The technology is used for the calculation and display in the meters for accurate blood glucose levels is surpassed by none.  Many methodical reviews have been done on the accuracy and efficacy of the One Touch glucose meter and those reviews state that the meters are extremely reliable and accurate.

General One Touch Glucose Meter Features:

• Health care professional recommended
• Quick, gentle and simple way to see the effects of food on your blood glucose levels.  Many with results in 5 seconds
• Just a speck of blood from your finger, forearm, or palm is needed
• Use economical One Touch Test Strips with Fast draw Design
• Helpful diabetes books, DVDs and other materials incorporated (depending on model)
• One Touch meters are sold in kits containing a carry case, a lancing device, control solution, sample quantities of lancets, and a replacement cap for use with the sampling device when using alternative site testing
• Blood glucose test results displayed as plasma values

How to use a One Touch Glucose Meter:

• Wash hands with soap and warm water and dry completely or clean the area with alcohol and dry completely
• Prick the fingertip or other area with a lancet
• Hold the hand down and hold the finger until a small drop of blood appears; catch the blood with the test strip
• Follow the instruction for inserting the test strip and using the One Touch glucose meter
• Record the test result

Glucose meter performance factors:

• Hemocrit levels - Hemocrit values represent the amount of red blood cells in your blood.  The level of these values (higher or lower) will affect your true blood glucose test result
• Uric acid (naturally found in the blood) will affect your glucose reading since it may be that these levels are higher if you have diabetes
• Antioxidant glutathione levels be able to affect your blood glucose readings
• Antioxidant ascorbic acid (form of vitamin C) can impact your blood glucose readings
• Temperature, humidity level and altitude may impact your blood glucose test results