Mentha oil futures prices fell by Rs 4.30 to Rs 918.60 per kg today as speculators locked in gains at prevailing levels amid slackened spot demand.
At the Multi Commodity Exchange, mentha oil prices for delivery in July declined by Rs 4.30, or 0.46%, to Rs 918.60 per kg in business turnover of 324 lots.
Likewise, the oil prices for delivery in August contract traded lower by Rs 3.80, or 0.40%, to Rs 932 per kg in 45 lots.
The fall in mentha futures prices was mostly due to profit booking by speculators after recent gains and sluggish demand from pharmaceutical units, analysts said.