Product Structured Data Markup for Woocommerce Product

Add this to the head of your single-product.php page in the woocommerce directory of your theme. This will enable a rich result on Google, Rich pin on Pinterest etc

add_action( 'wp_head', 'ns_tc_product_json_ld' );
function ns_tc_product_json_ld(){
    global $product;
    ?>
    <script type="application/ld+json">
        {
        "@context": "http://schema.org/",
        "@type": "Product",
        "name": "<?php echo $product->get_name();?>",
        "image": 
            "<?php echo genesis_get_image(
                array(
                    'format' => 'url',
                    'size' => 'full',
                    
                )
                );?>",
        
        "description": "<?php echo get_post_meta(get_the_ID(), '_yoast_wpseo_metadesc', true);?>",
        "mpn": "<?php echo $product->get_sku();?>",
        "brand": {
            "@type": "Brand",
            "name": "My Brand"
        },
        <?php
        if ($product->get_review_count() > 0) { ?>
      "aggregateRating": {
        "@type": "AggregateRating",
        "ratingValue": "<?php echo $product->get_average_rating();?>",
        "reviewCount": "<?php echo $product->get_review_count();?>"
      },
      <?php } ?>
      "offers": {
        "@type": "Offer",
        "url": "<?php echo get_permalink();?>",
        "priceCurrency": "GBP",
        "price": "<?php echo $product->get_price();?>",
        "priceValidUntil": "2020-12-31",
        "itemCondition": "https://schema.org/NewCondition",
        "availability": "https://schema.org/InStock",
        "seller": {
          "@type": "Organization",
          "name": "My Organization"
        }
      },
      "sku": "<?php echo $product->get_sku();?>"
    }
</script>
<?php
}