diff --git a/x-pack/solutions/search/plugins/search_playground/server/lib/conversational_chain.test.ts b/x-pack/solutions/search/plugins/search_playground/server/lib/conversational_chain.test.ts
index 5cf09b4a50bb3..c4b9822e02ca9 100644
--- a/x-pack/solutions/search/plugins/search_playground/server/lib/conversational_chain.test.ts
+++ b/x-pack/solutions/search/plugins/search_playground/server/lib/conversational_chain.test.ts
@@ -511,7 +511,7 @@ describe('conversational chain', () => {
       expectedDocs: [
         {
           documents: [
-            { metadata: { _id: '1', _index: 'index' }, pageContent: 'field: ' },
+            { metadata: { _id: '1', _index: 'index' }, pageContent: '' },
             {
               metadata: { _id: '1', _index: 'website' },
               pageContent:
diff --git a/x-pack/solutions/search/plugins/search_playground/server/utils/context_document_mapper.test.ts b/x-pack/solutions/search/plugins/search_playground/server/utils/context_document_mapper.test.ts
index c48ec645222b1..55504c003df3e 100644
--- a/x-pack/solutions/search/plugins/search_playground/server/utils/context_document_mapper.test.ts
+++ b/x-pack/solutions/search/plugins/search_playground/server/utils/context_document_mapper.test.ts
@@ -69,4 +69,46 @@ describe('contextDocumentHitMapper', () => {
       },
     });
   });
+  it('should not include empty field values', () => {
+    const hit = {
+      _index: 'test-index',
+      _score: 1,
+      _id: 'id',
+      _source: {
+        text: 'foo bar baz',
+        other: '',
+      },
+    };
+    const contentField = { 'test-index': ['text', 'other'] };
+    const document = contextDocumentHitMapper(contentField)(hit);
+    expect(document).toEqual({
+      pageContent: 'text: foo bar baz',
+      metadata: {
+        _score: 1,
+        _id: 'id',
+        _index: 'test-index',
+      },
+    });
+  });
+  it('should handle all empty field values', () => {
+    const hit = {
+      _index: 'test-index',
+      _score: 1,
+      _id: 'id',
+      _source: {
+        text: '',
+        other: '',
+      },
+    };
+    const contentField = { 'test-index': ['text', 'other'] };
+    const document = contextDocumentHitMapper(contentField)(hit);
+    expect(document).toEqual({
+      pageContent: '',
+      metadata: {
+        _score: 1,
+        _id: 'id',
+        _index: 'test-index',
+      },
+    });
+  });
 });
diff --git a/x-pack/solutions/search/plugins/search_playground/server/utils/context_document_mapper.ts b/x-pack/solutions/search/plugins/search_playground/server/utils/context_document_mapper.ts
index a5fa841a0ec3d..c2cf0cf9972f5 100644
--- a/x-pack/solutions/search/plugins/search_playground/server/utils/context_document_mapper.ts
+++ b/x-pack/solutions/search/plugins/search_playground/server/utils/context_document_mapper.ts
@@ -14,8 +14,10 @@ export const contextDocumentHitMapper =
   (contentField: ElasticsearchRetrieverContentField) =>
   (hit: SearchHit): Document => {
     let pageContent: string = '';
-    const makePageContentForField = (field: string) =>
-      `${field}: ${getValueForSelectedField(hit, field)}`;
+    const makePageContentForField = (field: string) => {
+      const fieldValue = getValueForSelectedField(hit, field);
+      return fieldValue.length > 0 ? `${field}: ${fieldValue}` : '';
+    };
     if (typeof contentField === 'string') {
       pageContent = makePageContentForField(contentField);
     } else {
@@ -23,7 +25,10 @@ export const contextDocumentHitMapper =
       if (typeof pageContentFieldKey === 'string') {
         pageContent = makePageContentForField(pageContentFieldKey);
       } else {
-        pageContent = pageContentFieldKey.map((field) => makePageContentForField(field)).join('\n');
+        pageContent = pageContentFieldKey
+          .map((field) => makePageContentForField(field))
+          .filter((fieldContent) => fieldContent.length > 0)
+          .join('\n');
       }
     }