In order to get to achieve your goals, you need objective, imperical methods to track your progress!
 
Body Fat Calculator
 

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Litmus Paper
 
Want a simple empirical method for testing whether you are overcarbing? Test your saliva pH after a meal, with Hydrion brand litmus paper. Tests pH levels between 6.0 – 8.0.
Price: $9.99
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Accu-Measure Fitness 3000 Personal Body Fat Tester
 
Doctors, personal trainers, and nutritionists recommend the periodic measurement of body fat for maintaining proper health status. Enjoy the ability to measure body fat easily by yourself, in the privacy of your own home, with the reliability and accuracy that is expected of today's registered medical devices. Recommended in Body-for-LIFE and endorsed by the World Natural Bodybuilding Federation, Accu-Measure Personal Body Fat Testers have gold standard accuracy to within 1.1% of underwater weighing results!
Price: $19.99