The redheaded royal shed 13kg while training for the London marathon last year, but by the look of these recent pics the 22-year-old is still dropping weight.
Her mother Sarah Ferguson is known for her life-long yo-yo dieting and was cruelly nicknamed "The Duchess of Pork" back in the day. So is Beatrice going down the same yo-yo path as her mum?
According to the Daily Mail, Bea is still super fit and is training for another marathon this year. But her diet of fruit, vegetables and water doesn't sound like much fun.
No wonder she's looking so skinny!
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