Bovine: If the thing is this phrase on pubmed, it means that the product incorporates beef-derived collagen. Bovine collagen, as documented in PubMed, is large in each Styles I and II collagens. When you’re ready to the treatment method, a technician or dermatologist will rub gel on the clean skin. https://www.onehealth.sg/2021/12/06/liveon-the-ultimate-age-reversing-beverage/