How to show product parent category in woocommerce?

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function display_product_parent_category() {
    global $product;

    $categories = get_the_terms( $product->get_id(), 'product_cat' );

    if ( $categories && ! is_wp_error( $categories ) ) {
        $parent_categories = array();

        foreach ( $categories as $category ) {
            if ( $category->parent == 0 ) {
                $parent_categories[] = $category;
            }
        }

        if ( ! empty( $parent_categories ) ) {
            echo '<p>Parent Category: ' . $parent_categories[0]->name . '</p>';
        }
    }
}

add_action( 'woocommerce_single_product_summary', 'display_product_parent_category', 5 );