Bethenny Frankel does not exercise or diet to 'stay thin' but was 'heavier' when 'always on a diet'

Bethenny Frankel flaunts her slim figure in patterned swimsuit as she hits the beach in the Hamptons

Every ‘Real Housewives’ Star Who Returned to the Franchise: Tamra Judge, Bethenny Frankel, More

Bethenny Frankel shows off her figure in a patterned bikini as she enjoys a beach day in Portofino