Why do I need this report?

Selenium affects thyroid function, immune response, DNA production, and antioxidant defenses—yet both low and high selenium can be harmful. This report helps you understand whether your genetics may predispose you toward higher or lower selenium levels, so you can make safer decisions about food choices (like Brazil nuts and seafood), supplement use, and whether labs are worth discussing—especially if you live in an area with low selenium in the food supply or have other risk factors.

Why is this report unique?

Most nutrition advice treats selenium as a one-size-fits-all nutrient. This report is different: it evaluates 4 scientifically studied genetic variants associated with selenium levels and translates your results into 18 personalized recommendations. You’ll also get context on why selenium balance matters, how genetics interacts with diet and environment, and what practical actions are most relevant for your specific profile.

How is the recommendations list built?

Your recommendations are built by mapping each analyzed variant to its known impact on selenium levels and related biological pathways (transport, storage, and metabolism). Actions are then prioritized using strength of scientific evidence, relevance to your genetic direction of effect (higher vs. lower predicted levels), and safety considerations—because selenium has a narrow “optimal range” where too little and too much can both create risk. The final list blends high-impact foundational steps (diet and habits) with optional add-ons (supplements and lab discussions) when appropriate.

How do genes affect selenium levels?

Genes can influence selenium status by affecting how selenium is transported in the body, stored, and metabolized. In this report, variants near genes involved in these processes are analyzed, including genes linked to selenium transport proteins and pathways connected to homocysteine metabolism. Your results help explain why two people with similar diets may show different selenium levels or respond differently to the same supplement routine.

Can you have too much selenium from supplements or Brazil nuts?

Yes. Selenium is essential, but excess intake can be harmful, and high selenium levels have been linked in research to higher type 2 diabetes risk. Brazil nuts are extremely selenium-dense, so “more” isn’t always better—many people should avoid eating more than a few per day. This report helps you weigh your genetic tendency toward higher or lower selenium levels, then guides safer choices around selenium-rich foods and whether to avoid, limit, or discuss supplementation and lab testing with a clinician.

Save $30

Selenium

Rated 4.73 out of 5 based on 11 customer ratings

4.7 (12 reviews)

Selenium

Rated 4.73 out of 5 based on 11 customer ratings

4.7 (12 reviews)

The report provides up to 18 personalized recommendations based on 4 genetic variants analyzed. Purchase a DNA kit to generate your genetic results. If you've already got one, you're all set to continue. View sample report.

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Trusted by 200,000+ users & 2,000+ doctors

Proven track record: 3+ million analyses delivered

Analyzes 4 Genetic Variants

Up to 18 DNA-Based, Science-Backed Recommendations

Selenium

$59 $29

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Product features

Note: To generate your personalized report, purchase a SelfDecode DNA kit. If you already have one, you’re ready to proceed.

Understanding Your Selenium Risks: A DNA-Based Report

Do you ever wonder why your energy, mood, or thyroid-related symptoms don’t always match what you eat? Are you unsure whether you’re getting enough selenium—or possibly too much—from foods and supplements? If you’ve ever questioned whether “healthy” choices like Brazil nuts or a multivitamin are helping or hurting, this Selenium DNA report helps you understand your personal biology and take safer, more targeted next steps.

Key Report Highlights

Your Selenium report analyzes 4 key genetic variants linked to selenium transport, storage, and metabolism, then turns those findings into 18 actionable recommendations. Selenium balance matters: deficiency is estimated to affect 500 million to 1 billion people worldwide due to inadequate intake, yet excess intake can also be harmful—making personalization especially important when you’re deciding what to eat and whether to supplement.

Personalized, Actionable Recommendations

You’ll receive personalized dietary, lifestyle, and supplement recommendations tailored to how your genetics may influence selenium status—so you can focus on the changes most likely to matter for you. Depending on your results, your plan may include food-based guidance (e.g., optimizing selenium intake from fish, eggs, meat, oatmeal, or rice while limiting high-dose sources like Brazil nuts) and supplement guidance (e.g., when to avoid extra selenium, or when to discuss targeted testing and dosing with your clinician).

User-Friendly Format and Trust

The user-friendly format of this report emphasizes clarity, offering practical, easy-to-follow insights to integrate seamlessly into your lifestyle. Whether you’re a novice or seasoned biohacker, you’ll find the layout accessible and the information straightforward.

This report is grounded in the latest scientific research and trusted by over 150,000 users and 1,000+ doctors worldwide. It’s not only comprehensive but also complies with stringent privacy laws, being HIPAA and GDPR compliant.

Getting Started

Ready to unlock the secrets within your DNA? Purchase a DNA kit for an easy at-home collection process and gain the insights you need for a proactive, personalized approach to wellness. Don’t wait—take the first step to understanding your health today.

Product FAQs

: Selenium affects thyroid function, immune response, DNA production, and antioxidant defenses—yet both low and high selenium can be harmful. This report helps you understand whether your genetics may predispose you toward higher or lower selenium levels, so you can make safer decisions about food choices (like Brazil nuts and seafood), supplement use, and whether labs are worth discussing—especially if you live in an area with low selenium in the food supply or have other risk factors.
: Most nutrition advice treats selenium as a one-size-fits-all nutrient. This report is different: it evaluates 4 scientifically studied genetic variants associated with selenium levels and translates your results into 18 personalized recommendations. You’ll also get context on why selenium balance matters, how genetics interacts with diet and environment, and what practical actions are most relevant for your specific profile.
: Your recommendations are built by mapping each analyzed variant to its known impact on selenium levels and related biological pathways (transport, storage, and metabolism). Actions are then prioritized using strength of scientific evidence, relevance to your genetic direction of effect (higher vs. lower predicted levels), and safety considerations—because selenium has a narrow “optimal range” where too little and too much can both create risk. The final list blends high-impact foundational steps (diet and habits) with optional add-ons (supplements and lab discussions) when appropriate.
: Genes can influence selenium status by affecting how selenium is transported in the body, stored, and metabolized. In this report, variants near genes involved in these processes are analyzed, including genes linked to selenium transport proteins and pathways connected to homocysteine metabolism. Your results help explain why two people with similar diets may show different selenium levels or respond differently to the same supplement routine.
: Yes. Selenium is essential, but excess intake can be harmful, and high selenium levels have been linked in research to higher type 2 diabetes risk. Brazil nuts are extremely selenium-dense, so “more” isn’t always better—many people should avoid eating more than a few per day. This report helps you weigh your genetic tendency toward higher or lower selenium levels, then guides safer choices around selenium-rich foods and whether to avoid, limit, or discuss supplementation and lab testing with a clinician.

WHY SELFDECODE?

Empowering Your Well-being Journey

This personalized health report is powered by SelfDecode's cutting-edge AI technology, designed to unlock a deeper understanding of your health potential. We're committed to providing you with the most accurate and actionable insights to guide your well-being journey.

Most Accurate
Polygenic Risk Scoring

We leverage cutting-edge algorithms and analyze a massive dataset of 2 million people to deliver the most precise assessment of your genetic health predispositions. Our advanced approach takes into account your ancestry - which is often overlooked by other methods - to provide you with the most accurate risk assessment. This ensures that the risk scores you receive are based on the latest scientific evidence and are truly personalized to your genetic makeup.

Cutting-Edge AI &
Machine Learning

We have invested 20 million dollars developing our AI and machine learning models. Our patent-pending technology provides you with the most personalized health insights and recommendations by taking into account your unique DNA, lifestyle, labs, symptoms, conditions and health goals. This empowers you to make informed decisions tailored to your specific needs.

Analyzes 200 Million Variants & Sophisticated Recommendation Engine

We go beyond the basics by analyzing a staggering 200 million genetic variants to provide the most comprehensive picture of your health potential. Our sophisticated recommendation engine leverages this deep analysis to provide personalized and actionable insights to optimize your well-being journey.

Built by Leading
Scientists & Engineers

A dedicated team of over 60 scientists and engineers is continuously innovating and developing our technology, ensuring it remains at the forefront of personalized health.

Reviews

Rated 4.73 out of 5 based on 11 customer ratings

4.7 (12 reviews)

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Destiny M.

Rated 5 out of 5
The Selenium nutrition report gave me a clear, food-first plan. I started rotating shrimp and sardines twice a week, plus chicken on busy days. Within a month my nails stopped peeling as much and my post-workout fatigue eased. I also appreciated the explanation of why selenium matters for antioxidant defenses, it made the changes feel purposeful, not trendy.
Dennis U.

Rated 5 out of 5
Thorough explanation of how my SEP15 allele affects selenium utilization, plus solid reasoning for including beef spleen and minimizing mercury. The tie-in to thyroid hormone metabolism made total sense, impressive how they integrated nutrigenomics so clearly. Would recommend to any biohacker or nutrition nerd.
Rich N.

Rated 5 out of 5
After reading, I added more cottage cheese and tried beef heart for the first time. Also started checking seafood for mercury. Felt more energetic by the end of week two, and my digestion seemed smoother. These tweaks genuinely made a difference already.
Chen R.

Rated 5 out of 5
我一直以为自己只是“容易累”，看完 Selenium 这份营养报告才知道我在硒相关代谢上可能更需要从食物下手。它把风险点讲得很清楚，还给了我能执行的清单。我照着建议把虾、沙丁鱼和鸡肉轮换进一周菜单，偶尔加一点牛心。两周后下午那种发软感少了，训练后的恢复也更稳定。最重要的是，我终于不再盲目买补剂，而是用饮食把硒补上。
Andrea P.

Rated 5 out of 5
Sardines fixed my selenium.

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Selenium

Product features

Understanding Your Selenium Risks: A DNA-Based Report

Key Report Highlights

Personalized, Actionable Recommendations

User-Friendly Format and Trust

Getting Started

Product FAQs

Why do I need this report?

Why is this report unique?

How is the recommendations list built?

How do genes affect selenium levels?

Can you have too much selenium from supplements or Brazil nuts?

WHY SELFDECODE?

Empowering Your Well-being Journey

Most AccuratePolygenic Risk Scoring

Cutting-Edge AI &Machine Learning

Analyzes 200 Million Variants & Sophisticated Recommendation Engine

Built by Leading Scientists & Engineers

Reviews

Related Products

Most Accurate
Polygenic Risk Scoring

Cutting-Edge AI &
Machine Learning

Built by Leading
Scientists & Engineers