) in 11 healthy young men: methionine bioavailability was 100 percent from rice and 63 percent from cooked Canadian chickpeas, and combining chickpeas with rice lowered indicator oxidation by up to 14 percent, suggesting better combined protein quality. Whole cooked chickpeas, not an isolate.
- Acute effects of extruded pulse snacks on glycemic response, insulin, appetite, and food intake in healthy young adults in a double blind, randomized, crossover trial. Appl Physiol Nutr Metab. 2021;46(7):704-710. doi: 10.1139/apnm-2020-0572.PubMedUsed to support: Double-blind, randomized crossover trial (NCT02402504) in 26 healthy adults of extruded corn snacks made with 40 percent flour from five pulses, including chickpea, against a 100 percent corn snack: the chickpea snack lowered the pre-meal blood glucose area under the curve versus corn, whole yellow pea and green lentil snacks, while food intake and appetite did not differ. Whole chickpea flour in a single snack, not chickpea protein. Saskatchewan and Alberta Pulse Growers are listed as registry collaborators.
- Exploring the Amino-Acid Composition, Secondary Structure, and Physicochemical and Functional Properties of Chickpea Protein Isolates. ACS Omega. 2023;8(1):1486-1495. doi: 10.1021/acsomega.2c06912.PubMedUsed to support: Laboratory study of protein isolates made by alkaline extraction and isoelectric precipitation from five Anatolian chickpea landraces: the isolates held 85.9 to 90.2 g of protein per 100 g. Per 100 g of protein (g/16 g N) they held 6.4 to 7.1 g leucine and 6.2 to 6.7 g lysine but 1.3 to 1.7 g methionine, and were deficient in methionine against the FAO/WHO/UNU reference (2.0 g methionine plus cysteine). Composition data, not a human study.
- Vicilin and the basic subunit of legumin are putative chickpea allergens. Food Chem. 2013;138(1):13-8. doi: 10.1016/j.foodchem.2012.10.031.PubMedUsed to support: Laboratory study with pooled sera from children allergic to chickpea: IgE bound chickpea vicilin (50 kDa) and the basic subunit of legumin (20 kDa), and pea and lentil protein extracts strongly inhibited IgE binding to chickpea globulin, suggesting cross-reactivity with pea and lentil allergens.
- Food allergy and cross-reactivity-chickpea as a test case. Food Chem. 2014;165:483-8. doi: 10.1016/j.foodchem.2014.05.138.PubMedUsed to support: Immunoblot study: chickpea allergy is reported in specific geographic areas and is associated with lentil or pea allergy. Pea and lentil completely suppressed IgE binding to chickpea globulin allergens, but not the reverse, and the authors proposed that chickpea allergy is an expression of cross-reactivity with pea or lentil as the primary allergen; cross-reactivity with soybean and hazelnut was also seen.
- Legume Allergens Pea, Chickpea, Lentil, Lupine and Beyond. Curr Allergy Asthma Rep. 2024;24(9):527-548. doi: 10.1007/s11882-024-01165-7.PubMedUsed to support: Review of non-priority legume allergens: chickpea, pea, lentil, lupine and others can cause mild to severe allergic reactions, food-dependent exercise-induced anaphylaxis has been highlighted for chickpea, lentil and soybean, and most reactions come from IgE cross-reactions between homologous proteins. Most evidence comes from case reports.
- Co-sensitization between legumes is frequently seen, but variable and not always clinically relevant. Front Allergy. 2023;4:1115022. doi: 10.3389/falgy.2023.1115022.PubMedUsed to support: Line blot study in six groups of legume-allergic patients (peanut, soybean, lupine, green pea, lentil, bean) testing IgE binding to ten legumes including chickpea: co-sensitization ranged from 36.7 to 100 percent and was high for the 7S and 11S globulins of all ten legumes, but was generally not clinically relevant.
- The immunomodulatory potential of chickpea protein hydrolysate via ROS and NO pathways. Biomed Pharmacother. 2025;182:117794. doi: 10.1016/j.biopha.2024.117794.PubMedUsed to support: Cell culture study in a low-grade inflammation model: a chickpea protein hydrolysate raised reactive oxygen species and nitric oxide release in a dose-dependent way and inhibited NF-kB and NLRP3 inflammasome components. Laboratory work only, not a human outcome.
- Agency Response Letter: GRAS Notice No. GRN 001098, Chickpea protein concentrate. FDA GRAS Notice Inventory. 2023;Notifier Tate & Lyle, PLC; letter dated 2023 Aug 28. Web document, accessed 2026..SourceUsed to support: Not PubMed-indexed (FDA response letter, accessed 2026). Chickpea protein concentrate, a white powder from dehulled, ethanol-defatted, dry-fractionated chickpeas with at least 60 percent protein, notified as GRAS for use as a protein source in pasta, snacks, bakery products, protein powders (up to 90 percent by weight), bars, meat alternatives, dairy alternatives and soups, not infant formula. The notifier reported antinutrients reduced by processing and ACE-inhibitory peptides unlikely to be a concern, including with blood pressure medicines; FDA noted chickpea is not one of the nine major allergens and it was not aware of clinically significant cross-reactions in US peanut-allergic consumers. FDA had no questions.
- Levodopa and Carbidopa: MedlinePlus Drug Information MedlinePlus. 2026;Web page, accessed 2026..SourceUsed to support: Not PubMed-indexed (NIH web page, accessed 2026). Advises patients taking levodopa and carbidopa to talk to their doctor if they plan to change to a diet high in protein.
- 'Huge consumer appeal...' Chickpea protein in the spotlight as Ingredion invests in InnovoPro BakeryAndSnacks.com. 2022;Published 2022 Feb 9; updated 2024 Jan 3. Web page, accessed 2026..SourceUsed to support: Not PubMed-indexed (trade press article, accessed 2026). Reports that the Israeli company InnovoPro launched with 70 percent chickpea protein concentrates, and that it and ChickP, another Israeli firm, developed methods to make functional chickpea protein concentrates and isolates. Supports the brand names only.