Digest is used after these nouns:
news

easily
Some foods are digested more easily than others.

fully
partially
partially digested food

slowly

can
He has to avoid fat because his body can't digest it.

be easy to
be difficult to, be hard to
Cheese is very difficult to digest.
The news was hard to digest. (figurative)

Digest is used with these nouns as the object:
carbohydrate, food, implication, information, news