Note 5 - Amortizable Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2018

Notes Tables

Schedule of Finite-Lived Intangible Assets [Table Text Block]

					Accumulated
	Gross Carrying Amount				Amortization
	2018		2017		2018		2017
Distributorship and related agreements	$	2,060,000	$	2,060,000	$	1,437,423	$	1,327,556
Lunasin technology license		1,954,661		1,954,661		628,975		512,857
	$	4,014,661	$	4,014,661	$	2,066,398	$	1,840,413

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

	Intangible
	Amortization
2019	$	226,000
2020		226,000
2021		226,000
2022		226,000
2023		226,000