Quick summary
Myricetin is a flavonoid antioxidant found naturally in various plants and foods. It belongs to the category of antioxidants and polyphenols and is under ongoing research for potential health-supporting properties. Currently, conclusive evidence on its benefits and safety in humans is lacking.
What is it?
Myricetin is a naturally occurring flavonoid compound, commonly classified as an antioxidant and polyphenol. It has attracted scientific interest for its proposed role in supporting health by influencing oxidative stress and inflammation, although it remains an experimental supplement without approved health claims.
How it may work in the body
Myricetin is thought to exert its effects mainly through antioxidant and anti-inflammatory mechanisms. These proposed actions include:
- Scavenging free radicals, which helps to reduce oxidative damage to cells.
- Modulating redox balance to help maintain cellular health.
- Influencing inflammatory pathways that may lead to reduced inflammation.
It is important to note that the majority of these mechanisms have been studied in vitro (in test tubes) or in animal models. Clinical evidence from human studies to substantiate these mechanisms and their practical effects remains limited.
Common supplement forms
No specific information was provided regarding the common supplemental forms of myricetin. Typically, flavonoids may be available in capsule, tablet, or powder forms in the supplement market, but details for myricetin supplements are not established in the current evidence.
Typical dosage and how it is used
There is no established recommended daily intake (RDA) or adequate intake (AI) for myricetin due to insufficient evidence from human studies. Dosage ranges used in research studies were not supplied in the data.
Because of the lack of standardized dosing, if considering myricetin supplementation, it is important to proceed cautiously and consult a healthcare professional.
Natural sources
The supplied evidence did not specify natural dietary sources of myricetin. Generally, flavonoids like myricetin are found in various fruits, vegetables, teas, and herbs, but exact concentrations and dietary contributions are not detailed here.
Absorption and bioavailability
There is no available information on the absorption, bioavailability, or pharmacokinetic profile of myricetin in humans supplied in the current evidence. Similarly, interactions with other nutrients or factors influencing its uptake remain unreported.
Potential benefits: what does the evidence say?
Antioxidant and Anti-inflammatory support:
Preliminary studies suggest that myricetin may have antioxidant and anti-inflammatory properties. These effects have been observed mainly in laboratory and animal studies, highlighting its potential to reduce oxidative stress and modulate inflammation.
However, human clinical evidence is insufficient to confirm these potential benefits. No high-quality clinical trials have reliably demonstrated efficacy of myricetin supplementation for health outcomes.
Side effects and safety
No specific data on common side effects, contraindications, or safety concerns related to myricetin supplementation were provided. The safety profile in humans remains unclear due to limited research.
As with any supplement, caution is advised until more comprehensive safety data become available.
Drug and supplement interactions
No documented interactions between myricetin and drugs or other supplements are available from the provided data. Due to its biochemical activity, theoretical interactions remain possible but are not evidenced.
Who should be careful?
Given the lack of safety data, individuals who are pregnant or breastfeeding, have medical conditions, are taking medications, or are planning surgery should avoid myricetin supplementation or consult a healthcare professional before use.
Pregnancy, breastfeeding and special populations
There is no information available regarding the use of myricetin supplements during pregnancy or breastfeeding. Safety and efficacy in children, elderly, and other special populations have not been established.
Quality, standardization and what to look for
No information was provided on quality standards, standardization, or typical markers for myricetin supplements. Consumers should seek products from reputable manufacturers that follow good manufacturing practices (GMP). Look for third-party testing or certification when available to ensure purity and potency.
Frequently asked questions
- Is myricetin an essential nutrient?
No. Myricetin is a flavonoid antioxidant, not an essential nutrient, and no official intake levels are established. - Does myricetin help prevent or treat diseases?
There is no conclusive human evidence to support any treatment or disease prevention claims for myricetin. - Can I get enough myricetin from my diet?
Myricetin naturally occurs in certain foods, but exact dietary sources and amounts were not specified. Eating a varied plant-based diet provides a range of flavonoids. - Are there any known side effects?
Side effects have not been clearly documented for myricetin supplements due to limited research. - Should I consult a doctor before taking myricetin supplements?
Yes, especially if you are pregnant, breastfeeding, have health conditions, or are on medications.
Evidence limitations
- No high-quality human clinical trials or systematic reviews conclusively demonstrate benefits or safety of myricetin supplementation.
- There is a lack of data on dosage, pharmacokinetics, and long-term safety in humans.
- Official intake recommendations and approved health claims are absent due to insufficient evidence.
References
Last reviewed
June 2024
Disclaimer: This page is for informational purposes only and does not constitute medical advice. Myricetin supplements have not been approved to diagnose, treat, cure, or prevent any disease. Consult a qualified healthcare professional before starting any new supplement, especially if you are pregnant, breastfeeding, have a medical condition, or take medications.