Unfortunately not based in Clapham but I have been to Sing Sing, based in London Bridge
http://www.xinsheng.co.uk/about-me.html and would recommend her. She is extremely knowledgeable about all things relating to fertility and is very easy to talk to, she felt a bit like a counsellor! I'm not sure how much the acupuncture helped me to get pregnant (I had acupuncture on and off for about 8 months without conceiving naturally) but I've been pregnant twice through IVF (sadly the first ended in a miscarriage) and I had acupuncture both times in the month or so leading up to treatment. There seems to be a lot of research out there that acupuncture can assist with conceiving so I went with the view that it certainly couldn't do any harm and I find it very relaxing. Feel free to PM me if you have any other qus