Yes - that's right - it's OK and even BENEFICIAL to indulge yourself with a piece of delicious pumpkin pie this Thanksgiving! Thinking that this is some sort of cruel joke? Well think again! As Men's Health reports: Eating a large slice of pumpkin pie … will give you about 8,000 micrograms of beta-carotene, an amount Roswell Park Cancer Institute shows may halve a man's risk of the disease.