What does the ACTN3 (Power) gene do?

The ACTN3 gene provides instructions for making a muscle protein called alpha-actinin-3. This protein is found mainly in fast-twitch muscle fibers, which are used for quick, high-intensity efforts like sprinting, jumping, and explosive strength movements. Some people produce less (or none) of this protein due to common genetic variants—this doesn’t mean “good” or “bad,” but it can influence how your muscles are naturally geared toward power-oriented performance.

Why is the ACTN3 (Power) gene important?

ACTN3 is important because genetic variants in this gene can influence muscle fiber characteristics that relate to power performance—your ability to generate force quickly during short, intense movements. While training, nutrition, sleep, and overall fitness level have a major impact for everyone, ACTN3 can help explain individual differences in how people respond to certain types of training, fatigue, and recovery demands. Understanding your ACTN3 profile can help you choose strategies that better align with how your body may be predisposed to perform.

What can I do based on my ACTN3 (Power) results?

You can use your ACTN3 (Power) results to make more targeted decisions across training, recovery, and nutrition. Your report includes 55 personalized recommendations spanning dietary, lifestyle, and supplement guidance—helping you fine-tune things like high-intensity training structure, recovery emphasis, fueling strategies for performance, and supportive habits that can improve consistency and results over time.

How does the ACTN3 (Power) gene affect sprinting and explosive performance?

ACTN3 influences the presence of alpha-actinin-3 in fast-twitch muscle fibers, which are heavily involved in sprinting, jumping, and other explosive movements. Certain genetic variants are associated with differences in fast-twitch fiber function and are seen more frequently in power-focused athletes. That said, ACTN3 is only one piece of the puzzle—training quality, progressive overload, technique, recovery, and nutrition strongly shape real-world performance. This report helps you understand your ACTN3 genetic variants and provides personalized recommendations to align your training and recovery with your power-performance profile.

What do ACTN3 genetic test results mean for my workout plan and recovery?

Your ACTN3 genetic test results can offer useful context for how your body may be inclined to handle high-intensity, power-based training versus longer-duration endurance work. Depending on your ACTN3 profile, you may benefit from specific approaches to interval intensity, volume, rest periods, and recovery strategies—along with nutrition choices that support muscle adaptation. The report converts your genetic analysis into actionable, personalized guidance (including dietary, lifestyle, and supplement recommendations) so you can build a plan that’s better matched to your physiology rather than relying on trial-and-error alone.

Save $30

ACTN3 (Power)

Rated 4.71 out of 5 based on 14 customer ratings

4.7 (15 reviews)

ACTN3 (Power)

Rated 4.71 out of 5 based on 14 customer ratings

4.7 (15 reviews)

The report provides up to 55 personalized recommendations based on your 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

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Analyzes Key Genetic Variants

Up to 55 DNA-Based, Science-Backed Recommendations

ACTN3 (Power)

$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 ACTN3 (Power) Variants: A DNA Gene Report

Do you feel like you’re built for quick bursts—sprinting, jumping, heavy lifts—or do those efforts drain you faster than expected? Have you ever wondered why some training plans “click” for your body while others stall your progress? Your ACTN3 (Power) gene helps influence how your muscles produce force in short, intense movements, and understanding your ACTN3 genetic variants can help you make smarter, more personalized choices for training, recovery, and overall fitness.

Key Report Highlights

This DNA report analyzes genetic variants in the ACTN3 (Power) gene and translates them into 55 personalized recommendations tailored to your fitness goals. ACTN3 is involved in producing alpha-actinin-3, a protein found primarily in fast-twitch muscle fibers—fibers that support rapid, explosive movement. A compelling insight from research: certain ACTN3 variants are more common in elite power athletes, highlighting how this gene can influence power-focused performance potential alongside training and lifestyle.

Personalized, Actionable Recommendations

Your recommendations are personalized to your ACTN3 (Power) genotype and designed to be practical—covering dietary, lifestyle, and supplement recommendations that support your training style and muscle performance. Depending on your results, your report may include guidance such as optimizing protein timing and total intake to support muscle adaptation, adjusting sprint/interval frequency and recovery to match your power profile, or considering evidence-informed supplements commonly used for high-intensity performance support (where appropriate).

User-Friendly Format and Trust

With actionable and easy-to-understand recommendations, the report is designed for seamless integration into your daily life. Its user-friendly format ensures accessibility, making complex genetic data understandable and practical for users at all levels of familiarity with genetic information.

The report is rooted in accuracy and reliability, backed by comprehensive scientific research from reputable sources. It has garnered the trust of over 150,000 users and 1,000+ healthcare professionals. Furthermore, the report complies with HIPAA and GDPR, ensuring your privacy and security are prioritized.

Getting Started

To embark on this journey, simply purchase a DNA kit for an easy at-home sample collection, guaranteeing a hassle-free process. Delve into a personalized approach to wellness and equip yourself with actionable insights to enrich your life and health.

Product FAQs

: The ACTN3 gene provides instructions for making a muscle protein called alpha-actinin-3. This protein is found mainly in fast-twitch muscle fibers, which are used for quick, high-intensity efforts like sprinting, jumping, and explosive strength movements. Some people produce less (or none) of this protein due to common genetic variants—this doesn’t mean “good” or “bad,” but it can influence how your muscles are naturally geared toward power-oriented performance.
: ACTN3 is important because genetic variants in this gene can influence muscle fiber characteristics that relate to power performance—your ability to generate force quickly during short, intense movements. While training, nutrition, sleep, and overall fitness level have a major impact for everyone, ACTN3 can help explain individual differences in how people respond to certain types of training, fatigue, and recovery demands. Understanding your ACTN3 profile can help you choose strategies that better align with how your body may be predisposed to perform.
: You can use your ACTN3 (Power) results to make more targeted decisions across training, recovery, and nutrition. Your report includes 55 personalized recommendations spanning dietary, lifestyle, and supplement guidance—helping you fine-tune things like high-intensity training structure, recovery emphasis, fueling strategies for performance, and supportive habits that can improve consistency and results over time.
: ACTN3 influences the presence of alpha-actinin-3 in fast-twitch muscle fibers, which are heavily involved in sprinting, jumping, and other explosive movements. Certain genetic variants are associated with differences in fast-twitch fiber function and are seen more frequently in power-focused athletes. That said, ACTN3 is only one piece of the puzzle—training quality, progressive overload, technique, recovery, and nutrition strongly shape real-world performance. This report helps you understand your ACTN3 genetic variants and provides personalized recommendations to align your training and recovery with your power-performance profile.
: Your ACTN3 genetic test results can offer useful context for how your body may be inclined to handle high-intensity, power-based training versus longer-duration endurance work. Depending on your ACTN3 profile, you may benefit from specific approaches to interval intensity, volume, rest periods, and recovery strategies—along with nutrition choices that support muscle adaptation. The report converts your genetic analysis into actionable, personalized guidance (including dietary, lifestyle, and supplement recommendations) so you can build a plan that’s better matched to your physiology rather than relying on trial-and-error alone.

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 4.71 out of 5 based on 14 customer ratings

4.7 (15 reviews)

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Leah M.

Rated 3 out of 5
ACTN3 flags, but vague.
Carmen E.

Rated 5 out of 5
Unlike scrolling through random fitness blogs or sites, this actually felt tailored to my DNA and explained the why behind specific supplement suggestions. I never saw anything mentioning black chokeberry before. It’s so much more practical than trying to piece together advice from the internet.
Corey N.

Rated 4 out of 5
I lift 4 days a week and bought the ACTN3 (Power) report to see if my genetics lined up with why I feel better on short, heavy sets than long circuits. The summary was easy to follow, and the suggestions felt actionable, especially trialing caffeine timing and keeping hydrogen water for tougher sessions. I also appreciated the note about recovery and not forcing endurance-style volume. My only gripe is I wanted clearer dosing ranges for mangiferin, quercetin, and saffron, plus a quick checklist for what to test first. Still, it helped me train smarter.
Samantha C.

Rated 5 out of 5
Honestly, I was surprised by how much this taught me about my own body and training. Way more eye-opening than I expected!
Melissa S.

Rated 5 out of 5
So helpful, wow.

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ACTN3 (Power)

Product features

Understanding Your ACTN3 (Power) Variants: A DNA Gene Report

Key Report Highlights

Personalized, Actionable Recommendations

User-Friendly Format and Trust

Getting Started

Product FAQs

What does the ACTN3 (Power) gene do?

Why is the ACTN3 (Power) gene important?

What can I do based on my ACTN3 (Power) results?

How does the ACTN3 (Power) gene affect sprinting and explosive performance?

What do ACTN3 genetic test results mean for my workout plan and recovery?

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