Business Segments - Schedule of Segment Financial Information (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2024 USD ($) reportable_segment	Sep. 30, 2023 USD ($)
Segment Reporting [Abstract]
Number of reportable segments | reportable_segment			3
Segment Reporting Information [Line Items]
Net sales	$ 25,580	$ 19,495	$ 70,472	$ 62,374
Cost of sales	9,340	7,526	27,083	24,531
Gross profit	16,240	11,969	43,389	37,843
Operating expenses:
Sales and marketing	7,044	6,035	20,753	19,918
Research and development	1,290	1,241	4,701	3,799
General and administrative	6,304	5,840	17,320	19,557
Total operating expenses	14,638	13,116	42,774	43,274
Operating income (loss)	1,602	(1,147)	615	(5,431)
Consumer Products segment
Segment Reporting Information [Line Items]
Net sales	18,123	17,400	54,121	51,924
Ingredients segment
Segment Reporting Information [Line Items]
Net sales	6,673	1,424	14,062	8,252
Analytical Reference Standards and Services segment
Segment Reporting Information [Line Items]
Net sales	784	671	2,289	2,198
Operating Segments | Consumer Products segment
Segment Reporting Information [Line Items]
Net sales	18,123	17,400	54,121	51,924
Cost of sales	6,512	6,024	19,451	18,387
Gross profit	11,611	11,376	34,670	33,537
Operating expenses:
Sales and marketing	6,918	5,934	20,291	19,599
Research and development	901	1,142	3,731	3,278
General and administrative	0	0	0	0
Total operating expenses	7,819	7,076	24,022	22,877
Operating income (loss)	3,792	4,300	10,648	10,660
Operating Segments | Ingredients segment
Segment Reporting Information [Line Items]
Net sales	6,673	1,424	14,062	8,252
Cost of sales	2,176	739	5,558	3,852
Gross profit	4,497	685	8,504	4,400
Operating expenses:
Sales and marketing	6	0	84	37
Research and development	389	99	970	521
General and administrative	0	0	0	0
Total operating expenses	395	99	1,054	558
Operating income (loss)	4,102	586	7,450	3,842
Operating Segments | Analytical Reference Standards and Services segment
Segment Reporting Information [Line Items]
Net sales	784	671	2,289	2,198
Cost of sales	652	763	2,074	2,292
Gross profit	132	(92)	215	(94)
Operating expenses:
Sales and marketing	120	101	378	282
Research and development	0	0	0	0
General and administrative	0	0	0	0
Total operating expenses	120	101	378	282
Operating income (loss)	12	(193)	(163)	(376)
Corporate and other
Segment Reporting Information [Line Items]
Net sales	0	0	0	0
Cost of sales	0	0	0	0
Gross profit	0	0	0	0
Operating expenses:
Sales and marketing	0	0	0	0
Research and development	0	0	0	0
General and administrative	6,304	5,840	17,320	19,557
Total operating expenses	6,304	5,840	17,320	19,557
Operating income (loss)	$ (6,304)	$ (5,840)	$ (17,320)	$ (19,557)