HSA | FSA CARDS ARE NOW ACCEPTED

Last reviewed: May 12, 2026 Last updated: May 12, 2026

Written by: Jay Hastings , CEO of PlexusDx

Jay Hastings is the CEO of PlexusDx, a precision health company focused on genetic testing, blood biomarker insights, and personalized wellness recommendations. He has more than 20 years of experience across healthcare innovation, genomics, laboratory operations, healthcare investing, and strategic finance. His work has included scaling healthcare startups, leading CLIA lab integrations, and helping expand consumer access to precision health tools.

Medically reviewed by: Jayden Lee, PharmD, EMBA

Jayden Lee, PharmD, EMBA, is the PlexusDx Medical Science Liaison with a PharmD and MBA specializing in pharmacogenomics and clinical product development, with a proven ability to bridge the gap between genomic research and practical patient outcomes. Dr. Lee has more than 10 years of professional experience in clinical pharmacy, academia, and research.

The NQO1 rs1800566 Variant, the MOTS-c Pathway, and Energy & Metabolism: What Your Genotype May Mean

MOTS-c is a mitochondria-made signal that helps cells manage energy, glucose use, fat use, and metabolic flexibility, especially during exercise or stress. It works partly through AMPK, a key energy sensor that helps the body use stored fuel more efficiently and supports mitochondrial function. NQO1 is an antioxidant gene that helps protect cells from oxidative stress created during energy production. Together, MOTS-c and NQO1 are part of a connected system that helps maintain energy balance, cellular resilience, and healthy metabolism. Research in this area is still evolving, but it highlights how mitochondria, stress defense, and metabolic health work closely together.

Genetic variation in the NQO1 gene may influence how efficiently the biological processes connected to MOTS-c and Energy & Metabolism function. The rs1800566 variant is analyzed in the PlexusDx Precision Peptide Genetic Test as part of the Energy & Metabolism pathway. Depending on your genotype, this variant may have a modest to meaningful influence on mitochondrial function, ATP production, and metabolic efficiency. Understanding your result gives you a personalized starting point for targeted lifestyle, dietary, and supplement strategies grounded in your unique biology.

Practical Foundations for Everyone

Regardless of your NQO1 rs1800566 genotype, the following lifestyle inputs consistently support sustained energy, metabolic resilience, and cellular vitality. Carriers of the effect allele often notice a stronger return on these habits when applied consistently — which makes regularity more valuable than intensity.

  • Consistent nutrition: A whole-food dietary pattern rich in vegetables, quality protein, healthy fats, and fiber provides the micronutrient foundation that supports energy & metabolism-related pathways at a cellular level.
  • Regular movement: Physical activity — particularly a combination of aerobic exercise and resistance training — supports the metabolic signaling and growth factor pathways that interact with energy & metabolism and biological resilience.
  • Quality sleep: Restorative sleep is essential for cellular repair, hormone regulation, and the metabolic processes that underpin energy and metabolic health. Consistent sleep timing amplifies the benefits of other lifestyle habits.
  • Stress management: Chronic stress elevates cortisol and inflammatory markers that can blunt the efficiency of pathways related to energy & metabolism. A daily stress-reduction practice — even five to ten minutes of slow breathing or mindfulness — helps maintain biological balance.

Diet Recommendations for NQO1 rs1800566 and the MOTS-c Pathway

A targeted nutritional approach for the NQO1 rs1800566 variant focuses on supplying the micronutrients and macronutrient balance that support mitochondrial function, ATP production, and metabolic efficiency and reduce the metabolic burden on pathways connected to MOTS-c. Priority nutrients vary by pathway but consistently center on anti-inflammatory whole foods, adequate protein for cellular and tissue support, and micronutrient density from colorful produce and quality fats.

The GLP-1 Support is designed to support this pathway. A nutrient-dense plan supporting GLP-1 medications with protein, healthy fats, and fiber to enhance results and minimize side effects....

Build meals around quality protein sources (fish, poultry, legumes, eggs), fiber-rich carbohydrates (vegetables, whole grains, legumes), and healthy fats (olive oil, avocado, nuts, seeds). Minimize ultra-processed foods, excessive added sugars, and alcohol — all of which increase oxidative and inflammatory burden on pathways that interact with energy & metabolism and MOTS-c-related signaling.

Supplement Considerations for NQO1 rs1800566 Support

Supplements cannot modify your NQO1 rs1800566 genotype, but targeted supplementation can address nutritional gaps and support the biological pathways connected to MOTS-c and energy and metabolic health. A foundations-first approach — prioritizing the basics before adding specialty products — produces the most consistent outcomes. Always discuss supplementation with your healthcare provider before starting, especially if you take medications or manage ongoing health conditions.

The PlexusDx Energy Support is a personalized daily pack designed to support this pathway. PlexusDx Energy Support is a personalized daily pack featuring Rhodiola, Methyl B-Complex, and Tyrosine to help support steady energy, focus, and mental clarity. Designed to nourish your body’s natural energy pathways, it helps you feel more energized and resilient throughout the...

Key nutrients commonly relevant to the Energy & Metabolism pathway include those that support mitochondrial function, ATP production, and metabolic efficiency. Assess dietary gaps first; targeted supplementation is most valuable when it addresses a specific nutritional shortfall confirmed by food tracking or lab results rather than used as a substitute for consistent lifestyle habits.

Lifestyle Recommendations for Energy & Metabolism and MOTS-c Pathway Support

Consistent lifestyle habits are the most durable and evidence-supported way to reinforce the biological pathways associated with MOTS-c and energy and metabolic health. For carriers of the NQO1 rs1800566 effect allele, these habits tend to produce a more noticeable return because they directly influence the signaling environments where the variant has its greatest impact.

A practical weekly target is 150 minutes or more of moderate aerobic activity combined with two to three resistance training sessions. Sleep consistency — a fixed wake time, morning outdoor light, and a 60 to 90 minute wind-down before bed — supports cellular recovery and the hormonal balance that underpins energy and metabolic health. Stress management practices such as slow breathing, mindfulness, or low-stimulation outdoor time help maintain the biological stability that MOTS-c-related pathways depend on for efficient function. Avoiding chronic sleep debt, late-day caffeine, and excessive alcohol further removes common suppressors of energy & metabolism-related signaling.

Genetic Interpretations for rs1800566 (NQO1)

2 Effect Alleles: AA (+/+)

You have the AA genotype for rs1800566 which means you carry two copies of the effect allele. This variation is associated with markedly reduced NQO1 enzyme activity, which may weaken cellular antioxidant defense and make it harder for cells to maintain redox balance during periods of increased metabolic demand. In the context of the MOTS-c pathway, this is relevant because MOTS-c is closely linked to mitochondrial signaling, AMPK activation, glucose metabolism, and metabolic adaptation, while NQO1 helps protect cells from oxidative stress generated during energy production. The rs1800566 variant is the classic Pro187Ser change, and studies have shown that the reduced-function form can substantially lower enzyme stability and activity; homozygous carriers have been reported to retain only a small fraction of typical quinone-reductase activity. For individuals with the AA genotype, this may suggest a less resilient redox environment within the broader mitochondrial network, meaning metabolic efficiency and recovery may be more sensitive to oxidative stress from poor sleep, overtraining, smoking, highly processed diets, or chronic inflammation. Helpful strategies may include emphasizing colorful polyphenol-rich plant foods, vitamin C–rich foods, adequate protein, magnesium-rich foods, selenium-containing foods, and regular exercise with sufficient recovery rather than excessive intensity. Overall, this genotype does not determine poor metabolic health on its own, but it may indicate that oxidative-stress management is especially important within the broader biological environment relevant to MOTS-c. MOTS-c itself has been studied as a mitochondrial-derived peptide that supports glucose entry and metabolic adaptation through AMPK-linked pathways, which makes cellular stress resilience particularly relevant here.

1 Effect Allele: AG (+/-)

You have the AG genotype for rs1800566, which means you carry one copy of the effect allele and one copy of the non-effect allele. This intermediate genotype may be associated with a moderate reduction in NQO1-related antioxidant capacity, often representing a middle-ground pattern between the two homozygous genotypes. In connection with the MOTS-c pathway, this suggests that cellular redox regulation is likely to remain broadly functional, but may show some reduced efficiency when metabolic stress is high. Because NQO1 helps neutralize reactive quinones and supports antioxidant defense during mitochondrial activity, even partial reduction in enzyme function may influence how well cells handle oxidative byproducts generated during exercise, inflammation, or higher metabolic demand. The best-established evidence for rs1800566 supports decreased NQO1 activity with the variant allele, although the functional impact is generally strongest in homozygous carriers. For this genotype, the most useful approach is usually to support the surrounding mitochondrial environment through a nutrient-dense diet, consistent sleep, regular physical activity with adequate recovery, and minimizing avoidable oxidative stressors such as smoking and chronic sleep deprivation. Overall, this genotype is best viewed as a moderate-response marker within the broader redox and mitochondrial-stress network rather than a strong stand-alone predictor of metabolic outcome. Since MOTS-c is thought to help coordinate mitochondrial and nuclear metabolic responses, maintaining a lower oxidative-stress burden may help support the metabolic flexibility this pathway is meant to promote.

0 Effect Alleles: GG (-/-)

You have the GG genotype for rs1800566 which means you carry two copies of the non-effect allele. This genotype is generally associated with typical NQO1 enzyme activity and a more standard pattern of cellular antioxidant defense and redox regulation. In the context of the MOTS-c pathway, this suggests that the NQO1 portion of the mitochondrial stress-response network is more likely to function within the expected range, helping support more typical protection against oxidative stress generated during cellular energy production. Because MOTS-c is studied in relation to mitochondrial efficiency, glucose metabolism, fatty-acid utilization, and AMPK-linked metabolic adaptation, this genotype suggests that NQO1-linked antioxidant support is less likely to be a major limiting factor in the broader pathway. Even so, metabolic health still depends heavily on diet quality, exercise, sleep, inflammation, and overall cardiometabolic status, so this genotype should not be interpreted as guaranteeing optimal metabolic resilience. The main recommendations for this genotype are therefore foundational: maintain a nutrient-dense diet rich in antioxidant-containing whole foods, exercise regularly, support sleep and recovery, and avoid chronic oxidative-stress burden when possible. Overall, this genotype is generally consistent with a more typical NQO1-mediated contribution to the broader redox and mitochondrial pathways relevant to MOTS-c.

Inconclusive — No Result

Your genetic data for rs1800566, a NQO1 gene variant, was not successfully called by the laboratory. This means the test did not detect a reliable result for this position, which can occur for technical reasons such as low signal intensity, DNA quality issues, or limitations of the genotyping array. Without a result, we cannot determine whether you carry the typical or effect variant for this gene. If this information is important for your health decisions, you may wish to consider retesting or confirming this variant through a targeted genetic test or sequencing method.

When to Talk to Your Healthcare Provider

If you have concerns related to energy & metabolism, the MOTS-c pathway, or how your NQO1 rs1800566 results fit into your broader health picture, consult your healthcare provider. They can interpret your genetic results alongside your symptoms, health history, and lab values to guide appropriate testing, dietary adjustments, and supplementation where relevant.

PlexusDx provides genetic insights to help you understand how your genes may influence nutrient needs and biological pathways. This information is provided for educational and wellness purposes only and does not diagnose, treat, or recommend any specific medication, peptide, or therapy, some of which may be prescription-only, investigational, or intended for research use only. Always consult with a qualified healthcare provider before making changes to your supplement regimen, diet, or health plan based on genetic information.

Frequently Asked Questions About NQO1 rs1800566 and MOTS-c

What does the NQO1 rs1800566 variant mean for my energy and metabolic health?

The rs1800566 variant in the NQO1 gene may influence how efficiently biological processes connected to MOTS-c and Energy & Metabolism function in your body. Depending on your genotype, this can have a modest to meaningful effect on mitochondrial function, ATP production, and metabolic efficiency. Understanding your result gives you a personalized starting point for a targeted lifestyle and nutrition strategy grounded in your unique genetic biology.

How does the MOTS-c pathway relate to NQO1 and energy and metabolic health?

MOTS-c is a peptide being studied for its potential role in supporting sustained energy, metabolic resilience, and cellular vitality. Researchers are interested in how MOTS-c-associated pathways may interact with genes like NQO1, which contribute to the signaling environments that influence energy & metabolism function. The PlexusDx Precision Peptide Genetic Test analyzes 14 pathways, 49 peptides, and 150 genetic insights — including NQO1 rs1800566 — to provide a comprehensive view of how your genetics may influence these interconnected systems.

Can lifestyle changes support NQO1 function regardless of my genotype?

Yes. Consistent lifestyle habits — regular exercise, quality sleep, anti-inflammatory nutrition, and stress management — support energy & metabolism-related biological pathways across all genotypes. For carriers of the effect allele at rs1800566, these habits tend to produce a stronger measurable return because they directly reinforce the signaling environments where this variant has its greatest influence. Consistency and habit stacking — combining exercise, sleep, and nutrition improvements together — tends to produce better outcomes than any single change in isolation.

What tests can help me learn more about my energy and metabolic health and the MOTS-c pathway?

The PlexusDx Precision Peptide Genetic Test analyzes 14 pathways, 49 peptides, and 150 genetic insights — including NQO1 rs1800566 — to deliver a comprehensive picture of how your genetics may influence peptide-related health pathways. The Peptide Pathways Report translates your results into personalized, actionable guidance. Your healthcare provider can also recommend targeted blood tests based on your specific pathway results and health history to complement your genetic insights with current biomarker data.

If this genetic variant is present in your PlexusDx results, the following tests and reports are commonly used to explore it further:

🧬 Genetic Tests:

📄 Genetic Report:

Medical and Editorial Standards

Medical review process: This article was reviewed for medical accuracy, scientific clarity, evidence alignment, and appropriate discussion of genetics, medications, supplements, biomarkers, and health-related claims.

Sources and evidence: PlexusDx educational content is developed using peer-reviewed research, clinical literature, reputable medical references, and, where applicable, public health or regulatory guidance. References are included at the end of the article when scientific, medical, or health-related claims are discussed.

Commercial transparency: PlexusDx offers genetic testing, blood biomarker testing, personalized supplement recommendations, and related precision wellness services. Product mentions are intended to help readers understand available options and should not be interpreted as medical advice.

Important disclaimer: PlexusDx educational content is for informational purposes only and should not be used as a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before making decisions about medications, supplements, genetic testing, lab testing, or health-related care.