The blue-chip FTSE 100 gained 0.3% by 0717 GMT, with oil major Shell and miner Glencore among the top boosts as commodity prices gained on the back of a softening dollar. [MET/L] [O/R]
Unilever Plc climbed 2.2% to over 7-month highs after the consumer giant raised its full-year sales guidance as it hiked prices to counter soaring costs.
European stocks markets were broadly lower after Russia said it will cut gas supplies to Europe from Wednesday, while investors awaited a highly anticipated U.S. interest rate decision later this week.
Overnight, top U.S. retailer Walmart Inc slashed its profit forecast as surging prices for food and fuel prompted customers to cut back on discretionary purchases.
The midcap FTSE 250 index slipped 0.5%, with Travis Perkins, Britain's biggest seller of building materials, tumbling 7.3%.
Power generator Drax Group fell 2.5% despite reporting a rise in half-year profit.
(Reporting by Sruthi Shankar in Bengaluru; editing by Uttaresh.V)