diff --git a/Gemfile b/Gemfile
index e944789eef..3df788509a 100644
--- a/Gemfile
+++ b/Gemfile
@@ -25,6 +25,8 @@ gem "activerecord-import"
 gem "db2fog", github: "openfoodfoundation/db2fog", branch: "rails-6"
 gem "fog-aws", "~> 2.0" # db2fog does not support v3
 
+gem "valid_email2"
+
 gem "catalog", path: "./engines/catalog"
 gem 'dfc_provider', path: './engines/dfc_provider'
 gem "order_management", path: "./engines/order_management"
diff --git a/Gemfile.lock b/Gemfile.lock
index abce394c01..dcbb6f0cd5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -633,6 +633,9 @@ GEM
       get_process_mem (~> 0)
       unicorn (>= 4, < 7)
     uniform_notifier (1.14.2)
+    valid_email2 (4.0.0)
+      activemodel (>= 3.2)
+      mail (~> 2.5)
     view_component (2.35.0)
       activesupport (>= 5.0.0, < 8.0)
       method_source (~> 1.0)
@@ -792,6 +795,7 @@ DEPENDENCIES
   uglifier (>= 1.0.3)
   unicorn-rails
   unicorn-worker-killer
+  valid_email2
   view_component
   view_component_storybook
   web!
diff --git a/app/models/customer.rb b/app/models/customer.rb
index 9d38bc7427..43bc2cf9e8 100644
--- a/app/models/customer.rb
+++ b/app/models/customer.rb
@@ -20,7 +20,7 @@ class Customer < ApplicationRecord
   before_validation :empty_code
 
   validates :code, uniqueness: { scope: :enterprise_id, allow_nil: true }
-  validates :email, presence: true,
+  validates :email, presence: true, 'valid_email_2/email': true,
                     uniqueness: { scope: :enterprise_id, message: I18n.t('validation_msg_is_associated_with_an_exising_customer') }
   validates :enterprise, presence: true