Inventories (Tables)

9 Months Ended

Sep. 30, 2017

Accounting Policies [Abstract]

Inventories

	Sep. 30, 2017			Dec. 31, 2016
Bulk ingredients	$	4,830,000		$	7,044,000
Reference standards		1,067,000			1,033,000
Dietary supplement - finished bottles		9,000			-
Dietary supplement - work-in-process		875,000			-
		6,781,000			8,077,000
Less valuation allowance		(166,000	)		(164,000	)
	$	6,615,000		$	7,913,000