PROBLEM TO BE SOLVED: To provide a method for producing magnesium-containing powder excellent in taste and also convenient for portable use or intake.SOLUTION: The method for producing magnesium-containing powder comprises a process of mixing water with organic acid to produce a first mixture liquid, a process of mixing low-soluble or water-insoluble magnesium salt with the first mixture liquid to produce a second mixture liquid, a process of mixing glycine with the second mixture liquid to produce a magnesium-containing liquid, and a process of subjecting the magnesium-containing liquid to vacuum dry so as to be formed into a powder.COPYRIGHT: (C)2009,JPO&INPIT【課題】味覚に優れ、しかも、携帯や服用に便利なマグネシウム含有粉末の製法を提供する。【解決手段】水と有機酸とを混合して第1混合液を作製する工程と、この第1混合液に水に難溶性または不溶性のマグネシウム塩を混合して第2混合液を作製する工程と、この第2混合液にグリシンを混合してマグネシウム含有液を作製する工程と、このマグネシウム含有液を真空乾燥させて粉末状にする工程とを備えている。【選択図】なし