Yes, this combination can help brighten your skin and even out your skin tone. NAC, alpha-lipoic acid, and Vitamin C are powerful antioxidants that work synergistically to boost your body's levels of glutathione, a compound that naturally inhibits melanin (pigment) production. Vitamin C also directly helps fade dark spots, while alpha-lipoic acid helps recycle these antioxidants to keep them active. While this combination supports a more radiant complexion, it typically results in a healthy, subtle brightening rather than dramatic whitening. For the best results, always pair this with daily sunscreen, and consult your doctor before starting new supplements.