A Doctor Shares 5 Ways This Anti-Cancer ‘Supernutrient’ Preserves Your Youth And Extends Lifespan
June 23, 2025 by Mariam Qayum
If you’re looking to live longer, age gracefully, and protect your body from disease, there’s one supernutrient you may want to start adding to your plate: fisetin. According to Dr. Shantani, MD—a Harvard-trained nutritionist—this plant compound could be a game-changer for both longevity and youthfulness.
“A major cause of physical aging is the accumulation of old cells that can lead to cancer and cause aging of the skin,” Dr. Shantani explained in a recent Instagram video. “These cells should be recycled in a process called autophagy or apoptosis. This makes way for healthier, more youthful cells.”
Fisetin has been shown to trigger this essential cellular recycling process. In fact, Dr. Shantani points to studies on mice, saying, “When given this nutrient, mice lived 10 percent longer than expected.” But that’s just the beginning of what this compound can do.
Here are five reasons he says fisetin helps preserve youth and may extend lifespan: