) Improves enteric health for visibly healthier calves. All natural product contains digested Cryptosporidium parvum egg derived proteins. In research trials, oocyst shedding and diarrhea were significantly reduced in treated calves after exposure to Crypto. Recommended dosage is 2 ml orally in both the morning and evening milk replacer feedings from birth to day 7 of life (each calf will receive a total of 28 ml). After this initial period, BoviCare does not require re-administration.