diff --git a/src/main/java/com/finfellows/domain/educontent/application/EduContentService.java b/src/main/java/com/finfellows/domain/educontent/application/EduContentService.java
index d001dbe..891030d 100644
--- a/src/main/java/com/finfellows/domain/educontent/application/EduContentService.java
+++ b/src/main/java/com/finfellows/domain/educontent/application/EduContentService.java
@@ -7,6 +7,7 @@
 import com.finfellows.domain.educontent.dto.response.EduContentResponse;
 import com.finfellows.domain.post.domain.Post;
 import com.finfellows.domain.post.domain.repository.PostRepository;
+import com.finfellows.global.config.security.token.UserPrincipal;
 import jakarta.persistence.EntityNotFoundException;
 import lombok.RequiredArgsConstructor;
 import org.springframework.data.domain.Page;
@@ -58,14 +59,21 @@ public Page<EduContentResponse> getAllEduContents(Long userId, Pageable pageable
         return new PageImpl<>(eduContentResponses, pageable, eduContentPage.getTotalElements());
     }
 
-    public EduContentResponse getEduContent(Long id) {
+    public EduContentResponse getEduContent(UserPrincipal userPrincipal, Long id) {
         EduContent eduContent = eduContentRepository.findById(id)
                 .orElseThrow(() -> new EntityNotFoundException("EduContent not found with id: " + id));
 
+        Boolean isBookmarked = false;
+        if (userPrincipal != null) {
+            isBookmarked = eduContentBookmarkRepository.existsByUser_IdAndEduContent_Id(userPrincipal.getId(), id);
+        }
+
+
         return EduContentResponse.builder()
                 .id(eduContent.getId())
                 .title(eduContent.getTitle())
                 .content(eduContent.getContent())
+                .bookmarked(isBookmarked)
                 .build();
     }
 
diff --git a/src/main/java/com/finfellows/domain/educontent/presentation/EduContentController.java b/src/main/java/com/finfellows/domain/educontent/presentation/EduContentController.java
index 06f2367..cd1a6d1 100644
--- a/src/main/java/com/finfellows/domain/educontent/presentation/EduContentController.java
+++ b/src/main/java/com/finfellows/domain/educontent/presentation/EduContentController.java
@@ -64,8 +64,8 @@ public ResponseEntity<Page<EduContentResponse>> getAllEduContents(@CurrentUser U
             @Content(mediaType = "application/json", schema = @Schema(implementation = EduContentResponse.class))
     })
     @GetMapping("/{id}")
-    public ResponseEntity<EduContentResponse> getEduContent(@PathVariable Long id) {
-        EduContentResponse response = eduContentService.getEduContent(id);
+    public ResponseEntity<EduContentResponse> getEduContent(@CurrentUser UserPrincipal userPrincipal, @PathVariable Long id) {
+        EduContentResponse response = eduContentService.getEduContent(userPrincipal, id);
         return new ResponseEntity<>(response, HttpStatus.OK);
     }