diff --git a/retail/interactive-tutorials/product/add-fulfillment-places.js b/retail/interactive-tutorials/product/add-fulfillment-places.js
index 97dbfc290a..6a0187bce3 100644
--- a/retail/interactive-tutorials/product/add-fulfillment-places.js
+++ b/retail/interactive-tutorials/product/add-fulfillment-places.js
@@ -15,8 +15,6 @@
 'use strict';
 
 async function main(generatedProductId) {
-  // [START retail_add_remove_fulfillment_places]
-
   // Imports the Google Cloud client library.
   const {ProductServiceClient} = require('@google-cloud/retail').v2;
   const utils = require('../setup/setup-cleanup');
@@ -87,7 +85,6 @@ async function main(generatedProductId) {
   // Delete product
   await utils.deleteProduct(product);
   console.log(`Product ${createdProduct.id} deleted`);
-  // [END retail_add_remove_fulfillment_places]
 }
 
 process.on('unhandledRejection', err => {
diff --git a/retail/interactive-tutorials/product/create-product.js b/retail/interactive-tutorials/product/create-product.js
index 6823b29bbf..2673167cfd 100644
--- a/retail/interactive-tutorials/product/create-product.js
+++ b/retail/interactive-tutorials/product/create-product.js
@@ -15,8 +15,6 @@
 'use strict';
 
 async function main(generatedProductId) {
-  // [START retail_create_product]
-
   // Imports the Google Cloud client library.
   const {ProductServiceClient} = require('@google-cloud/retail').v2;
   const utils = require('../setup/setup-cleanup');
@@ -71,8 +69,6 @@ async function main(generatedProductId) {
   // Delete product
   await utils.deleteProduct(createdProduct.name);
   console.log(`Product ${createdProduct.id} deleted`);
-
-  // [END retail_create_product]
 }
 
 process.on('unhandledRejection', err => {
diff --git a/retail/interactive-tutorials/product/crud-product.js b/retail/interactive-tutorials/product/crud-product.js
index bbf98d0110..eada4a5f6a 100644
--- a/retail/interactive-tutorials/product/crud-product.js
+++ b/retail/interactive-tutorials/product/crud-product.js
@@ -15,8 +15,6 @@
 'use strict';
 
 async function main(generatedProductId) {
-  // [START retail_crud_product]
-
   // Imports the Google Cloud client library.
   const {ProductServiceClient} = require('@google-cloud/retail').v2;
 
@@ -144,7 +142,6 @@ async function main(generatedProductId) {
   await callDeleteProduct();
   console.log(`Product ${createdProduct.id} deleted`);
   console.log('CRUD product finished');
-  // [END retail_crud_product]
 }
 
 process.on('unhandledRejection', err => {
diff --git a/retail/interactive-tutorials/product/delete-product.js b/retail/interactive-tutorials/product/delete-product.js
index f70256a892..8d9a87be43 100644
--- a/retail/interactive-tutorials/product/delete-product.js
+++ b/retail/interactive-tutorials/product/delete-product.js
@@ -15,8 +15,6 @@
 'use strict';
 
 async function main(generatedProductId) {
-  // [START retail_delete_product]
-
   // Imports the Google Cloud client library.
   const {ProductServiceClient} = require('@google-cloud/retail').v2;
   const utils = require('../setup/setup-cleanup');
@@ -47,7 +45,6 @@ async function main(generatedProductId) {
   console.log('Start deleting the product');
   await callDeleteProduct();
   console.log(`Product ${product.name} deleted`);
-  // [END retail_delete_product]
 }
 
 process.on('unhandledRejection', err => {
diff --git a/retail/interactive-tutorials/product/get-product.js b/retail/interactive-tutorials/product/get-product.js
index d9ae491326..5b9d8b0961 100644
--- a/retail/interactive-tutorials/product/get-product.js
+++ b/retail/interactive-tutorials/product/get-product.js
@@ -15,8 +15,6 @@
 'use strict';
 
 async function main(generatedProductId) {
-  // [START retail_get_product]
-
   // Imports the Google Cloud client library.
   const {ProductServiceClient} = require('@google-cloud/retail').v2;
   const utils = require('../setup/setup-cleanup');
@@ -54,7 +52,6 @@ async function main(generatedProductId) {
   // Delete product
   await utils.deleteProduct(name);
   console.log(`Product ${foundProduct.id} deleted`);
-  // [END retail_get_product]
 }
 
 process.on('unhandledRejection', err => {
diff --git a/retail/interactive-tutorials/product/get-products-list.js b/retail/interactive-tutorials/product/get-products-list.js
index 63317a0558..fae5634f62 100644
--- a/retail/interactive-tutorials/product/get-products-list.js
+++ b/retail/interactive-tutorials/product/get-products-list.js
@@ -15,8 +15,6 @@
 'use strict';
 
 async function main() {
-  // [START retail_get_products_list]
-
   // Imports the Google Cloud client library.
   const {ProductServiceClient} = require('@google-cloud/retail').v2;
 
@@ -45,7 +43,6 @@ async function main() {
   }
 
   callListProducts();
-  // [END retail_get_products_list]
 }
 
 process.on('unhandledRejection', err => {
diff --git a/retail/interactive-tutorials/product/import-products-big-query-table.js b/retail/interactive-tutorials/product/import-products-big-query-table.js
index 527240462c..1bb9944cf4 100644
--- a/retail/interactive-tutorials/product/import-products-big-query-table.js
+++ b/retail/interactive-tutorials/product/import-products-big-query-table.js
@@ -15,8 +15,6 @@
 'use strict';
 
 async function main() {
-  // [START retail_import_products_from_big_query]
-
   // Imports the Google Cloud client library.
   const {ProductServiceClient} = require('@google-cloud/retail').v2;
 
@@ -82,7 +80,6 @@ async function main() {
   console.log('Start import products');
   await callImportProducts();
   console.log('Import products finished');
-  // [END retail_import_products_from_big_query]
 }
 
 process.on('unhandledRejection', err => {
diff --git a/retail/interactive-tutorials/product/import-products-gcs.js b/retail/interactive-tutorials/product/import-products-gcs.js
index e07e9ee7db..4b6b4b4ea0 100644
--- a/retail/interactive-tutorials/product/import-products-gcs.js
+++ b/retail/interactive-tutorials/product/import-products-gcs.js
@@ -15,8 +15,6 @@
 'use strict';
 
 async function main(bucketName) {
-  // [START retail_import_products_from_gcs]
-
   // Imports the Google Cloud client library.
   const {ProductServiceClient} = require('@google-cloud/retail').v2;
 
@@ -75,7 +73,6 @@ async function main(bucketName) {
   console.log('Start import products');
   await callImportProducts();
   console.log('Import products finished');
-  // [END retail_import_products_from_gcs]
 }
 
 process.on('unhandledRejection', err => {
diff --git a/retail/interactive-tutorials/product/import-products-inline-source.js b/retail/interactive-tutorials/product/import-products-inline-source.js
index 4dea2f0b76..dcdcf86c14 100644
--- a/retail/interactive-tutorials/product/import-products-inline-source.js
+++ b/retail/interactive-tutorials/product/import-products-inline-source.js
@@ -15,8 +15,6 @@
 'use strict';
 
 async function main(id1, id2) {
-  // [START retail_import_products_from_inline_source]
-
   // Imports the Google Cloud client library.
   const {ProductServiceClient} = require('@google-cloud/retail').v2;
   const utils = require('../setup/setup-cleanup');
@@ -120,7 +118,6 @@ async function main(id1, id2) {
   // Delete imported products
   await utils.deleteProductsByIds(projectId, [product1.id, product2.id]);
   console.log('Products deleted');
-  // [END retail_import_products_from_inline_source]
 }
 
 process.on('unhandledRejection', err => {
diff --git a/retail/interactive-tutorials/product/remove-fulfillment-places.js b/retail/interactive-tutorials/product/remove-fulfillment-places.js
index a6b3756f04..c58c2eee9a 100644
--- a/retail/interactive-tutorials/product/remove-fulfillment-places.js
+++ b/retail/interactive-tutorials/product/remove-fulfillment-places.js
@@ -15,8 +15,6 @@
 'use strict';
 
 async function main(generatedProductId) {
-  // [START retail_remove_fulfillment_places]
-
   // Imports the Google Cloud client library.
   const {ProductServiceClient} = require('@google-cloud/retail').v2;
   const utils = require('../setup/setup-cleanup');
@@ -82,7 +80,6 @@ async function main(generatedProductId) {
   // Delete product
   await utils.deleteProduct(product);
   console.log(`Product ${createdProduct.id} deleted`);
-  // [END retail_remove_fulfillment_places]
 }
 
 process.on('unhandledRejection', err => {
diff --git a/retail/interactive-tutorials/product/set-inventory.js b/retail/interactive-tutorials/product/set-inventory.js
index 79083cad8d..749ea2378f 100644
--- a/retail/interactive-tutorials/product/set-inventory.js
+++ b/retail/interactive-tutorials/product/set-inventory.js
@@ -15,8 +15,6 @@
 'use strict';
 
 async function main(generatedProductId) {
-  // [START retail_set_inventory]
-
   // Imports the Google Cloud client library.
   const {ProductServiceClient} = require('@google-cloud/retail').v2;
   const utils = require('../setup/setup-cleanup');
@@ -106,7 +104,6 @@ async function main(generatedProductId) {
   // Delete product
   await utils.deleteProduct(createdProduct.name);
   console.log(`Product ${createdProduct.id} deleted`);
-  // [END retail_set_inventory]
 }
 
 process.on('unhandledRejection', err => {
diff --git a/retail/interactive-tutorials/product/update-product.js b/retail/interactive-tutorials/product/update-product.js
index dd309d50e8..75c62d8bb0 100644
--- a/retail/interactive-tutorials/product/update-product.js
+++ b/retail/interactive-tutorials/product/update-product.js
@@ -15,8 +15,6 @@
 'use strict';
 
 async function main(generatedProductId) {
-  // [START retail_update_product]
-
   // Imports the Google Cloud client library.
   const {ProductServiceClient} = require('@google-cloud/retail').v2;
   const utils = require('../setup/setup-cleanup');
@@ -79,8 +77,6 @@ async function main(generatedProductId) {
   // Delete product
   await utils.deleteProduct(updatedProduct.name);
   console.log(`Product ${updatedProduct.id} deleted`);
-
-  // [END retail_update_product]
 }
 
 process.on('unhandledRejection', err => {