Purple Sweet Potatoes: Are They The Secret to Longevity?

BBC One - How to Stay Young, Series 1, Can this purple vegetable be the secret to a long life?

A Longevity Snack - Japanese Purple Sweet Potatoes, Or Okinawa Sweet Potatoes » EatPlayFit

The Anti-Cancer Properties of Purple Sweet Potatoes – Beviva Foods

Healthy aging

Live Long & Purple: Purple Sweet Potatoes May Help You Live Longer

Purple sweet potato is the secret to living until 100 - but you may have to eat over half a kilo! - Mirror Online

Success is sweet for Arkansas farm

Eat Your Purples Metropolitan Market

Purple Sweet Potatoes, More Great News; Exemplifying the possibilities offered by deeply colored vegetables - Functional Formularies