there are many other natural foods that have been proven to prevent diseases.

there are many other natural foods that have been proven to help us keep healthy.

둘다 같은 내용의 문장이긴 한데요..
저기서 부정사의 쓰임이 알고싶어요
제가 생각하기엔,

(there) are many other natural foods (that have been proven) to help us keep healthy.
v s

해서natural foods를 꾸며주는형용사적용법으로 생각이되는데
맞는지 궁금합니다.알려주세요 ㅠㅠ