I saw another N-acetylcarnosine website and it said that the preservative Benzyl Alcohol is not good. Is this true?
Definitely not true. Benzyl alcohol has long been utilized in ocular formulations as an FDA approved preservative. In the clinical trials conducted at the Helmholtz Institute in Moscow, five formulations were tested with varying preservatives and sources of N-acetylcarnosine. In the end there was one that far surpassed all expectations and parameters. Interestingly it was the formulation with the preservative benzyl alcohol in combination with a unique source and purity level of N-acetylcarnosine. Those who are claiming that benzyl alcohol causes burning do not understand the importance of the critical pH balance of ocular formulations. It is the incorrect balance of pH that can result in burning with some ocular formulations and not necessarily the preservative. Many customers use Nu-Eyes ™ for dry eye syndrome, contact lens use and for eye strain relief. It is this patented formulation that was tested over time and proven in controlled, clinical environments to reverse cataracts with