1) Natural Health Products: Today there is a fad for natural health products like the herbal tea, Ginseng, white tea, etc, due to the fact that these products do not bring along side effects. This is thus a good option to be into an in-thing product. Only thing you should do before starting is the basic research.
2) Security Biometric Systems for Businesses: Since the industrial intelligence and identity theft are on the rise, these biometric systems have become boon to businesses that in turn is boon to you to sell such products.
3) Diet Lessons Business: Through major research worldwide conclusion is that most people are worried about their figure which leads to proper diet consciousness. So if you open up a Diet Clinic hiring dieticians or even if you publish a book if you yourself are a dietician you can be assured of your business.