A vegan diet takes care of most of what we need to do. But you'll also want to minimize the use of oils generally, because while olive oil and other vegetable oils are better for your heart than chicken fat, they are as fattening as animal fats.

In this quote, Neal Barnard explains the benefits of a vegan diet for overall health while offering a cautionary note about the use of oils. He suggests that a plant-based diet can meet most of our nutritional needs, providing a foundation for health and well-being. However, Barnard also emphasizes the importance of moderation when it comes to oils, even those derived from plants, such as olive oil and other vegetable oils. While these oils are healthier for the heart than animal fats, they are still high in fat and can contribute to weight gain if consumed in excess.

Barnard’s statement highlights the misconception that plant-based oils are always healthy. Despite being a better alternative to animal fats, oils, including those from vegetables, are still calorie-dense and can hinder weight management if used in large amounts. His advice suggests that, while a vegan diet can be very beneficial, people still need to be mindful of the fat content in foods, even if they are plant-based. This point reinforces the idea that calories and portion control are essential factors in a balanced diet.

The origin of this quote comes from Barnard's work as a physician and nutrition researcher, where he has long advocated for the health benefits of plant-based diets. His research has focused on how veganism can prevent and even reverse certain chronic diseases, such as heart disease and diabetes. However, his emphasis on limiting oils is part of his broader message that while vegan eating is beneficial, it is important to avoid excesses in any food group.

Ultimately, Barnard’s quote serves as a reminder that even the healthiest diets, like the vegan diet, require balance and careful attention to the types and quantities of food consumed. While plant-based oils may be a better choice than animal fats, they still need to be eaten in moderation to maintain a healthy weight and avoid the risk of excessive fat intake.