Many celebrities prioritize health and fitness with plant-based diets, opting to avoid meat and animal byproducts for various reasons. A 2023 review in the European Heart Journal noted that vegetarians often experience lower cholesterol levels, a reduced risk of obesity, and a lower chance of developing chronic diseases such as cardiovascular issues and diabetes. However, the review also cautioned about potential nutrient deficiencies from overly restrictive dietary habits.

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Ricky Martin became a vegetarian in 2013, stating on "The Ellen DeGeneres Show" that he no longer consumes meat and feels great as a result, noting stable cholesterol and improved energy levels. His decision was celebrated by PETA, which featured him on a special postal stamp sheet that year. Martin mentioned in a 2021 Vogue interview the health benefits he experienced since adopting the diet, including incorporating dishes like spiced mango chutney into his regimen.

Carrie Underwood identifies closely with a vegan lifestyle, though she occasionally consumes eggs and cheese, especially during her pregnancy. She initially referred to herself as vegan in a 2014 Entertainment Tonight interview but later described herself as a "wannabe vegan" in a 2025 VegNews discussion, indicating a flexible approach influenced by her dietary needs over time.

Forest Whitaker, an accomplished actor and director, became a vegetarian nearly two decades ago. In a PETA testimonial from 2008, he praised his dietary choice and shared insights about maintaining his vegetarianism while filming in Uganda, where he found numerous plant-based meal options.

Tennis legend Venus Williams attributes her abilities to return to competitive play partly to her "chegan" diet, balancing cheat meals and vegan options. She enjoys a lot of fruits and vegetables, with occasional egg whites, which she credits for enhancing her athletic performance and skin health. Her sister, Serena Williams, has also adopted a predominantly plant-based diet after witnessing the benefits it brought to Venus.

Zendaya committed to vegetarianism at the age of 11 after learning about animal welfare. Despite not being fond of vegetables, she maintains her diet by opting for foods like pancakes and ice cream instead of traditional plant-based dishes. She expressed her motivations for vegetarianism in a 2016 announcement on her now-defunct app, emphasizing her love for animals over any culinary preference.