PQQ (Pyrroloquinoline Quinone)
Marketed to support mitochondrial function and energy
Forms
Capsules; sometimes combined with CoQ10
Advantages
Has antioxidant properties; small studies suggest possible effects on mitochondrial markers
Disadvantages
Human evidence is limited and preliminary; benefits for healthy people are not well established
Side effects
Generally well tolerated; headache or changes in sleep have been reported at higher doses
Interactions
Little interaction data is available; discuss with a professional if on medication
At-risk groups
Pregnant or breastfeeding women should avoid due to a lack of data
Cautions
Long-term safety is not well studied; it is not a treatment for any medical condition
Related symptoms
Educational information only — not medical advice. This content does not diagnose, treat, or replace consultation with a qualified healthcare professional. Always seek professional medical advice for symptoms, supplement use, or health concerns.