By Dr Brij Mohan Sharma
Microgreens perfectly align with the philosophy of prevention, offering an effective, nutrient-dense solution to maintaining health and preventing illness. Despite their small size, they are rich in vitamins, minerals, and antioxidants that boost immunity, reduce inflammation, support digestive health, and improve heart health. These tiny greens are packed with fibre, aiding digestion and detoxification, while their antioxidant properties help protect the body from oxidative stress and slow down the aging process. By incorporating microgreens into daily meals, individuals can proactively prevent chronic conditions and enhance overall well-being, making them an essential part of a preventative health strategy.
Sprouting, an ancient practice, has gained global popularity for its health benefits. Dating back over 5,000 years to ancient China, sprouting began when sailors discovered that dried beans exposed to moisture could sprout, providing an energising and nutritious food source. Cultures worldwide, including in Iran and Mesoamerica, cultivated sprouts for their nutritional value. In the Ming Dynasty, sailors used soybean sprouts to prevent scurvy, a vitamin C deficiency. Today, sprouting is easy to do at home, providing a healthy, nutrient-dense addition to meals with grains, seeds, and nuts, like sprouted almonds, offering a delicious, nutritious snack.
Microgreens are incredibly nutrient-dense, offering high concentrations of vitamins, minerals, antioxidants, and enzymes. Studies show that they contain up to 40 times more nutrients per gram than their fully grown counterparts. For example, microgreens like kale, radish, and broccoli can have a higher concentration of vitamin C, E, K, and other phytonutrients compared to the mature plant.
The health benefits of microgreens are wide-ranging, from boosting the immune system to supporting heart health, improving digestion, and even promoting healthier skin. Because of their potent antioxidant and anti-inflammatory properties, microgreens are seen as a way to help fight chronic diseases like cancer, heart disease, and diabetes. Their anti-inflammatory and detoxifying compounds support the body in its natural defence mechanisms.
Microgreens come in a wide variety of flavours, from peppery and spicy to mild and sweet, making them versatile ingredients in a range of dishes. Popular microgreens like radish and mustard offer a zesty kick, while basil and sunflower provide a fresh, delicate taste. These little greens can be used in salads, sandwiches, smoothies, soups, and even as garnishes to add visual appeal and flavour complexity to meals.
Microgreens are incredibly easy to grow, making them a popular choice for home gardeners. They can be cultivated indoors or outdoors, in small spaces like windowsills or on countertops, making them a convenient food source year-round. Growing microgreens at home can also be a rewarding experience for those looking to add fresh, organic ingredients to their diet without needing a large garden or specialised gardening skills.
Microgreens are rich in vitamins, minerals, and other beneficial compounds that contribute to a healthy diet. Here is a breakdown of their typical nutritional content:
Microgreens are packed with essential vitamins, minerals, antioxidants, and fibre, making them a powerful addition to any diet. They are particularly rich in vitamins such as Vitamin C, which supports immune function, collagen production, and skin health, and is found in varieties like radish, broccoli, and cilantro. Vitamin A, abundant in carrot greens, spinach, and kale, promotes healthy vision, immune function, and cell repair, while Vitamin K, found in leafy greens like kale and mustard greens, plays a crucial role in bone health and blood clotting. Microgreens like sunflower and radish provide Vitamin E, an antioxidant that protects cells from oxidative damage. In terms of minerals, microgreens offer valuable sources of calcium for bone health (found in kale and broccoli), iron for energy and oxygen transport (present in sunflower and lentil), magnesium for nerve function (found in spinach and mustard greens), and potassium for regulating blood pressure and muscle function (found in pea shoots and radish).
Antioxidants in microgreens, such as flavonoids in broccoli and cabbage, and carotenoids like lutein and zeaxanthin in red cabbage and spinach, help reduce oxidative stress and support eye health. Additionally, the high fibre content in leafy microgreens like kale, broccoli, and arugula promotes digestive health by supporting regular bowel movements, regulating blood sugar, and maintaining healthy cholesterol levels. While not a major protein source, microgreens like pea shoots, sunflower, and lentil provide small amounts of plant-based protein and essential amino acids vital for muscle growth, tissue repair, and enzyme function.
Microgreens offer a wide range of health benefits, making them a valuable addition to any diet. They support immune function by providing a high dose of vitamin C, found in varieties like cilantro, radish, and broccoli, which helps stimulate white blood cell production to fight infections and diseases. Microgreens also promote heart health; varieties such as mustard greens and sunflower are rich in antioxidants like flavonoids and carotenoids that reduce inflammation, lower cholesterol, and improve blood circulation. Their high potassium content helps regulate blood pressure.
Additionally, the fibre in microgreens supports healthy digestion by promoting regular bowel movements, reducing the risk of constipation, and aiding in the growth of beneficial gut bacteria. Microgreens like wheatgrass and barley grass, rich in chlorophyll, help detoxify the body by cleansing the liver and removing toxins while improving oxygen transport.
They also support healthy skin by boosting collagen production through vitamin C and protecting the skin from free radical damage with antioxidants. Lastly, microgreens are low in calories yet nutrient-dense, making them an excellent choice for weight management by promoting satiety and providing essential nutrients with minimal caloric intake.
There are many popular varieties of microgreens, each offering unique flavours, colours, and nutritional benefits. Arugula microgreens have a spicy, peppery taste, rich in vitamins A, C, and K, as well as folate, calcium, and iron. Radish microgreens are known for their sharp, spicy flavour, similar to the root vegetable, and are packed with antioxidants, vitamin C, and minerals like potassium and magnesium. Sunflower microgreens offer a mild, nutty taste and are a great source of vitamin E, protein, healthy fats, and heart-supporting antioxidants. Pea shoots have a sweet, crisp flavour and are high in vitamins A, C, and K, providing a good amount of protein and fibre. Basil microgreens are fragrant with a sweet and peppery flavour, offering a rich source of vitamin K and antioxidants that support immune health and reduce inflammation. Lastly, cilantro microgreens have a fresh, citrusy taste, perfect for brightening dishes, and are packed with vitamin C and antioxidants to help boost the immune system. Growing microgreens is simple and requires minimal space and time.
To start, choose seeds based on your flavour preferences and nutritional needs, with popular options like radish, broccoli, pea shoots, and sunflower. Next, prepare the growing medium, which can be soil, a hydroponic system, or a damp paper towel, ensuring it remains moist but not waterlogged.
Evenly spread the seeds over the medium and gently press them down to ensure good seed-to-soil contact. Keep the seeds moist and provide plenty of light by placing them in a sunny window or under a grow light. After 7-21 days, your microgreens should be ready to harvest; simply use scissors to cut them just above the soil line.
Microgreens are a powerful and versatile addition to any diet, offering a wide range of health benefits that align with the philosophy of prevention. Packed with essential vitamins, minerals, antioxidants, and fibre, these tiny greens provide significant nutritional value while supporting immune function, heart health, digestive health, and even skin health. Their potent antioxidant and anti-inflammatory properties help protect against chronic diseases, making them an excellent choice for promoting long-term well-being. Beyond their health benefits, microgreens are easy to grow, making them a convenient and rewarding option for home gardeners. Whether used to enhance flavour, nutrition, or both, microgreens are an essential tool for anyone seeking to maintain a healthy lifestyle and prevent illness. By incorporating these nutrient-dense greens into daily meals, individuals can take a proactive step toward better health and disease prevention.
(Dr Brij Mohan Sharma is a science communicator, Innovator, ISRO SPACE Tutor and National and NASA awardee)
