If Zero Rughe is too heavy in the summer, how can I make it lighter? 05 September 2024 13:11 Updated You can try adding a few drops of Siero #Hydra, mixing it in your hands and then applying it to your face. Related articles What’s the difference between Zero Time and Zero Smog? Can I use it even if I am 50 years of age? Can it be used as both a day cream and a night cream? Can I use it as a make-up base?