Both ingredients can fade hyperpigmentation and increase collagen production. Vitamin C (depending on the percentage) can be more harsh for sensitive skin types. Or, you might want to use niacinamide if you have acne-prone skin, and leverage Vitamin C for fading post-acne marks and dark spots.
Niacinamide hands down for me. It has been incredibly effective while vitamin C didn't seem to do a lot. Niacinamide completely obliterated a large sunspot that I had, as well as red marks left from breakouts.
In the clinical studies, niacinamide significantly decreased hyperpigmentation and increased skin lightness compared with vehicle alone after 4 weeks of use. Conclusions: The data suggest niacinamide is an effective skin lightening compound that works by inhibiting melanosome transfer from melanocytes to keratinocytes.
Three of the best vitamins for lightening dark spots are vitamin C, vitamin B12, and vitamin E. Vitamin C helps your skin produce more collagen while inhibiting the formation of melanin. Vitamin B12 also promotes collagen formation while supporting the growth of new skin cells.
Both components have the ability to reduce hyperpigmentation and boost collagen synthesis. For skin types that are more sensitive, vitamin C may be more harsh, depending on the percentage. If you are prone to acne, you may also wish to utilize niacinamide, and use vitamin C to lighten dark spots and scars left by acne.
WHEN TO EXPECT VISIBLE IMPROVEMENTS. In skincare, patience is a virtue. And with niacinamide, the wait is definitely worthwhile. Scientific studies suggest it takes around eight weeks when using niacinamide to see visible improvements in hyperpigmentation, although some users may see benefits more quickly than that.
Niacinamide and retinol are popular skin care ingredients that can treat acne, hyperpigmentation, and signs of aging. While they have similar effects, retinol is more potent. However, it may also cause more significant side effects. It is possible to use the ingredients alone or in combination.
Hydroquinone. Topical HQ is regarded as the gold standard for the treatment of facial hyperpigmentation. HQ is a bleaching agent that acts by inhibiting tyrosinase to limit melanin production in the skin.
Some may also have skin discoloration due to using niacinamide combined with other active ingredients that are too harsh for your skin type. Niacinamide can also cause problems when it's mixed with the following substances: Acids, including lactic acid, glycolic acid, and azelaic acid.
Yes, you can use vitamin C with niacinamide and hyaluronic acid. To layer them, apply vitamin C first after cleansing, let it absorb, then apply niacinamide. Finish with hyaluronic acid to lock in moisture.
Niacinamide is effective in brightening skin tone, reducing hyperpigmentation, & diminishing fine lines and wrinkles. It also has anti-inflammatory properties, making it beneficial for treating acne & reducing redness.
Another way of applying them is to alternate the time of day you use them on the skin, many prefer to benefit from the glow of vitamin C opting to apply it in the morning, following this with niacinamide in the evening to counteract any damage caused to the skin throughout the day.
The choice should come down to what you're looking to do for your skin. While vitamin C is most notable for helping to brighten and improve hyperpigmentation, retinol is typically considered best-in-class for wrinkles and fine lines.
Both ingredients can fade hyperpigmentation and increase collagen production. Vitamin C (depending on the percentage) can be more harsh for sensitive skin types. Or, you might want to use niacinamide if you have acne-prone skin, and leverage Vitamin C for fading post-acne marks and dark spots.
Now, most people can tolerate niacinamide well even at 10% twice daily. But if you have a mysterious skin rash or unexplained irritation, it could be time to take a closer look at your niacinamide levels.
Brightening and Even Skin Tone (4-8 weeks): With continued use, you may start noticing a more noticeable improvement in your skin's brightness and a reduction in the appearance of dark spots, hyperpigmentation, and discoloration.
Vitamin C can help reduce hyperpigmentation and even out skin tone, with noticeable results in as little as 3-4 weeks. After two months of use, users may experience significant fading of hyperpigmentation.
“Treatments containing ingredients like vitamin C, licorice root, and kojic acid help reduce hyperpigmentation by inhibiting tyrosinase, an enzyme responsible for the formation of skin-darkening melanin," says Ni'Kita Wilson, a cosmetic chemist in New York City.
In the absence of SPF, you may notice at times that your skin is easily tanned. Either tan or your skin may have turned into a funny orange or peach-ish color. It is because Vitamin C is extremely potent but it can easily react with the air, light and heat in the environment to only make your skin appear darker.
For those looking to reduce pigmentation on the face, our vitamin C serum is expertly formulated to help visibly reduce hyperpigmentation. Our CeraVe Skin Renewing Vitamin C Serum for Anti-Ageing is enriched with 10% pure vitamin C to visibly brighten and even out your skin tone.
It can be caused by a variety of factors, from pregnancy hormones and birth control pills to acne and sun exposure. Depending upon the cause of your hyperpigmentation, it may eventually go away on its own, but melasma—the type that's caused by hormones—is the most stubborn.