phytosterols · beta-sitosterol · campesterol · stigmasterol · sterol esters
400 mg · vegan · gluten-free · 90 caps
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Plant sterols (phytosterols) are naturally occurring compounds found in all plant foods, with highest concentrations in vegetable oils, nuts, seeds, and legumes. They are structurally similar to cholesterol and compete with it for absorption in the intestine.
Plant sterols block cholesterol absorption in the small intestine by competing for incorporation into micelles. This reduces dietary and biliary cholesterol uptake, leading to increased LDL receptor expression and enhanced clearance of LDL from blood.
Adults with elevated LDL cholesterol, individuals seeking dietary cholesterol management, those following guideline-recommended lifestyle interventions, people with familial hypercholesterolemia (as adjunct).
People with sitosterolemia (rare genetic disorder causing excessive sterol absorption), pregnant or breastfeeding women (insufficient safety data at high doses), children.
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✓ Take with breakfast and dinner for maximum cholesterol competition
✓ Must be taken with meals to compete with dietary cholesterol in micelles
Plant sterols block cholesterol absorption in the small intestine by competing for incorporation into micelles.
Each bar = one cited trial. Effect varies by methodology, dose, and population.
Dyslipidaemia cohort (n≈75)
Target LDL <100 mg/dL for cardiovascular risk reduction.
see study
→ Dose-response meta-analysis: 2 g/day reduces LDL by 8.8%; effect plateaus above 2 g (N=84 trials)
see study
→ Meta-analysis: 1.5–3 g/day reduces LDL by 7.5–10.5%; minimal HDL or TG effects (N=124 trials)
see study
→ Review: 2 g/day reduces LDL by 10%; endorsed by AHA, NHLBI, and EAS guidelines
A · Strongest evidence base of any cholesterol supplement; endorsed by AHA, NHLBI, EAS; dose-response established; modest absolute effect size; safe and well-tolerated
A plain-English read of the literature behind this supplement. Not a clinical recommendation.
Key citations: PMID 24847851 (Gylling 2014, LDL meta-analysis 2g/day ↓10%), PMID 26965469 (Musa-Veloso 2011, sterol meta-analysis), PMID 19369046 (Law 2000, stanol/sterol systematic review).
How to use Plant Sterols specifically for high cholesterol — the right dose, timing, blood markers to track, and how to know if it is working.
A clinical evidence review of Plant Sterols — RCT data, effect sizes, evidence grade, and what the numbers mean for your specific situation.
Everything you need to know about Plant Sterols — mechanism, dose, safety, buying guide for India, and what the research actually says.
SacredBod's longer take on Plant Sterols — context the structured blocks above don't capture.
Plant sterols have the strongest evidentiary foundation of any cholesterol-lowering supplement. Unlike botanicals with mixed trial results or compounds with geographic publication bias, plant sterols have been studied in hundreds of trials across multiple continents, with consistent results, established dose-response relationships, and endorsement by major cardiovascular guidelines. The American Heart Association, National Heart Lung and Blood Institute, and European Atherosclerosis Society all recommend 2 g daily of plant sterols for LDL reduction.
The mechanism is elegant and well-characterized. Plant sterols are structurally similar to cholesterol but cannot be absorbed by humans. When consumed with meals, they compete with dietary and biliary cholesterol for incorporation into intestinal micelles—the lipid packages that ferry cholesterol across the gut wall. This competition blocks approximately 30–50% of cholesterol absorption, leading the liver to upregulate LDL receptors to capture more cholesterol from blood. The net result is a 7–10% reduction in LDL cholesterol with 2 g daily intake.
The dose-response is established and plateaued. Demonty and colleagues (2009, Journal of Nutrition, PMID 19109655) conducted a dose-response meta-analysis of 84 trials and found that LDL reduction increases linearly up to approximately 2 g/day (8.8% reduction), then plateaus. Higher doses provide minimal additional benefit. This plateau is important for consumer guidance: taking 4 g is not meaningfully better than 2 g, and fortified foods plus a supplement can easily exceed the effective threshold. Ras and colleagues (2014, British Journal of Nutrition, PMID 24780090) confirmed this in a larger meta-analysis of 124 trials, finding 1.5–3 g/day reduced LDL by 7.5–10.5% with minimal effects on HDL or triglycerides.
The safety profile is excellent with one caveat. Plant sterols are naturally present in all plant foods; supplementation simply concentrates them. The only contraindication is sitosterolemia, a rare genetic disorder where patients absorb excessive plant sterols. For the general population, decades of use in fortified foods (margarines, yogurts) and supplements have revealed no significant adverse effects. The caveat: high plant sterol intake may reduce absorption of fat-soluble vitamins (A, D, E, K) and carotenoids. This effect is modest but measurable; separating supplement timing from vitamin intake by 2 hours mitigates it. The honest framing: plant sterols are the most evidence-based cholesterol supplement available, with guideline endorsement, established dose-response, and excellent safety. Their 7–10% LDL reduction is modest but meaningful, especially as part of a comprehensive lifestyle approach.
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