Skin, Hair and Nail Problems

I'm 40 year's old lady. Recently I started getting itching on my back and both arms. Took bath in hot water with neem leaves. Applied vaseline cream, tried nycil powder etc.but still my itching not gone completely. I get a slight relief when the above 2 methods are tried out. Please advice whether it is because of fungus or bacteria. Please advice on any cream or soap.

My dermatologist recommended UV Skrin spf 50 sunscreen for me but it's not available in nearby stores or online. Can you please recommend any alternative for this sunscreen. I have oily acne prone skin. Currently using Neutrogena Ultra sheer dry touch spf 50 sunscreen. This is making my skin oily.

I have acne on my skin . My skin is oily sensitive and acne prone , I tried Adoclear vitamin c serum but it caused me breakout. Can someone suggest me good vitamin c serum as per my skin type.

Sudden appearance of blister on upper lip since yesterday. No pain or fever. Advice treatment / medication Photo attached with this

Forehead skin is turning black. I am attaching a pic. Its black from 4 years. I don't know whats the issue.. pleasesuggest

I recently came to know that I have genital candidiasis, it's in a very little amount. Doesn't effect much, someday if I clean it doesn't occur. But sometimes it occurs back but it's not severe. Now I want to ask what would be the prescribed ointment to apply? Secondly, if I have to consult, am I supposed to consult a dermatologist? Thanks.

My brother who is 24 years of age has suddenly started getting black patches around his neck. Earlier it was one and now there are five patches. Please suggest something for it.

I just got my nose pierced 4 weeks back. A bump has come inside the nose and now if I try putting a nose pin it is hurting and bleeding . Pls help

I got married recently and due to water change at both places I started to get acne which is making me uncomfortable and size of acne also got increased

I have open pores and acne . I have some little bumps on my skin. Whenever i apply anything on my face it becomes oily. Please recommend me any facewash and moisturizer.