Table 6.

Provision of key essential nutrients from non-animal sources.

Nutrient	Major Source(s)
Methionine	Synthetic free amino acid [1]
Taurine	Synthetic [1,31]
Arachidonic acid	Algae extract [41,42,43]
EPA	Algae extract [41,42,43]
DHA	Algae extract [41,43]
Calcium	Inorganic minerals [1]
Phosphorus	Inorganic minerals [1] *
Vitamin D	Ergocalciferol [1]; lichen-derived cholecalciferol [44,45]

* Digestibility and bioavailability of inorganic phosphorus should be considered [46,47].