Fiber
Rice Bran
Also known as: Rice Bran Extract, Stabilized Rice Bran, Tocotrienols from Rice Bran
The outer layer of rice grain, rich in fiber, B vitamins, vitamin E (tocotrienols), and antioxidants. Supports cardiovascular and digestive health.
Last reviewed June 2026 · Evidence graded from peer-reviewed research, not editorial opinion. Educational only — not medical advice.
Every Rice Bran product we have scored
| # | Product | Score | Per serving |
|---|---|---|---|
| 1 | Thorne FiberMend | 77 B+ | $1.50 |
| 2 | Integrative Therapeutics Blue Heron | 61 B- | $1.41 |
Scored on dose accuracy, form, label transparency and third-party testing. Per-serving cost is list price divided by servings per container. No brand pays to be listed or ranked.
Common questions
How much Rice Bran should I take?
The typical range is 1-3 tablespoons per day. Safe for long-term daily use
When should I take Rice Bran?
With meals. Best taken with food.
Which form of Rice Bran is best?
Stabilized Rice Bran — Heat-stabilized to prevent rancidity.
Is Rice Bran safe?
Commonly reported: Initial gas/bloating if increasing fiber quickly. No known concerns
Which Rice Bran supplement scores highest?
Thorne FiberMend, at 77/100. Scored on dose accuracy, form, label transparency and third-party testing — no brand pays to be listed or ranked.
Primary uses
- Fiber supplementation
- Cardiovascular support
- Antioxidant
- Cholesterol management
What systematic reviews concluded
Outcomes that systematic reviews of Rice Bran reached a verdict on: 1 with a benefit, 4 unclear. Each is quoted from a review and linked to it on PubMed. How these were read.
Reviews found a benefit (1)
“Rice bran significantly reduced systolic blood pressure (WMD: -3.336 mmHg; p = 0.0006), diastolic blood pressure (WMD: -3.145 mmHg; p = 0.015), and HbA1c (WMD: -0.199%; p = 0.003).” PMID 41009614
Not enough to say: total cholesterol; ldl cholesterol; hdl cholesterol; liver enzymes (ast).
How it works
- 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
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
Forms
- Stabilized Rice Bran· 85/100
Safety
Common side effects
- Initial gas/bloating if increasing fiber quickly
Contraindications
- Rice allergy
Products containing Rice Bran
Top-scoring supplements in our catalog that list Rice Bran on the label. Each product is graded on Formulate's ingredient-level rubric — dose accuracy, form, transparency, and third-party testing.
Evidence notes
Good evidence for fiber benefits and cholesterol effects; tocotrienol research is promising.
Grade B: Some human trials support key claims; further confirmation needed.
Related in Fiber
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Medical disclaimer. This page is educational and does not replace advice from a qualified healthcare provider. Individual needs and risks vary — consult a professional before starting, stopping, or combining supplements, especially if you are pregnant or nursing, taking medication, or managing a health condition.