New figures from the Central Statistics Office show that monthly manufacturing prices - or factory gate prices - decreased by 0.2% in September. This compares to a fall of 2.1% the same time last year.
The CSO said that as a result, the annual percentage change showed a rise of 0.5% in September of this year.
In the month, the most significant price changes were seen in increases in printing and reproduction of recorded media, which rose by 4%. Beverages rose 0.4% while dairy products increased by 0.2%.
There were decreases in other food products including bread and confectionary (down 0.8%), meat products and basic pharmaceutical products and pharmaceutical preparations.
The figures reveal that the price of energy products decreased by 2.7% in the year since September, while petroleum fuels fell by 5%. But the monthly price index for energy products rose by 4% in September, while petroleum fuels rose by 1%.
They also show that all building and construction material prices rose by 1.6% in the year, with notable increases in stone, glass and PVC pipes and fittings.