diff --git a/packages/smooth_app/lib/pages/product/nutrition_add_nutrient_button.dart b/packages/smooth_app/lib/pages/product/nutrition_add_nutrient_button.dart
index 4cd2c81285f6..126a35e5dc42 100644
--- a/packages/smooth_app/lib/pages/product/nutrition_add_nutrient_button.dart
+++ b/packages/smooth_app/lib/pages/product/nutrition_add_nutrient_button.dart
@@ -1,3 +1,4 @@
+import 'package:diacritic/diacritic.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_gen/gen_l10n/app_localizations.dart';
 import 'package:openfoodfacts/openfoodfacts.dart';
@@ -55,9 +56,11 @@ class NutritionAddNutrientButton extends StatelessWidget {
                       controller: nutritionTextController,
                       onChanged: (String? query) => setState(
                         () => filteredList = leftovers
-                            .where((OrderedNutrient item) => item.name!
-                                .toLowerCase()
-                                .contains(query!.toLowerCase()))
+                            .where((OrderedNutrient item) =>
+                                removeDiacritics(item.name!)
+                                    .toLowerCase()
+                                    .contains(
+                                        removeDiacritics(query!).toLowerCase()))
                             .toList(),
                       ),
                     ),
diff --git a/packages/smooth_app/pubspec.yaml b/packages/smooth_app/pubspec.yaml
index d90223f6282d..a8292eea0b8b 100644
--- a/packages/smooth_app/pubspec.yaml
+++ b/packages/smooth_app/pubspec.yaml
@@ -44,6 +44,7 @@ dependencies:
   visibility_detector: 0.4.0+2
   assorted_layout_widgets: 7.0.0
   app_settings: 4.2.0
+  diacritic: 0.1.3
 
   camera: 0.10.3+2
   mobile_scanner: 3.1.0