Chickpeas

Overview

Chickpeas are legumes providing plant protein, prebiotic fiber, folate, magnesium, and B6, supporting gut health and neurotransmitter synthesis. Chickpeas have a DIAAS score of 64-69, indicating they are methionine-limited and should be paired with grains for complete amino acid profile. Chickpeas are listed as sources for magnesium, iron, zinc, and B6, all critical cofactors for neurotransmitter synthesis.

Food Context

Synergies

• Soak and cook thoroughly to reduce phytates and improve mineral bioavailability; soaking and sprouting reduces phytates in legumes/grains, improving non-heme iron and zinc bioavailability
• Pair with grains for complete amino acid profile; combine with grains like barley or oats for amino acid complementarity
• Pair with vitamin C to enhance iron absorption, with studies showing up to a fourfold increase when consumed together
• Part of grain-legume complementarity strategy

Preparation

• Legumes such as lentils and chickpeas provide complex carbs and fiber

Essential Amino Acid Profile

Chickpeas provide a strong plant protein source but are not a complete protein.

Notable amino acids:

• Lysine

Limiting amino acids:

• Methionine and cysteine (DIAAS ~65–70)

Protein pairing strategy:

Chickpeas are rich in lysine but relatively low in sulfur-containing amino acids. Combining with grains such as rice, oats, or barley helps create a more balanced essential amino acid profile.

Recipes

no recipes found

Nutrient Tables (per 100 g)

Core nutrients

Nutrient	Amount per 100 g	% RDA per 100 g
Energy	372 kcal	—
Protein	21.3 g	—
Total fat	6.3 g	—
Carbohydrates	60.4 g	—

Key micronutrients

Nutrient	Amount per 100 g	% RDA per 100 g
Iron	5.1 mg	28.3%
Zinc	3.1 mg	28.4%
Magnesium	134.8 mg	32.1%
Calcium	111.1 mg	11.1%
Potassium	1074 mg	31.6%

Reference intakes: US Dietary Reference Intakes for adults (19–50 years; using the higher of male/female values where they differ).

Data provenance (core / micronutrient panel): USDA FoodData Central, Chickpeas, (garbanzo beans, bengal gram), dry, FDC ID 2644282, API, per 100 g edible portion, last checked 2026-03-14

Substances

Substances in this food: editorial (Overview / literature) plus analytical (nutrition table).

19 substances in this food

Copper

Cofactor in redox enzymes; dopamine β-hydroxylase; iron metabolism interplay

Histidine

Essential AA; precursor to histamine; roles in enzyme active sites

Iron

Oxygen transport; dopamine synthesis (tyrosine hydroxylase cofactor)

Isoleucine

Essential BCAA; energy metabolism; complements leucine/valine

Leucine

Essential BCAA; mTOR signaling; protein synthesis; cognitive load support

Lysine

Essential AA; limiting in many cereals; complements legumes

Magnesium

Enzymatic cofactor (>300 reactions); neurotransmitters; mitochondria; redox balance

Manganese

Cofactor for MnSOD (SOD2); mitochondrial antioxidant defense

Methionine

Essential AA; precursor to SAMe via methylation cycle

Phenylalanine

Essential AA; precursor to tyrosine → catecholamines

Potassium

Electrolyte for nerve transmission, muscle function, and blood pressure regulation

Threonine

Essential AA; structural proteins; mucin production

Tryptophan

Serotonin/melatonin precursor; NAD+ pathway substrate; LAT1 transport dynamics

Valine

Essential BCAA; supports protein balance and neurotransmitter transport competition

Vitamin B1 (Thiamine)

Mitochondrial glucose metabolism; ATP synthesis; rapid turnover in CNS

Vitamin B6 (Pyridoxine → PLP)

PLP cofactor for neurotransmitter synthesis; relies on brain PDXK activation

Vitamin B9 (Folate; 5-MTHF)

One-carbon metabolism; methylation; homocysteine recycling

Zinc

Cofactor in neurotransmission and antioxidant enzymes; dopamine modulation

Calcium

Bone health; neurotransmission; interacts with vitamin D and K2

References

• Chickpeas: DIAAS 64-69, Methionine-limited; good source of magnesium and iron
• Zinc: Neurotransmitter modulation, synaptic plasticity, antioxidant enzymes; food sources include oysters, beef, crab, chicken, pork, pumpkin seeds, lentils, chickpeas, cashews
• B6 (chickpeas, potatoes, bananas, whole grains, soy) is a cofactor in the development of all key neurotransmitters
• Combine with grains like barley or oats for amino acid complementarity; grain-legume complementarity improves essential amino-acid coverage
• Legumes such as lentils and chickpeas provide complex carbs and fiber for gut health
• Soaking and sprouting reduces phytates in legumes/grains, improving non-heme iron and zinc bioavailability GREINER and KONIETZNY 1999