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Statements of Operations (Unaudited) - USD ($)
3 Months Ended 9 Months Ended
Feb. 28, 2018
Feb. 28, 2017
Feb. 28, 2018
Feb. 28, 2017
Income Statement [Abstract]        
Sales $ 219,254 $ 157,586 $ 466,408 $ 464,064
Cost of sales 135,236 73,738 247,359 202,588
Gross profit 84,018 83,848 219,049 261,476
OPERATING EXPENSES:        
Marketing and selling expenses 36,767 22,600 74,631 81,756
Compensation and related taxes 8,235 25,691 20,657 67,552
Professional and consulting expenses 90,720 85,440 297,975 290,140
General and administrative 60,274 59,789 163,742 155,169
Total Operating Expenses 195,996 193,520 557,005 594,617
LOSS FROM OPERATIONS (111,978) (109,672) (337,956) (333,141)
OTHER INCOME (EXPENSE):        
Interest income 33 5 90 5
Interest expense and other finance charges (965) (3,071)
Other Income (Expense), Net (932) 5 (2,981) 5
LOSS BEFORE PROVISION FOR INCOME TAXES (112,910) (109,667) (340,937) (333,136)
Provision for income taxes
NET LOSS $ (112,910) $ (109,667) $ (340,937) $ (333,136)
NET LOSS PER COMMON SHARE - Basic and diluted $ (0.00) $ (0.00) $ (0.01) $ (0.01)
WEIGHTED AVERAGE COMMON SHARES OUTSTANDING:        
Basic and diluted 40,505,047 38,311,277 40,174,201 38,234,526