When it comes to finding the best vitamin C serum, there are a few critical factors to consider. Firstly, the concentration of vitamin C in the serum is crucial. A concentration of 10-20% is ...
But why? We tapped dermatologist Dr. Azadeh Shirazi to give us the inside scoop on the benefits of vitamin C for your skin. Mims adds that there’s not necessarily a right or wrong way when it comes to ...