Likely Safe High confidence

NeuroFiber Prebiotic Fiber Bars – Gut Health, Constipation Relief & Brain Function Support – Plant-Based, Gluten Free, Vegan (14 Bars, Mix Box Lemon/Choco)

NeuroFiber ★★★★☆ 4.3 · 37 reviews

Explicit gluten-free labeling in the title and ingredients; no listed gluten-containing ingredients; no cross-contact or may-contain statements provided in the data; celiac suitability is described as likely_safe.

🌾 Gluten-free labeled Vegan ⚠ No 3rd-party cert
$39.75
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Celiac verdict
Likely safe
Confidence
High
Type
Flour & baking
Size
Price tier
Premium
Read
5 min
✅ Why it works
  • Gluten-free and vegan labeling supported by product title and ingredients list
  • High fiber / prebiotic content (11 g per bar; 14 fiber sources cited)
  • Described as gut-brain health oriented in marketing and reviews
⚠ Keep in mind
  • Premium price relative to typical snack bars
  • Texture described as dense/chewy

Gluten safety details

Labeled gluten-free
Yes
Certifications
None documented
Ingredient risks
Contains tree nuts (cashews, walnuts) which are common allergens, Gluten-free oats present; no gluten-containing grains listed in ingredients
Cross-contact notes
No explicit cross-contact or 'may contain' statements found in the supplied data

Explicit gluten-free labeling in the title and ingredients; no listed gluten-containing ingredients; no cross-contact or may-contain statements provided in the data; celiac suitability is described as likely_safe.

Contains tree nuts (cashews, walnuts) Gluten-free oats are present No explicit cross-contact or ‘may contain’ disclaimer in the provided data

What to expect

A plant-based, gluten-free bar with a dense, chewy texture and two flavor options (Lemon/Choco). Each bar packs 11 g of fiber from 14 whole-food sources, marketed to support gut regularity and gut-brain signaling. The price is described as premium, and reactions vary—tasting good to some, with cost and texture noted as potential drawbacks.

👍 Best for
  • Constipation relief / daily digestive regularity
  • Gut-brain health support
  • Vegan, gluten-free snacking
👎 Not ideal for
  • Budget-conscious shoppers
  • Those who dislike dense/chewy textures
  • Those seeking low-fiber or low-sugar options

The full guide

What are NeuroFiber Prebiotic Fiber Bars?

NeuroFiber Prebiotic Fiber Bars are plant-based snacks marketed as gluten-free and vegan, sold as a 14-bar mix box in Lemon and Chocolate flavors. The ingredient list includes cashews, dates, coconut nectar, walnuts, dried cherries, chocolate liquor, gluten-free whole grain oats, pumpkin seeds, cocoa nibs, cocoa, chia seeds, cocoa butter, sea salt, green tea extract, vitamin E, vitamin D3, and vitamin B12. The product labeling aligns with gluten-free and vegan claims, and the ingredient list shows no wheat, barley, rye, or malt.

Fiber, gut-brain focus, and flavor

The product data notes 11 g of fiber per bar, sourced from 14 whole-food fiber sources. Marketing and reviews link gut health to brain function, with reviewers describing benefits related to digestion and mood/energy. The mix box offers two flavors (Lemon and Chocolate), and the bars are described in materials as oriented toward gut-brain health.

Taste, texture, and practical use

Taste and texture are described as dense and chewy, with some reviewers calling the bars tasty and filling. They are positioned as a convenient daily fiber boost and a vegan, gluten-free snack option, suitable for those seeking higher fiber intake and gluten-free vegan options. The overall price is described as premium relative to typical snack bars.

Safety, certifications, and allergens

The product is labeled gluten-free and vegan in the title and ingredients, with no listed gluten-containing grains. There are allergen considerations: the bars contain tree nuts (cashews and walnuts) and gluten-free oats. There are no explicit cross-contact statements or may-contain warnings provided in the data. No third-party gluten-free certification (e.g., GFCO) is evidenced in the supplied data.

What shoppers say

💚 People liked

⚠ People flagged

“Great Fiber Boost, But Definitely a Premium Price”
“Dense and Chewy”

Key takeaways

  • 14 bars in mix box (Lemon/Choco)
  • 11 g fiber per bar from 14 whole-food sources
  • Gluten-free and vegan
  • Texture tends to be dense/chewy
  • Premium price; variable consumer perception on value
  • Contains tree nuts; no third-party GF certification listed
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 third-party gluten-free certification evidenced
  • No lab testing results or formal GF certification details presented
  • 11 g fiber per bar relies on product data snippets; not independently verifiable within provided data
  • D3 source (vegan vs animal-derived) not explicitly stated beyond vegan labeling
Likely Safe NeuroFiber Prebiotic Fiber Bars – Gut Health, Constipation Relief & Brain Function Support – Plant-Based, Gluten Free, Vegan (14 Bars, Mix Box Lemon/Choco) $39.75
Buy on Amazon →