The 5 Elements Fu can help you replenish any of the elements that you find yourself lacking.
The regular bundle for each individual element includes 1 fu.
The regular bundle for all 5 elements includes 1 fu of each element (5 fus in total).
The supreme bundle each individual element includes 5 fus.
The supreme bundle for all 5 elements includes 5 fu of each element (25 fus in total).