diff --git a/packages/babel-preset-env/README.md b/packages/babel-preset-env/README.md
index 9f417e76e7..1e968236c8 100644
--- a/packages/babel-preset-env/README.md
+++ b/packages/babel-preset-env/README.md
@@ -342,6 +342,8 @@ import "core-js/modules/es7.string.pad-start";
 import "core-js/modules/es7.string.pad-end";
 ```
 
+This will also work for `core-js` directly (`import "core-js";` or `require('core-js');`)
+
 #### `useBuiltIns: false`
 
 Don't add polyfills automatically per file, or transform `import "@babel/polyfill"` to individual polyfills.
diff --git a/packages/babel-preset-env/src/utils.js b/packages/babel-preset-env/src/utils.js
index 68205f05e7..714ce2d56f 100644
--- a/packages/babel-preset-env/src/utils.js
+++ b/packages/babel-preset-env/src/utils.js
@@ -86,7 +86,7 @@ export const filterStageFromList = (list: any, stageList: any) => {
 };
 
 export const isPolyfillSource = (source: string): boolean =>
-  source === "@babel/polyfill";
+  source === "@babel/polyfill" || source === "core-js";
 
 export const isRequire = (t: Object, path: Object): boolean =>
   t.isExpressionStatement(path.node) &&
diff --git a/packages/babel-preset-env/test/fixtures/preset-options/core-js/input.js b/packages/babel-preset-env/test/fixtures/preset-options/core-js/input.js
new file mode 100644
index 0000000000..bd6332b8ba
--- /dev/null
+++ b/packages/babel-preset-env/test/fixtures/preset-options/core-js/input.js
@@ -0,0 +1 @@
+import "core-js";
\ No newline at end of file
diff --git a/packages/babel-preset-env/test/fixtures/preset-options/core-js/options.json b/packages/babel-preset-env/test/fixtures/preset-options/core-js/options.json
new file mode 100644
index 0000000000..7c15d7db40
--- /dev/null
+++ b/packages/babel-preset-env/test/fixtures/preset-options/core-js/options.json
@@ -0,0 +1,11 @@
+{
+  "presets": [
+    ["../../../../lib", {
+      "targets": {
+        "chrome": 55
+      },
+      "modules": false,
+      "useBuiltIns": "entry"
+    }]
+  ]
+}
diff --git a/packages/babel-preset-env/test/fixtures/preset-options/core-js/output.js b/packages/babel-preset-env/test/fixtures/preset-options/core-js/output.js
new file mode 100644
index 0000000000..c240e3a175
--- /dev/null
+++ b/packages/babel-preset-env/test/fixtures/preset-options/core-js/output.js
@@ -0,0 +1,6 @@
+import "core-js/modules/es6.array.sort";
+import "core-js/modules/es7.string.pad-start";
+import "core-js/modules/es7.string.pad-end";
+import "core-js/modules/web.timers";
+import "core-js/modules/web.immediate";
+import "core-js/modules/web.dom.iterable";
diff --git a/packages/babel-preset-env/test/fixtures/preset-options/ios-6/output.js b/packages/babel-preset-env/test/fixtures/preset-options/ios-6/output.js
deleted file mode 100644
index c3fee8a175..0000000000
--- a/packages/babel-preset-env/test/fixtures/preset-options/ios-6/output.js
+++ /dev/null
@@ -1 +0,0 @@
-import "core-js";