Consolidated Balance Sheets - USD ($)	Dec. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 1,851,000	$ 962,000
Accounts receivable, net of allowance	1,064,000	513,000
Inventories, net of allowance	120,000	241,000
Prepaid expenses and other current assets	118,000	85,000
Total current assets	3,153,000	1,801,000
Equipment, net of depreciation	287,000	61,000
Other non-current assets	124,000	69,000
Investment in South Korean joint venture	33,000	48,000
Right of use, operating lease, net of amortization	867,000	453,000
Clyra Medical prepaid marketing (Note 10)	394,000	591,000
Total assets	4,858,000	3,023,000
Current liabilities:
Accounts payable and accrued expenses	940,000	559,000
Debt obligations, net of discount (Note 4)	100,000	314,000
Deferred revenue	17,000	89,000
Lease liability	97,000	103,000
Deposits	184,000	79,000
Total current liabilities	1,576,000	1,374,000
Long-term liabilities:
Debt obligations, net of current (Note 4)	237,000	180,000
Lease liability, net of current	773,000	349,000
Total long-term liabilities	1,271,000	716,000
Total liabilities	2,847,000	2,090,000
COMMITMENTS AND CONTINGENCIES (Note 13)
STOCKHOLDERS’ EQUITY (DEFICIT):
Preferred Series A, $0.00067 Par Value, 50,000,000 Shares Authorized, -0- Shares Issued and Outstanding, at December 31, 2022 and December 31, 2021	0	0
Common stock, $0.00067 Par Value, 400,000,000 Shares Authorized, 278,462,706 and 255,893,726 Shares Issued, at December 31, 2022 and December 31, 2021	186,000	171,000
Additional paid-in capital	148,435,000	143,718,000
Accumulated deficit	(143,594,000)	(139,121,000)
Accumulated other comprehensive loss	(149,000)	(115,000)
Total BioLargo Inc. and subsidiaries stockholders’ equity	4,878,000	4,653,000
Non-controlling interest (Note 10)	(2,867,000)	(3,720,000)
Total stockholders’ equity	2,011,000	933,000
Total liabilities and stockholders’ equity	4,858,000	3,023,000
Entities, Excluding Partially Owned Subsidiary [Member]
Current liabilities:
Accounts payable and accrued expenses	940,000	559,000
Partially Owned Subsidiary [Member]
Current liabilities:
Accounts payable and accrued expenses	238,000	230,000
Long-term liabilities:
Debt obligations, net of current (Note 4)	$ 261,000	$ 187,000