A vegan diet is good for your body and your bank account. A groundbreaking study published in JAMA Network Open proves that switching to plant-based diets cuts food costs while boosting overall health.

Researchers found that people on a vegan diet saved nearly $900 a year on groceries compared to those on a traditional American diet. That is money that could go straight into your savings instead of your stomach.

Cutting out meat, dairy, and added fats made all the difference. The study showed that while plant-based eaters spent slightly more on vegetables, grains, and meat alternatives, they saved way more by avoiding pricey animal products. And it is not just about saving cash. This lifestyle shift also delivers impressive health benefits.

Vegan Diet Cuts Grocery Bills by 19%

The numbers don’t lie: A vegan diet trims daily food spending by $1.80. That is a 19% drop compared to the typical American diet packed with meat, dairy, and processed foods. Meanwhile, the Mediterranean diet - a mix of plant-based and healthy fats - actually costs more than the average American diet, adding 60 cents per day to grocery bills.

Pablo / Unsplash / For those already eating Mediterranean-style, going fully vegan could cut food costs by 25%, the study finds.

That is an extra $2.40 saved per day, or around $900 annually. The biggest savings come from eliminating meat, dairy, and fatty products, which easily outweigh the small increase in spending on vegetables, grains, and plant-based proteins.

The Health Benefits of a Vegan Diet

Saving money is great, but the real jackpot is your health. The study found that switching to a vegan diet improves weight, insulin sensitivity, and cholesterol levels. Researchers even linked plant-based eating to lower risks of obesity, Type 2 diabetes, and heart disease.

Even in the short term, the benefits are striking. Within just two months, participants who stuck to a vegan diet saw drastic reductions in their biological age. In other words, they were reversing the clock - not just feeling younger, but being younger at a cellular level.

Ditching Animal Products Makes You Healthier

Meat and dairy are not just expensive. They are packed with saturated fats, cholesterol, and inflammatory compounds. A vegan diet, on the other hand, floods your system with antioxidants, fiber, and essential nutrients. That is why people who eat plant-based tend to have lower rates of chronic disease and longer lifespans.

Jill / Pexels / While Mediterranean eaters enjoyed some health benefits, they didn’t see the same level of weight loss or metabolic improvements as those who went fully plant-based.

The message is clear: Cutting out animal products is good for your budget and will improve your well-being.

The Power of a Vegan Diet

The study didn’t just look at numbers. It studied real people making real changes. Researchers tested identical twins, where one followed a vegan diet and the other stuck to their usual eating habits.

Within just eight weeks, the vegan eaters showed measurable reductions in biological age. Their bodies were literally functioning as if they were younger.

Science backs it up: Eating plant-based is not just about feeling good in the moment. It has long-term benefits that could mean more years of health, energy, and savings. When you cut out animal products, you are not just investing in your future. You are getting immediate returns on both your health and your wallet.