fd026161_in_Pros___Cons_at_sustevol_com__Cons
[Protein Source] Bovine Colostrum [Pros] If taken from a cow within 48 hours after her calf is born, contains bioactive fractions that may be beneficial [Where Found] Milk secreted by a cow just after giving birth [Cons] 
Few solid research studies
Protein Pros & Cons at sustevol.com
Cons