Vitamin C (ascorbic acid) ek bahut accha antioxidant hai jo free radicals ko neutralize karta hai aur skin ko damage se bachata hai. Yeh collagen banane mein madad karta hai aur hyperpigmentation, dark spots aur uneven skin tone ko kam karne mein helpful hai. Oil-based formulation mein iska stability zyada accha rehta hai aur isko dusre ingredients ke saath combine karna bhi zyada effective hota hai.