While groundnut oil weakened on selling by stockists, refined palmolein also slipped on reduced retail offtake.
Linseed oil maintained a stable trend in the absence of any major buying from paint and allied industries.
In the non-edible section, castorseeds bold firmed up by Rs 25 per 100 kg to Rs 3,675 from last Saturday's closing level of Rs 3,650 and castor oil commercial added Rs 5 per 10 kg to Rs 765 from Rs 760.
Refined palmolein also edged down by Rs 2 per 10 kg to Rs 500 from Rs 502 last weekend.
Linseed oil closed unchanged at Rs 755 per 10 kg.