Prime Minister Datuk Seri Anwar Ibrahim on May 26 assured Malaysians that petrol and diesel supplies remain stable despite conflicts in West Asia, and that subsidised RON95 petrol will stay at RM1.99 per litre [1, 2, 3, 4]. He noted Malaysia’s good relations with Iran helped ensure sufficient oil supply until at least July, despite earlier diesel disruptions due to rising insurance and shipping costs. "When we faced difficulties involving our ships and oil supply passing through the Strait of Hormuz, Malaysia was among the first allowed through," Anwar said, adding that early shipments arrived successfully at Pengerang [2].

From May 28 to June 3, the government lowered the price for unsubsidised RON95 petrol by 15 sen to RM3.92 per litre, RON97 petrol by 20 sen to RM4.65 per litre, and diesel in Peninsular Malaysia by 10 sen to RM4.87 per litre, while subsidised RON95 under the BUDI95 scheme remains at RM1.99 [5, 6]. Diesel prices in East Malaysia also remain unchanged at RM2.15 per litre [5, 6].

Energy supplies remain robust amid rising global crude prices, with Brent crude averaging US$111.67 per barrel for the week of May 18-22, up from US$109.85 the previous week [7]. Economy Minister Akmal Nasrullah Mohd Nasir said on May 28 that Petronas confirmed Malaysia's national oil stocks are sufficient until July despite the geopolitical tensions [7]. He stated, "Petronas has assured the government that Malaysia's national oil supply stocks are sufficient until July, even as Brent crude prices continue climbing amid global geopolitical uncertainty."

PETRONAS subsidiary Petronas Refinery and Petrochemical Corporation Sdn Bhd is set to acquire Saudi Aramco's stake in PRefChem, making it wholly owned by PETRONAS, a deal announced on May 25 [8].

In response to surging power demand in April 2026, Malaysia increased gas-fired power generation by over 50%, while coal-fired generation declined significantly [9]. PETRONAS shipped 446,000 tonnes of liquefied natural gas (LNG) from offshore gas fields to Peninsular Malaysia in 2026 alone, nearly triple the volume shipped throughout 2025 [9].

Financial flows show local institutions on Bursa Malaysia extended a six-week net buying streak last week with inflows of RM572.9 million, while foreign institutions continued selling for a second consecutive week with net outflows of RM912.6 million [10]. Notably, May 20 saw the largest single-day foreign net outflow of RM329.2 million [10].

The Health Ministry reported medicine and medical device supplies remain stable despite global shortages, with active mitigation measures. The Association of Private Hospitals Malaysia also confirmed sufficient medicine stocks unaffected by Middle East tensions [11, 12]. Health Minister Datuk Seri Dr Dzulkefly Ahmad said, "We will continue to monitor and carry out immediate interventions when necessary. We will not compromise on the people's health." [11]

Fuel retail prices will be reviewed again after June 3 to reflect market conditions.