Significant Accounting Policies (Details) (USD $)	Sep. 27, 2014	Dec. 28, 2013
Inventories
Reference standards	$ 1,715,507	$ 1,769,160
Bulk ingredients	866,509	694,965
Inventory-gross	2,582,016	2,464,125
Less valuation allowance	295,930	260,000
Inventory-net	$ 2,286,086	$ 2,204,125