You can send your questions directly to Dr Rajani here: https://rajanimd.com/askme/
Once you submit your information, you will be taken to a page where you can record your voice message online. Your question may also get featured on his YouTube Channel as well. The Doctor typically responds in 24 to 48 hours.
You can also message on his Instagram page:
https://www.instagram.com/rajanimdskincare/
Or you can comment on his videos on his YouTube channel:
https://www.youtube.com/RajaniMDskincare