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Red Yeast Rice

product on market Capsule Mason Natural Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · grounded in 1 source · methodology

Red yeast rice contains monacolin K, which research indicates can help lower LDL cholesterol levels. There is strong evidence supporting its efficacy for lipid management, though it may share similar side effects with statins. The ingredient profile is generally considered safe for most users.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Red Yeast Rice
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Capsule(s)
Serving Size
30
Servings
Botanical
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Market median: 1000.0mg (223 products) 11 studies (A:0, B:5)

Other Ingredients

Gelatin Silica Magnesium Stearate
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: Adults - Take 2 capsules one to two times daily, preferably with food, as a dietary supplement.

Warnings & Precautions

Warning: If you are pregnant, nursing, taking any medications or planning any medical procedure, consult your physician before use.

Discontinue use and consult your physician if any adverse reactions occur.

Keep out of reach of children.

Tamper-evident seal: Do not use product if seal appears tampered.

Formulation Notes

May support General health

Contains naturally harvested herbal products. Color variation is possible.

Guaranteed no added: Sodium, soy, corn, wheat, dairy, egg, fragrance, artificial flavors and preservatives.

Soy free

Whole herb

Additional Information

Mason Guarantee Laboratory tested Certified Good cGMP Manufacturing Practice

N

Est. 1967

Store in a dry place under controlled room temperature: 20 degrees - 25 degrees C (68 degrees - 77 degrees F).

Metadata

Product Details

UPC / SKU3 11845 14665 6
DSLD Entry Date2020-04-23
Product TypeBotanical
FormCapsule
BrandMason Natural
DSLD ID216925
Data Updated2026-04-11
Research

Research Evidence

13
Research Sources
53
Avg Quality
5
Rct
5
Meta Analysis
2
Clinical Trial
1
Regulatory Source
B Impact of red yeast rice supplementation on lipid profile: a systematic review and meta-analysis of randomized-controlled trials
Meta Analysis Expert review of clinical pharmacology 2023 PubMed DOI
B Low Dose Monacolin K Combined with Coenzyme Q10, Grape Seed, and Olive Leaf Extracts Lowers LDL Cholesterol in Patients with Mild Dyslipidemia: A Multicenter, Randomized Controlled Trial
Rct Nutrients 2023 PubMed DOI
B Original Research: The Effects of Red Yeast Rice Supplementation on Cholesterol Levels in Adults
Meta Analysis The American journal of nursing 2017 PubMed DOI
B Randomized, Double-Blind, Placebo-Controlled Trial to Test the Effects of a Nutraceutical Combination Monacolin K-Free on the Lipid and Inflammatory Profile of Subjects with Hypercholesterolemia
Rct Nutrients 2022 PubMed DOI
B Low dose red yeast rice with monacolin K lowers LDL cholesterol and blood pressure in Japanese with mild dyslipidemia: A multicenter, randomized trial
Rct Asia Pacific journal of clinical nutrition 2021 PubMed DOI
C Impact of Monacolin K-Containing Supplements on Lipid Profile: A Meta-Analysis of Randomised Controlled Trials
Meta Analysis Endocrinology, diabetes & metabolism 2026 PubMed DOI
C Traditional Chinese lipid-lowering agent red yeast rice results in significant LDL reduction but safety is uncertain - a systematic review and meta-analysis
Meta Analysis Atherosclerosis 2015 PubMed DOI
C Effects of a nutraceutical combination containing berberine (BRB), policosanol, and red yeast rice (RYR), on lipid profile in hypercholesterolemic patients: A meta-analysis of randomised controlled trials
Meta Analysis Clinica e investigacion en arteriosclerosis : publicacion oficial de la Sociedad Espanola de Arteriosclerosis 2016 PubMed DOI
C Can red yeast rice and olive extract improve lipid profile and cardiovascular risk in metabolic syndrome?: A double blind, placebo controlled randomized trial
Rct BMC complementary and alternative medicine 2015 PubMed DOI
C No additional cholesterol-lowering effect observed in the combined treatment of red yeast rice and Lactobacillus casei in hyperlipidemic patients: A double-blind randomized controlled clinical trial
Rct Chinese journal of integrative medicine 2017 PubMed DOI
View all evidence for Red Yeast Rice →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.