Besides, adequate stocks position on higher supplies from producing regions put pressure on mentha oil prices.
At the Multi Commodity Exchange, mentha oil for delivery in February month fell by Rs 2.20, or 0.23 per cent to Rs 942 per kg in business turnover of 142 lots.
Likewise, the oil for delivery in March contracts eased by Rs 2.10, or 0.22 per cent to Rs 953 per kg in 29 lots.
Market analysts said besides fall in demand from consuming industries in the spot market, adequate stocks on higher supplies from producing region led to decline in mentha oil prices at futures trade.