If you embed multiple item in the same page, make sure to include this line only once: <script id="cfEmbedJs" src="https://www.caloriefriend.com/js/embedapi.js"></script>
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<span id="cf_source" style="font-size:8pt">source: <a href="https://www.caloriefriend.com/en/food/168197-juice-apple-and-grape-blend-with-added-ascorbic-acid/2">caloriefriend.com</a></span>