Dashicons

Adding Dashicons in WordPress Front-end

add_action( 'wp_enqueue_scripts', 'load_dashicons_front_end' );
function load_dashicons_front_end() {
    wp_enqueue_style( 'dashicons' );
}

Remove dashicons in frontend to non-admin

add_action( 'wp_enqueue_scripts', 'abstract_dequeue_dashicon' );
function abstract_dequeue_dashicon() {
    if (current_user_can( 'update_core' )) {
        return;
    }
    wp_deregister_style('dashicons');
}