Telling good science from bad (a cautionary tale)
Recently I came across the claim that cystic fibrosis (CF) can be cured by diet.
Recently I came across the claim that cystic fibrosis (CF) can be cured by diet.
New Zealand soils are deficient in selenium and this can cause serious health problems for animals. A 500kg animal needs about 1mg selenium daily. There is no evidence that New Zealand adults need selenium supplements and this situation has been described as "a deficiency in search of a syndrome".