The loss of ability to absorb vitamin B 12 (B 12) is the most common cause of adult B 12 deficiency. Impaired absorption of vitamin B 12 may be due to a loss of intrinsic factor or to a number of other conditions that decrease production of gastric acid, which also plays a part in the absorption of B 12 from foods.
One of the best natural insect repellent is Lemon Balm. If you insist to go for organic route, Lemon Balm which contains high Citronellal contents is able to repel insects such as mosquitoes, flies, ants and etc. However, Lemon Balm does not deter butterflies or bees.
5 More Plants That Repel Biting Bugs. Lemon balm isnât the only herb on the block that keeps bugs at bay. Here are 5 more herbs that work as bug repellents. Like lemon balm, you can plant them in areas you want to keep bugs away from, or crush the leaves and rub them into your skin.