Likely Safe High confidence

ONE Protein Bars, Fruity Cereal, Gluten Free with 20g Protein and 1g Sugar, Pantry Staples, 2.12 oz (12 Count), Packaging May Vary

ONE ★★★★☆ 4.2 · 1,267 reviews

Gluten-free labeling is present and no gluten-containing ingredients are listed. Cross-contact notes relate to nuts, not gluten. No documented gluten certifications in the provided data.

🌾 Gluten-free labeled ⚠ No 3rd-party cert
$27.61
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Celiac verdict
Likely safe
Confidence
High
Type
Protein & snack bars
Size
2.12 ounce (pack of 12)
Price tier
Premium
Read
5 min
✅ Why it works
  • 20g protein per bar
  • Only 1g sugar per bar
  • Gluten-free labeling
  • Fruity Cereal flavor is well-received by some reviewers
  • Texture described as soft/chewy
  • 12-bar packaging, 2.12 oz bars
⚠ Keep in mind
  • Contains milk and soy (not vegan)
  • Premium price for a protein bar
  • Contains maltitol and other sugar alcohols
  • Cross-contact risk with peanuts/tree nuts
  • Some reviews say it’s too sweet; melt behavior varies

Gluten safety details

Labeled gluten-free
Yes
Certifications
None documented
Ingredient risks
Maltitol (sugar alcohol) may cause GI issues for sensitive individuals
Cross-contact notes
Manufactured on the same equipment that processes Peanuts and Tree Nuts

Gluten-free labeling is present and no gluten-containing ingredients are listed. Cross-contact notes relate to nuts, not gluten. No documented gluten certifications in the provided data.

Cross-contact with peanuts/tree nuts due to shared equipment Maltitol sugar alcohol may cause GI issues for sensitive individuals Dairy/soy content excludes vegan or dairy-free diets Not vegan due to milk ingredients

What to expect

A dairy-containing, gluten-free protein bar with high protein and very low sugar, designed for on-the-go snacking or post-workout. Expect a Fruity Cereal-esque flavor with a soft chewy texture; price is on the premium side for a 12-bar box; there is a cross-contact risk with peanuts/tree nuts.

👍 Best for
  • On-the-go protein snack
  • Breakfast substitute or quick meal component
  • Post-workout snack for higher protein intake
👎 Not ideal for
  • Vegans or dairy-free diets
  • People who avoid sugar alcohols or prefer lower price points
  • Those with peanut/tree nut allergies due to shared equipment

The full guide

What this product is

ONE Fruity Cereal protein bars are gluten-free and provide 20g of protein per bar. Each bar is dairy-containing (Milk Protein Isolate, Whey Protein Isolate) and the box contains 12 bars at 2.12 oz each.

Taste and texture

The Fruity Cereal flavor is described by some reviewers as faithful to the cereal it’s named after, with a fruity taste that many find appealing. The texture is commonly noted as soft and chewy, though opinions vary and some find it too sweet or prone to melt behavior.

Gluten safety and allergens

The product is labeled gluten-free with no gluten-containing ingredients listed. It is manufactured on the same equipment that processes peanuts and tree nuts, which creates a cross-contact risk for nut-allergic individuals. It contains milk and soy, and includes sugar alcohols (maltitol), which may cause GI discomfort for some people.

Who it’s for and not for

Best for individuals seeking a high-protein, low-sugar snack on the go, or a post-workout option. Not vegan due to dairy ingredients and not suitable for dairy-free diets. Nut-allergic individuals should consider cross-contact risk from shared equipment.

Value, price, and buying considerations

The box contains 12 bars for about $27.61, which works out to roughly $2.30 per bar—a premium price point for a protein bar. This may appeal to athletes or active individuals who prioritize high protein and very low sugar, but price may be a barrier for some shoppers.

Tips for use and storage

Use as a quick post-workout snack or on-the-go breakfast component. Be mindful of the dairy and soy ingredients if following vegan or dairy-free diets, and consider potential GI effects from maltitol sugar alcohol.

What shoppers say

💚 People liked

⚠ People flagged

Taste can be overly sweet for some
Relatively high price per bar
Dairy/soy content excludes vegan and dairy-free diets
Sugar alcohol may cause GI discomfort

Key takeaways

  • 20g protein and 1g sugar per bar
  • Gluten-free labeling; not vegan; contains dairy and soy
  • Cross-contact risk with peanuts/tree nuts; sugar alcohols may affect GI comfort
  • Premium price and Fruity Cereal flavor appeal to some buyers
How we assess this: Gluto summarizes manufacturer labeling, listing data, and community signals — it is not a medical guarantee. Always read the current label and confirm with the manufacturer before purchase, especially for celiac disease.

Evidence gaps for this product:
  • No independent lab tests or third-party gluten certifications documented in provided data
  • Web sources largely provide snippets and comments; full reviews not extracted here
Likely Safe ONE Protein Bars, Fruity Cereal, Gluten Free with 20g Protein and 1g Sugar, Pantry Staples, 2.12 oz (12 Count), Packaging May Vary $27.61
Buy on Amazon →