Source
Source
Diet
Form
B-12 Density
Standard or Relative Deviation
Mass Required
Data Source
Country
Link to Buy
Amazon Rating
Ivory shell snail (Babylonia japonica, viscera)
- Pescatarian
Green laver seaweed (Ulva, whole)
- Vegan
- + 4
Maesaengi seaweed (Capsosiphon fulvescens, whole)
- Vegan
- + 4
Purple laver seaweed (Porphyra sp, whole)
- Vegan
- + 4
Skipjack tuna (Katsuwonus pelamis, dark muscle)
- Pescatarian
Clams (Bivalve molluscs)
- Pescatarian
Oysters (Bivalve molluscs)
- Pescatarian
Mussels (Bivalve molluscs)
- Pescatarian
Cattle (Bos taurus, liver)
Raw52.804.55Watanabe and Bito (2018)Purple laver seaweed (Porphyra sp, whole)
- Vegan
- + 4
Chicken (Gallus domesticus, liver)
Raw44.405.41Watanabe and Bito (2018)4.6Round herring (Etrumeus micropus, viscera)
- Pescatarian
Sea buckthorn (Hippophae rhamnoides, berry)
- Vegan
- + 4
Salmon (Salmonidae, egg-laden ovary)
- Pescatarian
Ivory shell snail (Babylonia japonica, meat)
- Pescatarian
Pig (Sus domesticus, liver)
Raw25.209.52Watanabe and Bito (2018)United States4.4Round herring (Etrumeus micropus, viscera)
- Pescatarian
Couch grass (Elymus repens, whole)
- Vegan
- + 4
Mullet (Mugilidae, roe)
- Pescatarian
Turban shell snail (Turdo Batillus cornutus, viscera)
- Pescatarian
White sturgeon (Acipenser transmontanus, roe)
- Pescatarian
Salmon (Salmonidae, roe)
- Pescatarian
Round herring (Etrumeus micropus, meat)
- Pescatarian
Elecampane sunflower (Inula helenium, whole)
- Vegan
- + 4
Green laver seaweed (Ulva, whole)
- Vegan
- + 4
Round herring (Etrumeus micropus, meat)
- Pescatarian
Sea buckthorn (Hippophae rhamnoides, berry)
- Vegan
- + 4
Maesaengi seaweed (Capsosiphon fulvescens, whole)
- Vegan
- + 4
Deer (Cervus elaphus hispanicus, meat)
Raw5.870.2240.89Soriano et al. (2020)Shiitake (Lentinula edodes, donko-type fruiting body)
- Vegan
- + 4
Pollack (Pollachius, roe)
- Pescatarian
Shiitake (Lentinula edodes, koushin-type fruiting body)
- Vegan
- + 4
Flying fish (Exocoetidae, roe)
- Pescatarian
Ivory shell snail (Babylonia japonica, viscera)
Green laver seaweed (Ulva, whole)
Maesaengi seaweed (Capsosiphon fulvescens, whole)
Purple laver seaweed (Porphyra sp, whole)
Skipjack tuna (Katsuwonus pelamis, dark muscle)
Clams (Bivalve molluscs)
Oysters (Bivalve molluscs)
Mussels (Bivalve molluscs)
Cattle (Bos taurus, liver)
Purple laver seaweed (Porphyra sp, whole)
Chicken (Gallus domesticus, liver)
Round herring (Etrumeus micropus, viscera)
Sea buckthorn (Hippophae rhamnoides, berry)
Salmon (Salmonidae, egg-laden ovary)
Ivory shell snail (Babylonia japonica, meat)
Pig (Sus domesticus, liver)
Round herring (Etrumeus micropus, viscera)
Couch grass (Elymus repens, whole)
Mullet (Mugilidae, roe)
Turban shell snail (Turdo Batillus cornutus, viscera)
White sturgeon (Acipenser transmontanus, roe)
Salmon (Salmonidae, roe)
Round herring (Etrumeus micropus, meat)
Elecampane sunflower (Inula helenium, whole)
Green laver seaweed (Ulva, whole)
Round herring (Etrumeus micropus, meat)
Sea buckthorn (Hippophae rhamnoides, berry)
Maesaengi seaweed (Capsosiphon fulvescens, whole)
Deer (Cervus elaphus hispanicus, meat)
Shiitake (Lentinula edodes, donko-type fruiting body)
Pollack (Pollachius, roe)