Fiber
PHGG (Partially Hydrolyzed Guar Gum)
Also known as: Sunfiber, Partially hydrolyzed guar gum
Low-FODMAP prebiotic fiber that's well-tolerated even by those with IBS. Minimal gas and bloating.
Last reviewed June 2026 · Evidence graded from peer-reviewed research, not editorial opinion. Educational only — not medical advice.
Every PHGG (Partially Hydrolyzed Guar Gum) product we have scored
| # | Product | Score | Per serving |
|---|---|---|---|
| 1 | Thorne EnteroMend® | 93 A | $1.40 |
| 2 | Complement Gut Nurture | 89 A | $1.93 |
| 3 | Complement Daily Greens by Complement | 80 A- | $1.63 |
| 4 | Thorne FiberMend | 77 B+ | $1.50 |
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 PHGG (Partially Hydrolyzed Guar Gum) should I take?
The typical range is 5-7 g daily. Well-tolerated from start
When should I take PHGG (Partially Hydrolyzed Guar Gum)?
Any time. Can add to any food/drink.
Which form of PHGG (Partially Hydrolyzed Guar Gum) is best?
Powder — Dissolves completely. Other forms in the catalog: Capsules.
Is PHGG (Partially Hydrolyzed Guar Gum) safe?
Commonly reported: Minimal even in sensitive. Serious warnings: None. Safe
Which PHGG (Partially Hydrolyzed Guar Gum) supplement scores highest?
Thorne EnteroMend®, at 93/100. Scored on dose accuracy, form, label transparency and third-party testing — no brand pays to be listed or ranked.
Primary uses
- IBS support
- Regularity
- SIBO-friendly prebiotic
- Gut health
How it works
- Fermented slowly - less gas
- Feeds beneficial bacteria
- Regulates transit time
Dosage
- Typical range
- 5-7 g daily
- Timing
- Any time
- With food
- Can add to any food/drink
- Duration
- Well-tolerated from start
- Special populations
- IBS, SIBO, sensitive digestion
Forms
- Powder
- Capsules
Safety
Common side effects
- Minimal even in sensitive
Contraindications
- None
Products containing PHGG (Partially Hydrolyzed Guar Gum)
Top-scoring supplements in our catalog that list PHGG (Partially Hydrolyzed Guar Gum) on the label. Each product is graded on Formulate's ingredient-level rubric — dose accuracy, form, transparency, and third-party testing.
Evidence notes
Well-tolerated prebiotic for sensitive guts
Grade A: Multiple well-designed human trials support the main claims.
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.