Eczema is usually caused by stress or a food intolerance, Indian head massage will help relax you and if they use an almond oil that can help hydrate the scalp and will help also with circulation. Try avoiding any shampoos that contain sodium laureth sulfate this is in majority of shampoos which will dry and irritate the scalp more I have tried so many different shampoos but have have found this one the best a though its for babies its so gentle and effective https://www.arbonneinternational.co.uk/shop_online/showitem.asp?ProductId=850&menuId=18&withLinks=1
you will need this code to purshase it 441080539
Also take some supplements such as your omegas there is one called Dr udos oil which is fantastic helps keep moisture in the skin as well as balance out your hormones and reduce inflammation , Also be aware of what your eating and see if its certain food that bring it on alternatively you could go for a food intolerance test.
You can have a look at my blog which lists certain chemicals to look out for in products and why. I hjave also written about homemade hair oild you can do this will also help too
I hope this helps