As a carotenoid pigment, lutein is well known throughout the health industry as a health benefit in terms of eye and general wellness. Although lutein is often related to green leafy vegetables and some fruits, there is a tendency among the majority of consumers and industry experts to wonder whether lutein exists in other types of plant-based foodstuffs, such as legumes, which is very likely to be the case with chickpeas. Chickpeas ( Cicer arietinum ), a food that features in most of the diets across the world, have been commended due to their high levels of protein and fiber content, but do they also carry lutein?
Nutritional Profile of Chickpeas
Chickpeas are known to be nutrient-dense, containing such nutrients as plant-based protein, dietary fiber, vitamins, folate, and B6, as well as minerals, iron, magnesium, and phosphorus. These characteristics of chickpeas are what make them an ingredient in functional foods, plant-based protein products, and dietary supplements. Nonetheless, chickpeas do not have significant amounts of carotenoids such as lutein as compared to the lutein-rich foods.
Lutein Content in Chickpeas
Carotenoid content analysis studies made on chickpeas suggest that chickpeas contain lutein, although in a fairly low amount. In chickpeas, lutein is primarily found in the seed coat and cotyledon, and the total amount is usually far less in chickpeas compared to leafy vegetables like kale, spinach, or even some of the fruits like kiwi or grapes. In one example, raw chickpeas have a lutein content that is normally found in very low microgram per gram levels; hence, it is not a primary source but a supplementary source of lutein.
Comparison with Other Plant Sources
The product formulators and manufacturers who want to add lutein to their products should be informed that although chickpeas have lutein, there are more effective and concentrated sources. The content of lutein is much higher in leafy vegetables, marigold flower extracts, and some microalgae. Hence, the chickpeas may serve better in product ensembles to provide protein and fiber value, but the lutein fortification may rest upon special lutein-enriched extras or components.
Implications for Product Development
The low lutein content of chickpeas makes them most suited in a lutein-based formulation that targets plant-based protein, digestive health, or balanced nutrition instead of using them as the main source of lutein. Nonetheless, they can be present in snacks, protein bars, or pulse-powders as a functional food that would fill in the nutritional gap provided by lutein-enriched products. The value addition with chickpeas is in their texture, taste, and marketability to consumers, besides carotenoid additives by the manufacturer, following a clean-label and whole-food positioning strategy.
Stability and Bioavailability Considerations
In the case of formulation with chickpeas, one must take note that the stability of lutein may be impacted by processing applications that may include heat, desiccation, and grinding. Therefore, the amount of lutein can be lost during production and in the crop products that undergo high temperatures. This again emphasizes the importance of the use of chickpeas along with concentrated lutein extracts or other strong sources of lutein in order to reach the claimed nutritional levels.
Do Chickpeas Have Lutein?
To sum up, it is possible to state that chickpeas contain lutein in small quantities in comparison to the ingredients that are individually rich in it. They have much more of their potential strength in their high levels of protein, fiber, and micronutrients, which makes them an excellent component in the ingredients and balanced nutrition products. Clients whose interest lies in lutein-enriched preparations should rank chickpeas as an adjunct material instead of the main lutein source. Such knowledge can be used to make products and market them more intelligently in the competitive health and wellness industry.
Are you interested in Lutein? Please contact us through this website or directly at donna@kingsci.com for more support and free Lutein samples.
FAQ
Q1: How much lutein is typically found in chickpeas?
The amount of lutein that can be found in chickpeas is in micrograms per gram, which is much less as compared to the amount of lutein that we get in green leafy vegetables.
Q2: Can chickpeas be considered a good source of lutein?
Although it is a source of lutein, chickpeas cannot be treated as a source, preferring to appreciate other nutrients, such as protein and fiber.
Q3: How does cooking affect lutein content in chickpeas?
Since lutein is heat sensitive, cooking and processing can also remove it to some degree, thus raw chickpeas and little-processed chickpeas will have higher lutein levels.
Q4: What are the best dietary sources of lutein besides chickpeas?
Lutein is much higher in leafy greens (kale is one of these, as is spinach), in marigold flower extracts, and in some fruits and microalgae.
Q5: Can chickpeas be combined with lutein extracts in product formulations?
Yes, through the combination of chickpeas with the standardized lutein extracts, the manufacturer is able to produce food products that are nutritionally balanced and contain lutein.
References
1. Ma, L., Lin, X. M. (2020). Effects of Processing on Lutein and Zeaxanthin in Foods: A Review. Trends in Food Science & Technology, 103, 142-150.
2. Sharifan, A., et al. (2021). Carotenoid Profiles of Pulses and Their Role in Functional Food Development. Food Chemistry, 338, 127892.
3. Marques, J. G., et al. (2019). Bioaccessibility and Stability of Lutein in Various Food Matrices. Food Research International, 125, 108591.
4. Moran, R., et al. (2022). Nutritional Composition and Functional Properties of Chickpeas: A Comprehensive Review. Critical Reviews in Food Science and Nutrition, 62(3), 611-629.
5. Kostic, D. A., et al. (2023). Advances in Natural Sources of Lutein and Their Application in Functional Foods. Journal of Agricultural and Food Chemistry, 71(12), 4312–4323.
