Aadya Jha / TIMESOFINDIA.COM / Updated: Mar 2, 2026, 10:54 IST
What happens to your body when you replace fish with these 6 high-protein foods
Protein gets reduced to one line: it builds muscle. But the truth runs deeper. Protein repairs tissues, supports hormones, builds enzymes, strengthens immunity, and even helps carry oxygen in the blood. Every cell in the body relies on it.Fish has long been seen as a gold standard for protein. Yet nutrition experts say it is not the only strong contender. Several vegetarian foods offer equal or even higher protein per serving, along with fiber, probiotics, and key minerals that fish does not provide.
Dr Anshul Singh, Team Leader, Clinical Nutrition and Dietetics Department at Artemis Hospitals, says, “Protein is important for repairing muscles, keeping hormones in balance, boosting the immune system and overall strength. Fish is well known as a food high in protein but nutritionists say that other foods have the same or even more protein per serving.”
Dr Payal Sharma, Chief Dietician at Dharamshila Narayana Superspeciality Hospital, Delhi, adds, “When it comes to nutrition, protein quality and overall nutrients are just as important as how much you eat.”
So which vegetarian foods stand tall against fish? Here is a closer look.
Cooked lentils offer about 9 grams of protein per 100 grams. That is close to many types of fish. But lentils bring something extra to the plate: fiber.
Fiber slows digestion and keeps blood sugar stable. It also supports heart health. According to the Indian Council of Medical Research (ICMR) and the National Institute of Nutrition dietary guidelines, pulses and legumes are recommended daily because they provide protein along with iron and complex carbohydrates.
Dr Sharma explains, “Lentils pack a good amount of protein, plus fiber and iron, which help with digestion and keep your energy steady all day.” For people trying to manage weight or diabetes, this steady release of energy matters more than just the protein number.
Dry chickpeas contain around 19 grams of protein per 100 grams. Once cooked, the protein content adjusts based on water absorption, but they remain a strong source.
They also contain plant compounds and soluble fiber that support heart health. According to a study published in the NIH diets rich in legumes are linked with lower risk of cardiovascular disease.
Dr Sharma says, “Chickpeas and kidney beans also give you a lot of protein and have important plant compounds that are good for your heart.” Chickpeas are versatile. They fit into curries, salads, roasted snacks, and hummus. This variety makes it easier to maintain long-term dietary habits.
Paneer provides about 18 grams of protein per 100 grams. It is rich in casein, a slow-digesting protein. This means it releases amino acids gradually into the bloodstream.
Dr Singh notes that paneer “takes a long time to digest which keeps you full longer and helps your muscles heal.” For people who exercise regularly, this slow release may support muscle recovery overnight. It also offers calcium, which supports bone health.
Greek Yogurt: Double protein, plus gut support
Greek yogurt contains roughly 10 grams of protein per 100 grams, often double that of regular curd. It also contains probiotics that help maintain a healthy gut.
The National Institute of Nutrition highlights fermented dairy as beneficial for digestion due to its live cultures.
Dr Sharma explains, “Greek yogurt's got double the protein of regular yogurt, which is awesome for your muscles, bones, and gut.”
A healthy gut affects more than digestion. It influences immunity and even mood through the gut-brain connection.
Kidney beans, commonly known as rajma, provide roughly 8-9 grams of protein per 100 grams when cooked. They are rich in iron, potassium, and soluble fiber, which supports heart health and helps control cholesterol levels. Their combination of protein and complex carbohydrates ensures slow digestion and steady energy release.
Dr Sharma notes, “Chickpeas and kidney beans also give you a lot of protein and have important plant compounds that are good for your heart.” Including rajma in regular meals does more than meet protein needs; it supports blood health and keeps hunger in check for longer hours.
Soy foods: Plant protein that rivals meat
Soy products such as tofu and tempeh contain protein levels comparable to animal foods. They are also complete proteins.
Dr Sharma points out, “If you're into plant-based stuff, soy foods like tofu and tempeh are just as good as animal proteins.”
Soy also contains isoflavones, plant compounds studied for their potential heart benefits. According to research supported by the National Institutes of Health (NIH), moderate soy intake is considered safe for most people and may support cardiovascular health.
Protein is not just about grams per serving. It is about what travels with that protein. Fish provides omega-3 fatty acids. Lentils bring fiber. Yogurt delivers probiotics. Soy offers plant compounds. Paneer provides calcium.
Dr Sharma sums it up clearly: “Eating a mix of protein sources is usually better for your long-term health than just sticking to one type of food.”
A mixed plate supports muscle repair, hormonal balance, immunity, and steady energy. It also reduces the risk of nutrient gaps.
The takeaway is simple. Fish remains a strong protein source. But it is not the only one. A thoughtful mix of vegetarian proteins can match or even exceed fish in protein content, while adding fiber and other protective nutrients.
Medical experts consultedThis article includes expert inputs shared with TOI Health by:Dr Anshul Singh, Team Leader, Clinical Nutrition and Dietetics Department at Artemis HospitalsDr Payal Sharma, Chief Dietitian at Dharamshila Narayana Superspeciality Hospital, DelhiInputs were used to explain about the vegetarian alternatives to protein and whether it can prove to be more beneficial than fish
