This is a 6 disk nutrition plan from Cyclo-Core. The link can explain it better than I can:
http://cyclo-core.com/FUEL/nutritionplan.html

Originally $125 they have it on sale for $100 + s&h. Asking $60, paypal only. I viewed the first 2 cds and then life happened and now I have other priorities. In excellant condition - like new. PM with any questions.