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Food Safety 4 min

Is Peanut Butter Gluten-Free? Safe Brands for Celiacs

Most peanut butter is naturally gluten-free, but some brands add gluten-containing ingredients. Here are the safest options for celiac disease.

By Check Gluten Team · February 18, 2026


The Short Answer: Most Peanut Butter Is Gluten-Free


Plain peanut butter (just peanuts and salt) is naturally gluten-free. Peanuts are legumes, not grains, and contain none of the gluten proteins found in wheat, barley, or rye.


However, some peanut butter brands add gluten-containing ingredients, and cross-contamination is possible.


When Peanut Butter Might NOT Be Safe


Added Ingredients

  • •Flavored peanut butters — chocolate, honey roasted, or cookie dough varieties may contain malt, wheat flour, or cookie pieces
  • •"Reduced fat" peanut butter — may use wheat-derived fillers
  • •Peanut butter with mix-ins — pretzel pieces, graham cracker

    • Cross-Contamination

  • •Peanut butter manufactured in facilities that also process wheat products
  • •Shared equipment without adequate cleaning
  • •Bulk or deli-ground peanut butter (shared grinders)

    • At Home

  • •Using a knife that touched regular bread in the peanut butter jar
  • •Double-dipping is a major source of cross-contamination in shared households

    • Safe GF Peanut Butter Brands


    BrandGF StatusNotes
    Jif (most varieties)✅ GFLabeled gluten-free
    Skippy (most varieties)✅ GFNo gluten ingredients
    Justin's✅ GFCertified GF
    Smucker's Natural✅ GFJust peanuts + salt
    365 (Whole Foods)✅ GFSimple ingredients
    Crazy Richard's✅ GFJust peanuts
    Santa Cruz Organic✅ GFOrganic, simple
    Adams Natural✅ GFJust peanuts + salt

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    Other Nut Butters — GF Status


    Nut ButterGF StatusNotes
    Almond butter✅ GFPlain varieties
    Cashew butter✅ GFPlain varieties
    Sunflower seed butter✅ GFSunButter brand is GF
    Nutella✅ GFNo gluten ingredients
    Cookie butter (Biscoff)❌ NOT GFMade from wheat cookies

    How to Verify Any Peanut Butter


  • Check ingredients — plain peanut butter should list only peanuts (and maybe salt/oil)
  • Check for "Contains: wheat" in allergen statement
  • Look for GF label — certified GF is safest
  • Scan with Check Gluten — point your camera at the jar for instant verification

    • The Bottom Line


    Plain peanut butter is one of the safest gluten-free foods. Stick with simple ingredient lists (peanuts + salt), avoid flavored varieties unless verified, and use a separate jar or squeeze bottle in shared households to prevent cross-contamination.


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