Remedies For Dark Neck There are various reasons for dark layer over neck and underarms. Skin color of human is determined by a complex polymer Melanin. Melanin is responsible for color of our skin tone. In medical terms hyper pigmentation of skin is known as acanthosis nigricans. You might wonder why my neck is dark and here are few causes: Before DIY: Take a clean towel and dip it in warm water. Squeeze the towel and wrap it along your neck area for 5minutes. This helps in opening up the skin pores and so that the remedies work efficiently. Or you can use steamer as well. Home Remedies For Dark Neck 1. Lemon and milk Scrub: Lemon is a rich source of vitamin C and citric acid and works wonders to brighten skin. The powerful a...