diff --git a/doc/api/buffer.md b/doc/api/buffer.md
index c72590cb71538c..6c587f58d7c4a4 100644
--- a/doc/api/buffer.md
+++ b/doc/api/buffer.md
@@ -513,6 +513,23 @@ added:
 Returns a promise that fulfills with an {ArrayBuffer} containing a copy of
 the `Blob` data.
 
+#### `blob.bytes()`
+
+<!-- YAML
+added:
+  - v22.3.0
+  - v20.16.0
+-->
+
+The `blob.bytes()` method returns the byte of the `Blob` object as a `Promise<Uint8Array>`.
+
+```js
+const blob = new Blob(['hello']);
+blob.bytes().then((bytes) => {
+  console.log(bytes); // Outputs: Uint8Array(5) [ 104, 101, 108, 108, 111 ]
+});
+```
+
 ### `blob.size`
 
 <!-- YAML