Rice Bran
Fiber
Also known as: Rice Bran Extract, Stabilized Rice Bran, Tocotrienols from Rice Bran
B
Grade B💊 1-3 tablespoons per day🎯 4 primary uses🔗 2 synergiesℹ️ Check contraindications
Levels upNutrition+50 pts
Overview
The outer layer of rice grain, rich in fiber, B vitamins, vitamin E (tocotrienols), and antioxidants. Supports cardiovascular and digestive health.
Primary Uses
Fiber supplementationCardiovascular supportAntioxidantCholesterol management
Frequently Asked About Rice Bran
How much Rice Bran should I take?
The typical effective range is 1-3 tablespoons per day. Individual needs vary based on age, body weight, diet, and goals — start at the lower end and adjust based on response. Always consult a healthcare provider before starting a new supplement.
When is the best time to take Rice Bran?
With meals. Consistency matters more than perfect timing — pick a daily anchor (e.g. with breakfast or before bed) and stick with it.
Should I take Rice Bran with food?
Best taken with food.
Does Rice Bran interact with medications?
Yes — known interactions include May affect absorption of some medications if taken together. If you take any prescription medication, talk to your doctor or pharmacist before starting Rice Bran.
What does Rice Bran pair well with?
Rice Bran stacks well with Other fiber sources and Probiotics — these combinations either improve absorption or work synergistically toward common goals.
Who should not take Rice Bran?
Rice Bran should be avoided or used with caution by people with Rice allergy. Pregnant or breastfeeding women should consult a healthcare provider before use.
What are the side effects of Rice Bran?
Most people tolerate Rice Bran well. The most commonly reported side effects are Initial gas/bloating if increasing fiber quickly. Side effects are usually dose-dependent — lowering the dose often resolves them.
Dosage
Typical range
1-3 tablespoons per day
Timing
With meals
With food
Best taken with food
Duration
Safe for long-term daily use
Special Populations
Generally safe for most adults
Research & Studies
Search the literature now
We haven’t curated landmark studies for Rice Bran yet — one-click into the primary literature here. PubMed (RCTs) is usually the highest-signal starting point.
Mechanism of Action
- • Provides soluble and insoluble fiber for digestive health
- • Contains tocotrienols (vitamin E forms) with antioxidant activity
- • Phytosterols may help reduce cholesterol absorption
- • B vitamins support energy metabolism
Evidence Quality
Evidence Grade B
Good evidence for fiber benefits and cholesterol effects; tocotrienol research is promising.
Safety & Contraindications
Contraindications
- • Rice allergy
Common Side Effects
- • Initial gas/bloating if increasing fiber quickly
Pregnancy & Breastfeeding
Consult healthcare provider
Liver & Kidney Notes
No known concerns
Interactions
💊 Medications
- • May affect absorption of some medications if taken together
Stacking & Synergies
Pairs Well With
Other fiber sourcesProbiotics ↗
Best Goal Synergies
Digestive healthHeart health
Buying Guide
What to Look For
- • Stabilized form
- • Recent production date
Standardization Markers
StabilizedNon-rancid
Adulteration risk
Low
Practical Notes
- • Add to smoothies or cereals
- • Increase water intake with fiber
Tags
fiberantioxidantcardiovasculartocotrienolsvitamin-e
Top Products with Rice Bran
Highest-scored catalog products containing Rice Bran, ranked by our scoring engine.
Browse all Rice Bran products →
More in Fiber
Other ingredients in the Fiber category.
Acacia Fiber
Gentle prebiotic fiber from acacia gum. Very well-tolerated with slow fermentation and minimal gas.
Apple Pectin
Soluble fiber from apples that supports gut health, cholesterol, and gentle regularity.
Arabinogalactan
A prebiotic soluble fiber derived from larch tree bark that supports immune function and gut health by promoting beneficial bacteria growth.
Beta-Glucan Fiber
Soluble fiber from oats or mushrooms with immune-modulating and cholesterol-lowering effects.
Flaxseed
Flaxseed oil is a plant-based source of alpha-linolenic acid (ALA), an omega-3 fatty acid with modest evidence for cardiovascular and inflammatory support. Human studies show moderate benefits for cholesterol and blood pressure, though conversion to EPA/DHA is limited.
FOS (Fructooligosaccharides)
Short-chain prebiotic fiber that rapidly feeds bifidobacteria. More gas-producing than longer-chain fibers.
Last reviewed: October 2026 by the Formulate Research Team. Sources cited above; methodology and scoring criteria published here.
Cite this page
Formulate Research Team. (2026, October). Rice Bran — Evidence-Based Supplement Guide. Formulate Supplement Encyclopedia. https://app.formulate-health.app/learning/supplements/rice-bran
Educational content based on published research and our scoring methodology. Not medical advice — consult a qualified healthcare provider before starting, stopping, or changing supplements, especially if you take medications, are pregnant, or have a medical condition.