Zentrum hydrolyzed marine collagen with calcium, magnesium, vitamins C and D and bamboo extract. Presentation: 300 capsules according to the title and 300 tablets according to the description. Vitamin C contributes to collagen formation for the normal function of bones and cartilage. Magnesium and vitamin D contribute to the maintenance of normal bones and normal muscle function. Per tablet: marine collagen (fish), 600 mg; calcium (calcium carbonate), 59 mg; magnesium (magnesium oxide), 53 mg; vitamin C, 10 mg; bamboo, 5 mg; vitamin D-3, 0.4 mg; and vanilla flavour. Daily amount (6 tablets): hydrolyzed collagen, 3600 mg; magnesium, 190 mg; calcium, 141 mg; vitamin C, 60 mg; bamboo, 30 mg; organic silicon (70%), 21 mg; vitamin D, 6.0 µg. The vitamin D values per tablet and per day do not match; please confirm the label information. Directions: take 6 tablets a day, 2 before the main meals (breakfast, lunch and dinner). Gluten free, contains fish. Not recommended for people allergic to fish.