List of Breakfast Cereals - M

M

• Mallow Oats – Mom's Best Naturals
• Maple & Brown Sugar Life – Quaker Oats Company (2008)
• Maple & Brown Sugar Mini Spooners – Malt-O-Meal
• Marshmallow Alpha-Bits – Post Cereals
• Marshmallow Mateys – Malt-O-Meal
• Marshmallow-Blasted Froot Loops – Kellogg's (1998–2005)
• Magic Puffs Cereal – General Mills (1970s)
• Maximize – Bokomo
• Mickey's Magix – Kellogg's/Disney (2002-2005)
• Mickey Mouse Magic Crunch – Post (1988–1989)
• Maypo
• Mini Swirlz Cinnamon Bun Cereal – Kellogg's – (2005–2009)
• Mini Swirlz Fudge Ripple Cereal – Kellogg's (2005–2007)
• Mini Swirlz Peanut Butter Blast Cereal – Kellogg's (2006–2007)
• Mini-Wheats – Kellogg's – (1978 – present)
• Monopoly Cereal – General Mills (2003)
• Monster Cereals – General Mills (1971 – present)
  • Boo Berry – General Mills (1973 – present)
  • Count Chocula – General Mills (1971 – present)
  • Franken Berry – General Mills (1971 – present)
  • Fruit Brute – General Mills (1974–1983)
  • Yummy Mummy – General Mills (1988–1993)
• Moonstones – Ralston (1970s)
• Morning Funnies – Ralston (1988–1989)
• Most
• Mr. T Cereal – Quaker Oats
• Mr. Wonderful's Surprise – General Mills (1970s)
• Mud & Bugs – Kellogg's/Disney (2003–2006)
• Muesli
• Mueslix – Kellogg's (1980s–Present)
• Muffets – Quaker