Add amd Edit new tabs

      // Modify/Remove Tabs
      add_filter( 'woocommerce_product_tabs', 'woo_remove_product_tabs', 98 );

      function woo_remove_product_tabs( $tabs ) {
         unset( $tabs['description'] );
         unset( $tabs['reviews'] );
         unset( $tabs['additional_information'] );

         return $tabs;
      }


      // Add new tabs
      add_filter( 'woocommerce_product_tabs', 'woo_new_product_tab' );

      function woo_new_product_tab( $tabs ) {

         // Adds the new tabs
         $tabs['desc'] = array(
            'title'     => __( 'Description', 'woocommerce' ),
            'priority'  => 50,
            'callback'  => 'woo_new_product_tab_description'
         );

         $tabs['ingredients'] = array(
            'title'     => __( 'Ingredients', 'woocommerce' ),
            'priority'  => 51,
            'callback'  => 'woo_new_product_tab_ingredients'
         );

         $tabs['tips'] = array(
            'title'     => __( 'Tips', 'woocommerce' ),
            'priority'  => 52,
            'callback'  => 'woo_new_product_tab_tips'
         );

         return $tabs;
      }

      function woo_new_product_tab_description( $tab_nicename, $tab_data ){
         global $product;

         // The new tab content
         echo '<div class="wc-tab--title"><div class="wc-section--title"><span>' . $tab_data['title'] . '</span></div></div>';
         echo '<div class="wc-section--content">' . wpautop($product->post->post_content) . '</div>';
      }

      function woo_new_product_tab_ingredients( $tab_nicename, $tab_data ){
         global $product;
         $tab_content = get_post_meta($product->post->ID, 'product_ingredients', true);

         // The new tab content
         echo '<div class="wc-tab--title"><div class="wc-section--title"><span>' . $tab_data['title'] . '</span></div></div>';
         echo '<div class="wc-section--content">' . wpautop($tab_content) . '</div>';
      }

      function woo_new_product_tab_tips( $tab_nicename, $tab_data ){
         global $product;
         $tab_content = get_post_meta($product->post->ID, 'product_tips', true);

         // The new tab content
         echo '<div class="wc-tab--title"><div class="wc-section--title"><span>' . $tab_data['title'] . '</span></div></div>';
         echo '<div class="wc-section--content">' . wpautop($tab_content) . '</div>';
      }