UN Security Council Resolution 2216 demanded that member states "immediately take the necessary measures to prevent the direct or indirect supply, sale or transfer" of arms to parties in the Yemeni civil war including the Houthi rebels.
In the worst-case scenario, the war-torn nation "faces a risk of famine" if there is prolonged and significant disruption to imports through its two Red Sea ports, said a specialist US -based agency.
More 13,600 people have been killed since the onset of the war in 2015.
Also last week, the Houthis threatened to cut off the Red Sea shipping line if the Saudi-led coalition forces keep advancing toward the Yemeni port city of Hodeidah, according to the Houthi-controlled Saba news agency.
"We appeal to parties on ground in order to stave off starvation that we can continue regularly to get food, medicines in, be it from the humanitarian or the commercial side", Bettina Luescher of the UN's World Food Programme told a Geneva briefing.More news: DSU celebrates Dr. King's dream
More news: Analyst's Ratings : Schlumberger Limited (NYSE:SLB)
More news: Teen on sled killed by drunk driver
The U.S. -backed coalition accuses Iran of sending weapons to its Houthi allies through Hodeidah.
Three-quarters of Yemen's 29 million people are facing starvation or rely on humanitarian aid to survive, the United Nations said on Tuesday, as health organisations warned of a menacing new outbreak of diptheria which had already killed dozens of people.
In what has been referred to as the world's worst humanitarian crisis, over 8.4 million are at risk of starvation, disease and death, the worldwide organization reported, adding that this figure is up by two million from last year's report. According to Anderson, fully 11 million Yemenis are in acute need of aid, and some 400,000 children are severely malnourished.
With 70 percent of the rural population dependent on agriculture for food and income, sustaining production is crucial, FAO's Marchesich told the Thomson Reuters Foundation by phone.