Note 6 - Amortizable Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

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

					Accumulated
	Gross Carrying Amount				Amortization
	2019		2018		2019		2018
Distributorship and related agreements	$	2,060,000	$	2,060,000	$	1,547,290	$	1,437,423
Lunasin technology license		1,954,661		1,954,661		745,094		628,975
	$	4,014,661	$	4,014,661	$	2,292,384	$	2,066,398

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

	Intangible
	Amortization
2020	$	226,000
2021		226,000
2022		226,000
2023		226,000
2024		189,000