Is the ingrendents in grey ban safe to use?

To accurately assess the safety of the ingredients labeled in grey, it's essential to know which specific ingredients are being referred to. Generally, the safety of cosmetic or food ingredients depends on their concentration, usage, and individual sensitivities. It's advisable to consult reliable sources, such as regulatory agencies or scientific studies, for specific ingredients. If you have concerns about particular ingredients, it may be best to consult a healthcare professional.