Obagi Obagi C20 Serum

Obagi C5 Serum Obagi C10 Serum Obagi C10 Serum Large Obagi C20 Serum Obagi C25 Serum Neo For all worries For those who want to put together aging care in one volume Contents 12mL 12mL 26mL 15mL 12mL Estimated usage per time 3-4 drops 3-4 drops 3-4 drops 3-4 drops 4-5 drops Concern level ★ ★★ ★★★★ ★★★★ ★★★★★ ★★★★★★ Skin's power to live. Obagi. Obagi believes that skin care is not just beauty, but is essential for healthy skin. Rather than decorating from the outside, we are developing based on an approach that focuses on the side, thinking about healthy and beautiful skin. Obagi C Serum Series FAQ Q. What is the difference between Obagi C5, Obagi C10, Obagi C20 and Obagi C25? One difference is the concentration of vitamin C (skin conditioning ingredient). Obagi C5, C10, C20, C25 and concentration are high. You can choose according to your skin sensitivity level. Q. I feel a little tingly...? In general, people with dry skin or those who are worried about rough skin may feel a little tingling sensation when Obagi C penetrates, but if it subsides quickly, there is no problem. However, if redness or irritation persists, discontinue use. There are various causes, but if you feel a strong tingling sensation, it is possible that there is something wrong with your skin and that the barrier function (ability to withstand external stimuli) is weakening. Q.The liquid color is slightly yellow when opening or after starting use.Can I still use it? The color of the formulation varies from colorless to yellow to brown, but there is no problem with quality.