Lysin Inositol B12 can usually be taken for 1 to 2 months, but if it is not well absorbed, you can increase the dosage time as prescribed by your doctor. Under normal circumstances to take lysine inositol B12, 1 ~ 2 months or so can see the effect; lysine inositol B12 is used for lysine deficiency caused by lack of appetite and stunted growth and other treatments. However, some people take lysine inositol B12 after the absorption is not very good, so in a short period of time can not achieve the desired results, this situation can be appropriate to extend the duration of the drug, can be added from the original basis of 2 to 3 months, and then go to the hospital for examination, when the body has enough energy, the symptoms are improved and then stop using the drug; lysine inositol B12 caused by the adverse reactions is not clear. It is contraindicated for those who are allergic to this product, and should be used with caution in allergic individuals. During taking Lysine Inositol B12, you should also make some adjustments from the diet, and it is recommended to eat more foods rich in vitamins and amino acids, such as vegetables, fruits, meat, dairy products and so on. If you feel unwell, you should go to the hospital in time and consult your physician for guidance.