Significant Accounting Policies (Tables)

3 Months Ended

Mar. 29, 2014

Accounting Policies [Abstract]

Inventories

	March 29, 2014		December 28, 2013
Reference standards	$	1,772,865	$	1,769,160
Bulk ingredients		980,912		694,965
		2,753,777		2,464,125
Less valuation allowance		261,000		260,000
	$	2,492,777	$	2,204,125

Earnings per share

	Three Months Ended
	March 29, 2014		March 30, 2013
Basic weighted average common shares outstanding		106,076,361		94,626,120
Warrants and options in the money, net		4,855,625		3,298,337
Weighted average common shares outstanding assuming dilution		110,931,986		97,924,457