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Red yeast rice

Monacolin K / RYR · Metabolic

ModerateSeveral human trials, smaller or less consistent.

Fermented rice that naturally contains lovastatin, which is why it lowers LDL and why it carries statin risks.

What the evidence says

Repeated trials show LDL reductions of 15-25%; potency is unregulated and varies 100-fold between products.

What studies used

Trials commonly use 1,200-2,400 mg per day with 3-10 mg monacolin K.. Evening, with food..

Reported from published studies and product labelling — a record of what was used in research, not a recommendation. What is right for you is a conversation with a clinician.

Watch out for

  • Same muscle and liver cautions as statins
  • Citrinin contamination in poorly made products
  • Grapefruit and other statin interactions

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