Business Segmentation and Geographical Distribution - Segment Financial Information (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) reportable_segment	Dec. 31, 2020 USD ($) reportable_segment
Segment Reporting [Abstract]
Number of reportable segments | reportable_segment	3	3
Segment Reporting Information [Line Items]
Net sales	$ 67,449	$ 59,257
Cost of sales	25,959	23,983
Gross profit	41,490	35,274
Operating expenses:
Sales and marketing	28,352	20,948
Research and development	3,832	3,415
General and administrative	36,379	30,765
Total operating expenses	68,563	55,128
Operating loss	(27,073)	(19,854)
Corporate and other
Segment Reporting Information [Line Items]
Net sales	0	0
Cost of sales	0	0
Gross profit	0	0
Operating expenses:
Sales and marketing	0	0
Research and development	0	0
General and administrative	36,379	30,765
Total operating expenses	36,379	30,765
Operating loss	(36,379)	(30,765)
Consumer Products segment
Segment Reporting Information [Line Items]
Net sales	56,705	47,090
Consumer Products segment | Operating segments
Segment Reporting Information [Line Items]
Net sales	56,705	47,090
Cost of sales	19,864	17,541
Gross profit	36,841	29,549
Operating expenses:
Sales and marketing	27,821	20,323
Research and development	3,427	2,972
General and administrative	0	0
Total operating expenses	31,248	23,295
Operating loss	5,593	6,254
Ingredients segment
Segment Reporting Information [Line Items]
Net sales	7,407	9,198
Ingredients segment | Operating segments
Segment Reporting Information [Line Items]
Net sales	7,407	9,198
Cost of sales	3,233	3,593
Gross profit	4,174	5,605
Operating expenses:
Sales and marketing	46	41
Research and development	405	443
General and administrative	0	0
Total operating expenses	451	484
Operating loss	3,723	5,121
Analytical Reference Standards and Services segment
Segment Reporting Information [Line Items]
Net sales	3,337	2,969
Analytical Reference Standards and Services segment | Operating segments
Segment Reporting Information [Line Items]
Net sales	3,337	2,969
Cost of sales	2,862	2,849
Gross profit	475	120
Operating expenses:
Sales and marketing	485	584
Research and development	0	0
General and administrative	0	0
Total operating expenses	485	584
Operating loss	$ (10)	$ (464)