Question: what is the difference between nan optipro 1 and 2?
Answer: Q: What is the difference between NAN Supreme and NAN OPTIPRO? A: NAN Supreme is a partially hydrolysed formula from cow's milk, whereas NAN OPTIPRO is an intact formula (non-hydrolysed whey/casein) from cow's milk. Q: Can my baby stay on starter (stage 1) formula after 6 months, if it suits him/her better?