Bovine: If the thing is this term on pubmed, it means that the product contains beef-derived collagen. Bovine collagen, as documented in PubMed, is large in the two Forms I and II collagens. That is supported by a PubMed posting which suggests a relationship in between breast cancer as well https://www.onehealth.sg/2021/12/06/liveon-the-ultimate-age-reversing-beverage/