1 / 5Potato Juice- Potatoes have bleaching skin properties. Doesn't matter how dark your skin is regular use of potato can surely make your skin lighter in color. Potato also works on brunt skin, rub potato juice on brunt scar it will definitely go. 2 / 5Aloe Vera Gel- Apply fresh aloe vera on burn marks it will definitely help.3 / 5Banana Peel- If you have a deep mark, black mark, or any unwanted stain on the body, rub a banana peel on it. 4 / 5Onion Juice- Onion juice has anti-oxidant and anti-bacterial properties. It works to remove any kind of infection and blemishes on the skin. If you have a burn scar and any stain apply onion juice for 10 mins every week. 5 / 5Turmeric- Turmeric is also helpful in reducing dark marks. Make a paste by mixing milk in turmeric and apply it on the burn or cut mark and leave it for some time. This is the most effective remedy which can give you results within 3 to 4 days.