Dose & Co - We're often asked whether all the collagen in our range is Bovine. You'll be happy to know that Dose & Co offers both Bovine & Marine collagen blends.
Thalgo Collagène 10,000 Natural Marine Collagen – Thalgo Australia
Food Supplement| Holland & Barrett
Amazon.com: Dose and Co Marine Collagen 7.795oz : Health & Household
Dose & Co Marine Collagen Powder | Sprint Fit NZ
Marine Collagen Plus Minerals Original Flavour 30 sachets