I use the Biotears product as it had been recommended by ophthalmologist. However about a year to two years back the Dr recommended another supplement. It is difficult for me to tell if the Biotears helped my dry eye condition or not.
Recently as I was thinking of reordering, I came across this in the internet which raised a few concerns, a warning letter from the FDA. I don't know if this has been addressed by Biosyntrix. https://www.fda.gov/ICECI/EnforcementActions/WarningLetters/ucm436272.htm
Also, the Biotears appears to be out of stock at the websites I use for supplements which makes me wonder if it is still being produced. read more