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3 Reviews
Innerfuel Prebiotic Blend
Discover Bulletproof’s Innerfuel Prebiotic Blend—an easy, flavourless way to support your daily routine with plant-based fibre.
Free delivery on subscriptions
Free sample each month
Pause or cancel anytime
365 day free returns
In stock. Next day delivery available.
Healf Zone members get free next day delivery on all orders.
Buy now, pay later from £11.50/mo
Key Benefits
- Flavourless and simple to mix into any drink
- Features plant-based guar gum, acacia, and larch arabinogalactan
- Effortless addition to your daily rituals
- Guar gum contributes to the maintenance of normal blood cholesterol levels
Start your day with a gentle boost from Bulletproof’s Innerfuel Prebiotic Blend. This neutral-tasting powder blends seamlessly into your favourite drinks or recipes, making it easy to enjoy plant-based fibre every day. With guar gum to help maintain normal blood cholesterol levels, plus acacia and larch arabinogalactan, Innerfuel is designed for those who want a simple, effective way to support their wellbeing—without any fuss or flavour.
Bulletproof was founded by biohacker and entrepreneur Dave Asprey, who set out to optimise human performance through science-backed nutrition. Inspired by his own health journey, he created Bulletproof to offer high-quality, functional nutrition designed to fuel both body and mind. From supplements to coffee, every product is thoughtfully sourced and formulated to support energy, focus, and resilience—helping you unlock your full potential and discover what better feels like.
With our Healf Curation Process, we do the work for you. Shop with confidence knowing that every item has been tried, tested, and curated for you.
Learn more about each step—Brand Discovery, Expert Validation, and Community Testing—here.
Organic Acacia, Partially Hydrolyzed Guar Gum (Sunfiber®), Larch Arabinogalactan (ResistAid®) (Larix laricina, Larix occidentalis heartwood of Larch tree)
1-2 scoops mixed into 8 ounces of your favorite beverage
Additional Information:
Food supplements and foods sold by Healf should not be used as a substitute for a varied, balanced diet and healthy lifestyle.
If you are pregnant, breastfeeding, have a medical condition, or are taking any medications, please consult with a healthcare professional before use. Use products only if the seal is intact. Store in a cool, dry place, out of the reach of young children. Do not exceed the recommended daily intake.
We make every effort to ensure that product information on our website is accurate and up to date, but packaging and ingredients may occasionally vary from images shown on site. Please refer to the product label and contact Healf before use if you have any questions regarding your specific allergies or intolerances.
3 Reviews
Innerfuel Prebiotic Blend
Discover Bulletproof’s Innerfuel Prebiotic Blend—an easy, flavourless way to support your daily routine with plant-based fibre.
Free delivery on subscriptions
Free sample each month
Pause or cancel anytime
365 day free returns
In stock. Next day delivery available.
Healf Zone members get free next day delivery on all orders.
Buy now, pay later from £11.50/mo
Key Benefits
- Flavourless and simple to mix into any drink
- Features plant-based guar gum, acacia, and larch arabinogalactan
- Effortless addition to your daily rituals
- Guar gum contributes to the maintenance of normal blood cholesterol levels
Start your day with a gentle boost from Bulletproof’s Innerfuel Prebiotic Blend. This neutral-tasting powder blends seamlessly into your favourite drinks or recipes, making it easy to enjoy plant-based fibre every day. With guar gum to help maintain normal blood cholesterol levels, plus acacia and larch arabinogalactan, Innerfuel is designed for those who want a simple, effective way to support their wellbeing—without any fuss or flavour.
Bulletproof was founded by biohacker and entrepreneur Dave Asprey, who set out to optimise human performance through science-backed nutrition. Inspired by his own health journey, he created Bulletproof to offer high-quality, functional nutrition designed to fuel both body and mind. From supplements to coffee, every product is thoughtfully sourced and formulated to support energy, focus, and resilience—helping you unlock your full potential and discover what better feels like.
With our Healf Curation Process, we do the work for you. Shop with confidence knowing that every item has been tried, tested, and curated for you.
Learn more about each step—Brand Discovery, Expert Validation, and Community Testing—here.
Organic Acacia, Partially Hydrolyzed Guar Gum (Sunfiber®), Larch Arabinogalactan (ResistAid®) (Larix laricina, Larix occidentalis heartwood of Larch tree)
1-2 scoops mixed into 8 ounces of your favorite beverage
Additional Information:
Food supplements and foods sold by Healf should not be used as a substitute for a varied, balanced diet and healthy lifestyle.
If you are pregnant, breastfeeding, have a medical condition, or are taking any medications, please consult with a healthcare professional before use. Use products only if the seal is intact. Store in a cool, dry place, out of the reach of young children. Do not exceed the recommended daily intake.
We make every effort to ensure that product information on our website is accurate and up to date, but packaging and ingredients may occasionally vary from images shown on site. Please refer to the product label and contact Healf before use if you have any questions regarding your specific allergies or intolerances.
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Frequently asked questions
Every product undergoes our Healf Curation Process. With it, you can shop confidently knowing that every item has been tried and tested before it reaches you. Our Healf Curation Process includes three key steps: Brand Discovery, Expert Validation, and Community Testing. Through these, we assess quality, ingredients, effectiveness, and more, ensuring that every product empowers your wellbeing.
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We love people who check ingredients as carefully as we do, so you'll find detailed information about the ingredients used on every product page (where applicable). If you see something you'd like to flag with us or have additional questions, please don't hesitate to get in touch—we'd love to hear from you.
Healf Curation Process™
Every product undergoes our rigorous Healf Curation Process, ensuring you are always getting the best when it comes to your wellbeing.
The Discovery
Expert Validation
Community Testing
The Discovery
Expert Validation