Is it suitable for all skin?
It is not recommended for dark colour skin (the reason is given below the instruction). According to research on citric acid, It seems to be harmful on skin as it creates likelihood of sun damage, you can still use it (just follow our steps). It is only recommended for oily skin type as it citric acid will dry out your skin.
Steps to use lemons:Wash your face with lukewarm water and soap. Clean your face with towel.
Squeeze few fresh lemons and fill a 1/3 cup with lemon juice.
Take a cotton ball and dip one side in lemon juice.
Rub very gently on your face. It is better to cover all area for better result on all skin of face.
If you feel stinging. then you should little amount of water in lemon juice.
Do Not try to spread juice with finger or the oil on it will reduce effectiveness
Wash it after 15 minutes. It is better to apply sunscreen as citric acid can cause sun damage.
Lemons are useful for one week when stored in refrigerator. It can be used even after three weeks, If stored in sealed plastic bags.
You can also try: Honey and lemon mask
I want to share some of my experience.Once, one of my friend got attacked by acne. As he know, I(me) have faced acne and know various treatment to cure it. So, I suggest him to try lemon juice on skin which I heard from another friend. After few days, he complaint me that his skin is getting darker than it was before. I got totally confused by thinking ,"how lemon juice can make skin more dark?".
So, I got excited to see reason behind this. Researching many topics, I came across through an article clearly explained that lemon juice treatment for acne is not recommended for people with dark brown or black skin.
In simple way, dark skin contains large amount of melanocytes, pigment making cell. Lemon juice when comes in contact with this cell inc eases production of protective antioxidants leads to creation of extra pigments. This make the skin more darker. I explained him this politely and suggest him to rub potato instead of lemon. It helps to make skin colour light.
Does drinking lemon juice can cure acne?
This question has different answer which is not proven. Some say "yes" and some "no". But it indirectly reduces acne.Actually, lemon juice improves immune system and helps to remove toxins. According to new research, toxins in body increase few types of acne. So, it can cure acne depends on the type of it. This research in not proven, but many people still consider this as true.
Does lemon juice help acne scars?
Most people choose lemons to reduce scars. But, there is no proven research to proof this statement.
Using lemon and sugar scrub is a good idea to exfoliant and clean all dead cell from your skin. You can apply sugar on inner part of cutted lemon and rub it. This will help to lighten acne scars too.