Note 7 - Revenue Recognition (Details Textual) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Allowance for Material Returns	$ 271,916		$ 271,916		$ 247,847
Cosmetic Ingredients [Member] | Non-US [Member] | Geographic Concentration Risk [Member] | Revenue Benchmark [Member]
Concentration Risk, Percentage	20.00%	26.00%	17.00%	24.00%
ASI [Member] | Non-US [Member] | Geographic Concentration Risk [Member] | Revenue Benchmark [Member]
Concentration Risk, Percentage	74.00%	71.00%	81.00%	69.00%
ASI [Member] | CHINA | Geographic Concentration Risk [Member] | Revenue Benchmark [Member]
Concentration Risk, Percentage	35.00%	23.00%	46.00%	27.00%