SAVE 10% Sitewide - Worldwide Shipping — Free U.S. Shipping on $150+

  • USA Estimated delivery: Feb 19 - Feb 23

Estera® Phase III Women's Maintenance Formula

Estera® Phase III Women's Maintenance Formula

$84.00 USD
$84.00 USD $94.00 USD
Shipping calculated at checkout.
  • Orders over $150 ship free in USA
  • 30 day returns
  • World Wide Shipping

Subscribe and Save Subscriptions

Easily subscribe to all Nu Skin products, save money and enjoy automatic delivery every one, two, or three months.

Visit NuSkin.com

60 CAPSULES

Estera Phase III is for women in their postmenopausal years. Maintenance Formula is designed to help promote healthy estrogen metabolites and support healthy cardiovascular, bones, cognitive function, and a normal lipid profile.

Product Details

Estera Phase III Maintenance Formula is for women in their postmenopausal years. Maintenance Formula is designed to help promote estrogen metabolites and support cardiovascular health, bones, cognitive function, and a normal lipid profile.

Benefits And Key Features
  • Provides phytoestrogens, plant based compounds that have a mild estrogen receptor binding effect. These powerful phytoestrogens should be incorporated into a woman's diet to decrease the occurrence of postmenopausal symptoms, maintain healthy bone density, maintain existing normal lipid profiles, and help maintain good health throughout life*
  • Flaxseed powder lignans provide antioxidant protection and help promote a healthy ratio of estrogen metabolites*
  • Estera Phase III also provides relief from symptoms associated with post menopause such as night sweats, hot flashes, decreased sexual desire, and slowed recall or concentration*

How To Use It


As a dietary supplement, take two (2) capsules daily, preferably one capsule with your morning and evening meals.
Store in a cool, dry place.


*These statements have not been evaluated by the Food and Drug Administration. 




Leaders Beauty & Wellness is an independent reseller and brand affiliate. Orders may ship from Leaders Beauty & Wellness or directly from our brand partner, Nu Skin. This site is not owned or operated by Nu Skin.
Nu Skin Collections

Best Sellers

Look your best or feel your best? Why choose? As leaders in connected beauty and wellness, we understand the importance of targeting both external skincare and internal nutrition to truly level up your results. And we continue to prove it, again and again.


Pharmanex Supplements

14 items

ageLoc Beauty Devices

3 items

MYND360 Supplements

3 items
youtube Load video: Nu Skin Prysm iO

Leaders Blog

Prysm iO and the Future of Measurable Wellness

Prysm iO and the Future of Measurable Wellness

How Antioxidant Scanning, Nutrition, and Lifestyle Work Together to Improve Cellular Health For decades, wellness advice has relied on assumptions: eat more vegetables, take supplements, reduce stress, get better sleep. While these recommendations are well-intentioned, they often leave people wondering whether their efforts are actually improving their health at a cellular level. Prysm iO represents a shift away from guesswork and toward measurable wellness — allowing individuals to see how nutrition, lifestyle, and supplementation influence antioxidant status over time. What Prysm iO Measures and Why It Matters Prysm iO is a non-invasive bio-scanning device developed by Nu Skin that measures skin carotenoid levels, a scientifically validated biomarker of antioxidant status. Carotenoids are powerful antioxidants found in colorful fruits and vegetables. Unlike short-term blood markers, carotenoids accumulate in the skin over time, offering insight into: Long-term dietary quality Nutrient absorption Oxidative stress load Overall cellular defense Because oxidative stress plays a role in aging, inflammation, immune function, and chronic disease risk, tracking antioxidant status provides a meaningful window into internal health. The Science Behind Bio-Scanning Technology Bio-scanning technology existed long before modern fitness wearables. Its original purpose was to assess internal biological markers, not external activity metrics. Prysm iO uses advanced optical sensing and artificial intelligence to analyze how specific wavelengths of light interact with carotenoids in the skin. Thousands of spectral data points are captured during each scan, then interpreted through machine-learning calibration to produce a single, easy-to-understand Prysm Score. This approach builds on more than 20 years of carotenoid and antioxidant research and one of the world’s largest antioxidant scan databases. World Wide Shipping - Purchase your Prysm iO  What Influences Your Prysm iO Score? Your Prysm iO score is not fixed. It reflects a combination of nutrition, absorption, and lifestyle factors, including: Diet Quality Carotenoid intake from fruits and vegetables such as leafy greens, carrots, tomatoes, berries, and citrus plays a foundational role. Nutrient Absorption Even a healthy diet may not translate to high antioxidant levels if digestion, gut health, or fat intake is insufficient. Carotenoids are fat-soluble and require proper absorption to be utilized. Oxidative Stress Load Chronic stress, poor sleep, smoking, environmental toxins, and inflammation increase oxidative demand, potentially lowering antioxidant reserves. Consistency Over Time Because carotenoids accumulate gradually, sustained habits matter far more than short-term changes. The Role of Gut Health in Antioxidant Status Gut health is often overlooked in antioxidant discussions, yet it plays a critical role in nutrient utilization. A balanced microbiome supports: Efficient digestion Improved micronutrient absorption Reduced systemic inflammation Targeted probiotic support can help optimize how well antioxidant nutrients are absorbed and used by the body, indirectly supporting improved Prysm iO trends over time. Prysm iO–Approved Nutrition and Supplement Support Prysm iO is designed to complement nutritional strategies that directly support the biomarkers it measures. The following products are commonly used as part of an antioxidant-supportive wellness routine: LifePak® Nano – Advanced multivitamin nutrition with enhanced carotenoid and micronutrient support to promote cellular health. LifePak® Anti-Aging Formula – Comprehensive antioxidant and nutrient blend designed to help protect against oxidative stress. LifePak® Elements – Foundational micronutrient support to help fill dietary gaps. Optimum Omega® – Essential fatty acids that support nutrient absorption, cellular membrane health, and metabolic balance. Pharmanex® G3 Juice – A superfruit juice blend rich in antioxidant compounds that help support carotenoid intake. Nu Biome® – Precision probiotic support designed to promote gut microbiome balance and nutrient utilization. Pharmanex® Jungamals – Nutritional support formulated for children, providing foundational vitamins and antioxidants during growth years. These products are not designed to replace whole foods or healthy habits, but to support consistency and absorption in a modern lifestyle. World Wide Shipping - Purchase your Prysm iO  Antioxidants, Inflammation, and Longevity Oxidative stress and inflammation are closely linked. When free radical production exceeds antioxidant defenses, cellular damage accumulates more rapidly. Over time, this imbalance is associated with: Accelerated aging Skin and tissue breakdown Immune dysfunction Metabolic challenges By tracking antioxidant status through Prysm iO, individuals gain insight into how effectively their body is defending against oxidative load — a key factor in long-term health and longevity strategies. Why Prysm iO Goes Beyond Traditional Wellness Tracking Most wearable devices measure external behaviors such as steps, heart rate, or sleep duration. Prysm iO focuses on internal response. This distinction matters. Two people can follow the same diet or supplement routine and experience very different outcomes. Prysm iO helps bridge that gap by showing how the body is responding beneath the surface. Using Prysm iO as a Long-Term Wellness Tool Rather than chasing a single number, Prysm iO is most powerful when used to observe trends over time. Many people scan weekly or bi-weekly to: Monitor the impact of dietary changes Evaluate supplement effectiveness Understand how stress or sleep affects antioxidant levels Stay motivated through visible progress This data-driven approach supports informed decisions rather than assumptions. Final Thoughts Prysm iO represents a new era of wellness — one where nutrition, lifestyle, and supplementation are guided by measurable insight instead of guesswork. By focusing on antioxidant status, it highlights a foundational aspect of cellular health that influences aging, inflammation, and resilience. Wellness is no longer just about what you do.It is about how your body responds.

Learn more
How to Get Your Nu Skin Prysm iO Score Up

How to Get Your Nu Skin Prysm iO Score Up

Actionable Tips, Strategies, and Approved Products If you’ve used the Prysm iO scanner to check your antioxidant levels, you may be wondering what to do next. Your Prysm iO score reflects your skin carotenoid levels — a meaningful indicator of your body’s antioxidant status influenced by nutrition, lifestyle, absorption, and consistency. Unlike generic wellness metrics, the Prysm iO score isn’t static. With intentional habits and targeted support, you can raise your score over time. Here’s how. We have made it easy with a collection of Prysm io Certified Supplements Here Understanding What Drives Your Prysm iO Score The Prysm iO score tracks carotenoid antioxidants in your skin — compounds abundant in colorful fruits and vegetables and certain supplements. These are some of the most impactful carotenoids: Beta-carotene Lutein Zeaxanthin Lycopene Astaxanthin Because these molecules accumulate gradually in tissues, consistent intake — not short bursts — leads to the most reliable score improvements. Core Strategies to Boost Your Score 1. Prioritize Carotenoid-Rich Nutrition A whole-food diet full of colorful produce lays the foundation for higher antioxidant status. Think leafy greens, bright orange and yellow vegetables, tomatoes, berries, and red/purple fruits. Many of these phytonutrients are what Prysm iO actually measures, so food quality matters as much as quantity. 2. Support Absorption With Healthy Fats Carotenoids are fat-soluble nutrients. Including healthy fats (such as olive oil, avocado, or nuts) with your carotenoid foods improves absorption. 3. Reduce Oxidative Stress From Lifestyle Sleep quality, stress management, smoking avoidance, and moderate exercise all help your antioxidant network stay balanced — which shows up in trend-based Prysm results. 4. Stay Consistent and Track Trends Prysm iO scores become most meaningful when tracked over weeks and months, not one-off scans. Many users find that consistent habits build gradual improvements. Prysm iO-Approved Products That Can Help On the Leaders Beauty & Wellness Prysm iO Approved Products page, a curated list includes foundational nutrition and supplements that support antioxidant intake and overall wellness. Here are top products you can pair with your Prysm iO tracking to help raise your score over time: Prysm iO-Approved Support Supplements LifePak® Nano – Advanced multivitamin formula with enhanced carotenoids and micronutrients to support overall health and antioxidant levels. LifePak® Anti-Aging Formula – Comprehensive antioxidant and nutrient support designed to help protect against oxidative stress and support long-term well-being. Lifepak® Elements – Essential multivitamin support to help fill nutritional gaps and maintain balanced nutrient intake. Pharmanex® M-Smart™ – Botanical and nutrient support formulated for balanced energy and antioxidant support. Optimum Omega® – Essential fatty acids that support nutrient absorption and cellular health. Nu Biome® – A precision probiotic supporting gut microbiome balance and improved nutrient utilization. Pharmanex® G3 Juice – Antioxidant-rich superfruit juice formulation designed to boost carotenoid intake and support antioxidant status. KIDS Pharmanex® Jungamals – Targeted nutritional support for children with key vitamins and antioxidants to help support healthy growth and development. We have made it easy with a complete collection of Prysm io Certified Supplements Here These are part of the official Prysm Certified product lineup that support carotenoid levels from within and are designed to complement Prysm iO measurements.  Keep in mind that Prysm iO measures internal antioxidant status, so nutritional and systemic support tends to have a more direct effect on score trends than topical products alone. Lifestyle Habits That Support Your Score To maximize the benefit of antioxidant intake via diet and supplements, focus on: Sleep quality — Poor sleep increases oxidative stress. Balanced exercise — Regular activity benefits antioxidant defense — overtraining may temporarily elevate stress markers. Stress management — Chronic stress can deplete antioxidant reserves. Smoking cessation and reduced toxin exposure — Minimizes unnecessary oxidative burden. Small adjustments in these areas often reflect in Prysm iO trend lines over time. How Long Does It Take to See Improvements? Because the Prysm iO score reflects cumulative antioxidant accumulation in the skin, most people observe trends over weeks to months, not overnight. Consistency is key. Many users schedule scans weekly or bi-weekly to monitor the effect of dietary changes, supplementation, and lifestyle shifts. Final Thoughts Raising your Prysm iO score is not about chasing a number — it’s about building healthy habits that genuinely support your antioxidant status in a measurable way. Using Prysm-approved nutrition and supplements, prioritizing carotenoid intake, supporting absorption with healthy fats, and maintaining balanced lifestyle practices work together to elevate your score over time.

Learn more
How to Check Your Antioxidant Levels With Prysm iO

How to Check Your Antioxidant Levels With Prysm iO

Benefits, How It Works, and Price Knowing your antioxidant levels is one of the most powerful ways to understand how well your body is protecting itself from oxidative stress, inflammation, and premature aging. Until recently, measuring antioxidant status required lab testing or educated guesswork. Prysm iO changes that. What Is Prysm iO? Nu Skin Prysm iO is a non-invasive wellness device that measures skin carotenoid levels, a scientifically recognized biomarker of antioxidant status. Carotenoids are powerful antioxidants found in fruits and vegetables, and their presence in the skin reflects long-term nutritional and lifestyle habits. Prysm iO is built on decades of bio-photonic scanning research that existed long before today’s wearable fitness trackers. Bio-scanning technology was designed to measure internal wellness markers, not just activity or movement. World Wide Shipping - Purchase your Prysm iO  How Prysm iO Checks Your Antioxidant Levels Step-by-Step Process Power on the Prysm iO device and open the Prysm iO app on your phone or tablet. Place your finger on the scanning window. The device emits safe, multi-wavelength light into the skin. In about 15 seconds, the scanner analyzes reflected light to assess carotenoid concentration. Your antioxidant score appears instantly in the app. No needles, blood draws, lab visits, or downtime are required. World Wide Shipping - Purchase your Prysm iO  What the Prysm iO Score Measures The Prysm iO score reflects: Carotenoid antioxidant levels in the skin Long-term absorption of antioxidant-rich foods and supplements Lifestyle influences such as stress, sleep, smoking, and inflammation Because carotenoids accumulate in skin tissue over time, this method provides a more stable and meaningful view of antioxidant status than a single blood test. Benefits of Using Prysm iO Non-Invasive and Fast Scans take seconds and can be done anytime, anywhere. Measures What Your Body Absorbs Instead of guessing based on diet or supplement labels, Prysm iO shows what your body is actually using. Tracks Trends Over Time Repeated scans allow you to monitor how changes in nutrition, supplements, stress, or lifestyle affect your antioxidant levels. Personalized Wellness Insight The app provides guidance and context so your score is actionable, not just a number. Backed by Established Science Prysm iO builds on more than 20 years of antioxidant and carotenoid research using bio-photonic scanning technology. Why Bio-Scanning Came Before Wearables Long before smart watches tracked steps and sleep, bio-scanners were developed to measure internal health markers. Prysm iO represents the evolution of that original technology, shifting wellness from assumptions to measurable data. Wearables tell you what you do.Bio-scanning shows how your body responds. World Wide Shipping - Purchase your Prysm iO  Who Should Use Prysm iO? Prysm iO is ideal for: People focused on longevity and anti-aging Anyone taking supplements and wanting proof they are effective Individuals managing inflammation or oxidative stress Wellness practitioners, coaches, and clinics High-stress professionals and athletes Prysm iO Price Typical retail price: approximately $375 USD Pricing may vary by region, promotions, or bundles One-time device purchase with ongoing free app access World Wide Shipping - Purchase your Prysm  Bottom Line Prysm iO makes antioxidant testing simple, fast, and accessible. By using non-invasive bio-scanning technology, it removes guesswork and gives you real insight into how your nutrition and lifestyle are supporting cellular health. Wellness works better when it is measurable.

Learn more