Heart Health
Plant Sterols/Stanols
Also known as: Phytosterols, Sitosterol, Campesterol
Block cholesterol absorption. FDA-approved claim for heart health. Add to diet.
Last reviewed June 2026 · Evidence graded from peer-reviewed research, not editorial opinion. Educational only — not medical advice.
Every Plant Sterols/Stanols product we have scored
| # | Product | Score | Per serving |
|---|---|---|---|
| 1 | Pure Encapsulations SP Ultimate | 84 A- | $2.23 |
| 2 | NOW Foods Clinical Strength Prostate Health | 82 A- | $0.97 |
| 3 | Pure Encapsulations CholestePure Plus | 81 A- | $1.10 |
| 4 | Life Extension PalmettoGuard Saw Palmetto, Nettle Root and Beta-Sitosterol | 79 B+ | $0.35 |
| 5 | Pure Encapsulations Beta-sitosterol | 78 B+ | $0.24 |
| 6 | NOW Foods ADAM Softgels | 76 B+ | $0.54 |
| 7 | Carlson Nutra-Support Prostate | 75 B+ | $2.00 |
| 8 | Nature's Way Complete Liver Cleanse | 72 B | $1.14 |
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 Plant Sterols/Stanols should I take?
The typical range is 2g daily (divided with meals). Ongoing
When should I take Plant Sterols/Stanols?
With meals (especially fat-containing). Yes (essential).
Which form of Plant Sterols/Stanols is best?
Capsules — With meals. Other forms in the catalog: Fortified foods, Powder.
Is Plant Sterols/Stanols safe?
Commonly reported: GI upset, May reduce carotenoid absorption. Serious warnings: None. Safe
Which Plant Sterols/Stanols supplement scores highest?
Pure Encapsulations SP Ultimate, at 84/100. Scored on dose accuracy, form, label transparency and third-party testing — no brand pays to be listed or ranked.
Primary uses
- Cholesterol absorption
- LDL reduction
- Heart health
How it works
- Block intestinal cholesterol absorption
- Compete with cholesterol for absorption
- Lower LDL
Dosage
- Typical range
- 2g daily (divided with meals)
- Timing
- With meals (especially fat-containing)
- With food
- Yes (essential)
- Duration
- Ongoing
- Special populations
- Elevated LDL, family history of heart disease
Forms
- Capsules
- Fortified foods
- Powder
Safety
Common side effects
- GI upset
- May reduce carotenoid absorption
Contraindications
- Sitosterolemia (rare genetic condition)
Products containing Plant Sterols/Stanols
Top-scoring supplements in our catalog that list Plant Sterols/Stanols on the label. Each product is graded on Formulate's ingredient-level rubric — dose accuracy, form, transparency, and third-party testing.
Evidence notes
FDA-approved heart health claim
Grade A: Multiple well-designed human trials support the main claims.
Related in Heart Health
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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.