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What is a plant-based diet, and is it healthy? Columbia University Irving Medical Center
Written by John Joseph Ojendras
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Table of Contents
Figure 2 shows the equivalent results for which there was evidence for a difference in risk between meat-eaters and vegans. Slight differences in the categorisation of the comparison group in some analyses are given in footnotes to Figures 1 and 2. While there are multiple ways to practice plant-based eating, not all PBDs are equally healthy. PBDs that involve mainly whole foods and limited processed foods generally provide more health benefits compared to PBDs involving refined grains, snacks, and desserts. For example, in a series of studies in the U.K., researchers tracked weight gain in meat-eating, fish-eating, vegetarian, and vegan men and women over a five-year period.
A Testimonial from Dr. Ornish’s Alzheimer’s Progression Reversal Study
Vitamin B-12 deficiency may go undetected in people who eat a vegan diet. This is because the vegan diet is rich in a vitamin called folate that can mask vitamin B-12 deficiency. For this reason, it’s important for vegans to consider vitamin supplements, vitamin-enriched cereals and fortified soy products.
Do older adults need more protein? How can they get enough on a plant-based diet?
Consuming the right kinds of foods is critical for heart disease prevention when following a plant-based diet, which is why adhering to a WFPB diet is the best choice. As you can see, the idea of a whole-foods, plant-based diet is to use animal products sparingly. For many people, animal products are the focus of most meals, from eggs and bacon for breakfast to steak for dinner. Nevertheless, health and wellness communities agree that diets emphasizing fresh, whole ingredients and minimizing processed foods are superior for overall wellness.
How to improve your gut health and gut microbiome
- However, the survey also showed that just 1 in 5 primary care practitioners discuss this lifesaving message with patients.
- Stock up on grains, canned beans, and canned or frozen fruits and veggies so you don’t have to shop every few days.
- Many studies have shown that plant-based diets are beneficial for weight loss.
- By offering nutrition recommendations, physical therapists can further aid patients in reducing pain levels, regaining or improving freedom of motion, and living life to their fullest potential.
- Prediabetes is when a person’s blood sugar is higher than normal but not yet at diabetic levels.
- Different species of microbes prefer certain types of prebiotics and polyphenols over others, so a wider variety of plants can encourage more “good” gut bugs.
Similarly, several other studies suggest that people following a healthy plant-based diet may have a lower risk of heart disease compared to meat eaters. For several other micronutrients, nutritional status is best assessed by measuring concentrations in the blood. Such analyses have shown that vegetarians and particularly vegans in EPIC-Oxford have lower plasma concentrations than meat-eaters of eicosapentaenoic acid, docosahexaenoic acid and vitamin D(13,14). Calcium intakes typically differ little between meat-eaters, fish-eaters and vegetarians, but are substantially lower in vegans; in the UK, milk and milk products supply 34% of dietary calcium in men and women aged 19-64(9). A plant-based diet puts plants at the center of the plate, rather than animal products. It emphasizes nourishing plant foods, such as fruits, vegetables, legumes, and whole grains.

Plant-Based Diets: Benefits for Your Health and the Environment
Eating more plants means getting more of those good-for-you vitamins, minerals, phytochemicals and fiber—many of which are nutrients we typically fall short on. To get the most out of a vegetarian diet, choose a variety of healthy plant-based foods. Nuts and legumes, such as lentils, beans and peanuts, also are considered healthy plant-based foods. Specifically, you’ll want to ensure you’re getting enough protein, calcium and vitamin B12. Soy milk is rich in protein and often fortified with calcium and vitamin B12.
ENSURE® PLANT-BASED PROTEIN
These dietary changes have caught the attention of businesses and created a unimeal reviews on reviews.io booming vegan market where even traditional meat industry giants have gotten into the faux meat game. Discover evidence-based education, practice resources and a global network that supports the therapeutic use of lifestyle change as the foundation of health care. Research indicates that a plant-based diet consisting of unrefined plant-based foods is the cornerstone of healthy longevity and may be the most important prescriptive tool to help patients achieve a longer life and better quality of life as they age.
High-fiber diets can help improve bowel movements by adding bulk to your poop, which means softer, healthier bowel movements. In one study, researchers saw lower levels of the inflammatory marker interleukin-6 when people with overweight or obesity followed a plant-based diet for 4 weeks. Studies have suggested that plant-based eating can help protect against several chronic health conditions. If you want to try eating a plant-based diet, here are some foods to focus on, to eat in moderation, and to limit. The terms vegan and vegetarian are often used interchangeably with plant-based, but they refer to different types of plant-based diets. According to research published in The American Journal of Clinical Nutrition, it takes 11 times more fossil energy and 100 times more water to produce animal protein than it does plant protein.
Risks and challenges
Evidence suggests that eating plant-based foods may help lower the risk of developing type 2 diabetes. At its core, a plant-based diet emphasizes eating foods /company-reviews/store/unimeal-com from all food groups in their most natural form. While reducing your meat and dairy intake is part of a plant-based diet, there are no strict rules. “Anyone who has a family history or other risk factors for heart disease may especially benefit from a plant-based diet,” says Wolfram. In addition, people with specific health conditions may find it challenging to thrive on a plant-based diet. For example, pregnant or breastfeeding women require increased protein and certain nutrients, which can be harder to obtain from plant-based sources alone.
Lower Diabetes Risk
Prediabetes is when a person’s blood sugar is higher than normal but not yet at diabetic levels. These tips will help you stay focused, improve your grocery shopping, and leave the foods you want to avoid at the store so you don’t have to resist them at home. Mushrooms are a great alternative to meaty burgers, and you can swap in lentils for ground beef. Making small adjustments by experimenting with new plants is a good place to start.
Vegans in EPIC-Oxford have a lower risk of diabetes, diverticular disease and cataracts and a higher risk of fractures, but for other conditions there are insufficient data to draw conclusions. Overall, the health of people following plant-based diets appears to be generally good, with advantages but also some risks, and the extent to which the risks may be mitigated by optimal food choices, fortification and supplementation is not yet known. Potentially deleterious differences noted in people following plant-based diets are the lower average intakes and plasma concentrations of vitamin B12, vitamin D and calcium (in vegans). Although not discussed in detail here, vegans also typically have low plasma concentrations of long-chain n-3 fatty acids, and low intakes of iodine unless they consume seaweed, fortified food, iodised salt or supplements. For all these nutrients more research is needed to determine whether there are adverse effects on health endpoints and importantly whether any risks can be prevented by adequate food fortification and/or supplementation, for example for vitamin B12.
Vitamins and minerals (micronutrients)
As the following research suggests, a plant-based diet may help reduce the likelihood that you’ll need medication, and also lower your risk of obesity and high blood pressure. “The fewer animal products you eat, the more difficult it can be to get (these nutrients) in adequate amounts,” Hertzler explains. The high fiber content of the WFPB diet, along with the exclusion of processed foods, is a winning combination for shedding excess pounds. Plant-based diets contain a higher number of plant compounds and antioxidants, which, according to some test-tube and animal studies, may help slow the progression of Alzheimer’s disease and reverse cognitive deficits.
Links to NCBI Databases
That’s great news for people who rely on Kate Farms for sole-source nutrition—all our formulas are vegan, meaning they’re plant-based and free of animal products. But they also provide huge benefits for those who use our formulas as supplemental nutrition. Usually we put an animal protein at the center of the plate at dinnertime, so going vegetarian one day a week is one way to cut back. If going meat-free for a meal feels like a stretch, then shift your perception and see if you can make animal protein more of a condiment than an anchor to your meal one night a week. The analysis of several studies shows that vegetarians have a 16% lower risk of UTIs compared to non-vegetarians. This confirms previous data suggesting that meat-bourne bacteria are a major contributor to the risk of UTIs.
Researchers have shown that a more plant-based diet may help prevent, treat, or reverse some of our leading causes of death, including heart disease, type 2 diabetes, and high blood pressure. Interventional studies of plant-based diets have shown, for example, 90 percent reductions in angina attacks within just a few weeks. Plant-based diet intervention groups have reported greater diet satisfaction than control groups, as well as improved digestion, increased energy, and better sleep, and significant improvement in their physical functioning, general health, vitality, and mental health. Studies have shown plant-based eating can improve not only body weight, blood sugar levels, and ability to control cholesterol, but also emotional states, including depression, anxiety, fatigue, sense of well-being, and daily functioning.
