diff --git a/core/lib/Drupal/Core/Entity/ContentEntityBase.php b/core/lib/Drupal/Core/Entity/ContentEntityBase.php
index c46126e363..85e97f30c4 100644
--- a/core/lib/Drupal/Core/Entity/ContentEntityBase.php
+++ b/core/lib/Drupal/Core/Entity/ContentEntityBase.php
@@ -415,6 +415,13 @@ public function validate() {
   /**
    * {@inheritdoc}
    */
+  public function isValidated() {
+    return $this->validated;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
   public function isValidationRequired() {
     return (bool) $this->validationRequired;
   }
diff --git a/core/lib/Drupal/Core/Entity/ContentEntityInterface.php b/core/lib/Drupal/Core/Entity/ContentEntityInterface.php
index d045152f6a..887db66bb8 100644
--- a/core/lib/Drupal/Core/Entity/ContentEntityInterface.php
+++ b/core/lib/Drupal/Core/Entity/ContentEntityInterface.php
@@ -71,4 +71,12 @@ public function getLoadedRevisionId();
    */
   public function updateLoadedRevisionId();
 
+  /**
+   * Checks whether the entity has been validated.
+   *
+   * @return bool
+   *   TRUE if the entity has been validated, FALSE otherwise.
+   */
+  public function isValidated();
+
 }
diff --git a/core/tests/Drupal/KernelTests/Core/Entity/EntityValidationTest.php b/core/tests/Drupal/KernelTests/Core/Entity/EntityValidationTest.php
index bf2a147e0a..847e33f406 100644
--- a/core/tests/Drupal/KernelTests/Core/Entity/EntityValidationTest.php
+++ b/core/tests/Drupal/KernelTests/Core/Entity/EntityValidationTest.php
@@ -200,4 +200,19 @@ public function testCompositeConstraintValidation() {
     $this->assertEqual($constraint->coversFields(), ['name', 'type'], 'Information about covered fields can be retrieved.');
   }
 
+  /**
+   * Tests the isValidated() method on content entities.
+   */
+  public function testIsValidated() {
+    /** @var \Drupal\Core\Entity\ContentEntityInterface $entity */
+    $entity = $this->createTestEntity('entity_test_composite_constraint');
+    $this->assertFalse($entity->isValidated());
+    $entity->validate();
+    $this->assertTrue($entity->isValidated());
+    $entity->save();
+    $this->assertFalse($entity->isValidated());
+    $entity->validate();
+    $this->assertTrue($entity->isValidated());
+  }
+
 }