Vitamin C benefits for skin are broad. It helps collagen production, which in turn helps with wrinkles, fine lines, and firming skin. Vitamin C for skin also helps lighten brown spots and hyperpigmentation, for a more even skin tone and complexion. It helps keep skin healthy, and contributes to increased healing speeds, which can be benefical for certain types of scarring.

Vitamin C can help with healing the appearance of wounds from acne. Vitamin C has anti-inflammatory properties that can help in reducing swelling. Vitamin C is also beneficial for the healing of acne scars, thanks to its ability to increase collagen production. Collagen helps maintain healthy skin, and can aid in speeding up acne scar healing and recovery.

The best time to use a vitamin C serum or face serum is after cleansing your face, and before the application of additional skin care products like moisturizer. Apply as part of your morning skin care routine. When testing new products and ingredients on your skin, it is important to smart with small amounts to see how your skin reacts.

When using concentrated and acidic skin care ingredients like retinol and vitamin C there's a chance that using them together might lead to irritation or even reduced effectiveness. If you find your skin reacting negatively to a mix, try using them at different times or days rather than together. For example, applying vitamin C as part of your morning skin care routine, and retinol as part of your night time skin care routine.

Vitamin C and niacinamide can be used together at once or seperately in your skin care routine. These two ingredients share many similar benefits that makes using them together a good choice. They can help deal with wrinkles, fine lines & loss of firmness, as well as dullness in skin to achieve brighter, younger-looking and radiant skin. If smooth and bright skin is your goal, pursuing a combiniation of niacinamide and vitamin C is an optimal route to get there.