। ॥
Meaning
Elements wasted away grow strong again by elements, as a man's body does here, by food and water and drink. So there is no growing for you, and no wasting.
Word for word
Elements, by elements, when wasted away, come to growth, as here a man's body does, by food, water, drink and the rest; so for you there is no growing, and for you there is no wasting.