Business Segments - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Disaggregation of Revenue [Line Items]
Net sales	$ 22,153	$ 22,556
Subtotal Niagen® Related
Disaggregation of Revenue [Line Items]
Net sales	21,439	21,531
Tru Niagen®, Consumer Product
Disaggregation of Revenue [Line Items]
Net sales	17,351	17,633
Niagen® Ingredient
Disaggregation of Revenue [Line Items]
Net sales	4,088	3,898
Subtotal Other Goods and Services
Disaggregation of Revenue [Line Items]
Net sales	714	1,025
Other Ingredients
Disaggregation of Revenue [Line Items]
Net sales	0	226
Reference Standards
Disaggregation of Revenue [Line Items]
Net sales	681	775
Consulting and Other
Disaggregation of Revenue [Line Items]
Net sales	33	24
Consumer Products segment
Disaggregation of Revenue [Line Items]
Net sales	17,351	17,633
Consumer Products segment | Subtotal Niagen® Related
Disaggregation of Revenue [Line Items]
Net sales	17,351	17,633
Consumer Products segment | Tru Niagen®, Consumer Product
Disaggregation of Revenue [Line Items]
Net sales	17,351	17,633
Consumer Products segment | Niagen® Ingredient
Disaggregation of Revenue [Line Items]
Net sales	0	0
Consumer Products segment | Subtotal Other Goods and Services
Disaggregation of Revenue [Line Items]
Net sales	0	0
Consumer Products segment | Other Ingredients
Disaggregation of Revenue [Line Items]
Net sales	0	0
Consumer Products segment | Reference Standards
Disaggregation of Revenue [Line Items]
Net sales	0	0
Consumer Products segment | Consulting and Other
Disaggregation of Revenue [Line Items]
Net sales	0	0
Ingredients segment
Disaggregation of Revenue [Line Items]
Net sales	4,088	4,124
Ingredients segment | Subtotal Niagen® Related
Disaggregation of Revenue [Line Items]
Net sales	4,088	3,898
Ingredients segment | Tru Niagen®, Consumer Product
Disaggregation of Revenue [Line Items]
Net sales	0	0
Ingredients segment | Niagen® Ingredient
Disaggregation of Revenue [Line Items]
Net sales	4,088	3,898
Ingredients segment | Subtotal Other Goods and Services
Disaggregation of Revenue [Line Items]
Net sales	0	226
Ingredients segment | Other Ingredients
Disaggregation of Revenue [Line Items]
Net sales	0	226
Ingredients segment | Reference Standards
Disaggregation of Revenue [Line Items]
Net sales	0	0
Ingredients segment | Consulting and Other
Disaggregation of Revenue [Line Items]
Net sales	0	0
Analytical Reference Standards and Services segment
Disaggregation of Revenue [Line Items]
Net sales	714	799
Analytical Reference Standards and Services segment | Subtotal Niagen® Related
Disaggregation of Revenue [Line Items]
Net sales	0	0
Analytical Reference Standards and Services segment | Tru Niagen®, Consumer Product
Disaggregation of Revenue [Line Items]
Net sales	0	0
Analytical Reference Standards and Services segment | Niagen® Ingredient
Disaggregation of Revenue [Line Items]
Net sales	0	0
Analytical Reference Standards and Services segment | Subtotal Other Goods and Services
Disaggregation of Revenue [Line Items]
Net sales	714	799
Analytical Reference Standards and Services segment | Other Ingredients
Disaggregation of Revenue [Line Items]
Net sales	0	0
Analytical Reference Standards and Services segment | Reference Standards
Disaggregation of Revenue [Line Items]
Net sales	681	775
Analytical Reference Standards and Services segment | Consulting and Other
Disaggregation of Revenue [Line Items]
Net sales	$ 33	$ 24