From Longevity to Healthspan: Why Healthy Aging Starts in the Microbiome

The Longevity Conversation Is Evolving — and So Are Consumer Expectations

What is healthspan?

Healthspan is the length of time a person can live in good health, with physical, cognitive, and emotional resilience intact.

Why are wellness brands shifting their focus from longevity to healthspan?

Today’s consumers are less interested in adding years to life, and far more focused on adding life to years. The healthy aging market is at an inflection point. Consumers are ready for a more honest, more nuanced conversation — one that acknowledges change without fear, and science without unfounded promises.

For decades, the concept of longevity was framed narrowly: how long can we live? Increasingly, that question feels incomplete — and out of step with how people actually experience aging. Today’s consumers are less interested in adding years to life, and far more focused on adding life to years.

How are younger consumers influencing the healthy aging market?

Healthspan is no longer a future concern reserved for later life. Across generations, consumers are actively reframing aging as something to manage proactively, long before decline is visible.

In fact, 73% of consumers globally say healthy aging is ‘very’ or ‘extremely’ important, including majorities of Millennials and Gen Z, signaling that healthspan thinking now begins far earlier than traditional aging narratives suggest. ¹

How can healthy aging products become more relevant for today’s consumers?

Healthy aging is no longer about reacting to decline — it’s about sustaining capability across the lifespan. Healthspan shifts the focus from preserving youth to supporting healthy biological adaptation over time.

As this perspective evolves, there is an opportunity to rethink how solutions show up in the market. Many formulations were designed around a different model of aging — one centered on future concerns rather than everyday health experiences. Today, consumers are looking for approaches that feel more relevant, proactive, and connected to how they live and feel right now.

What role does gut health play in healthspan?

As the healthspan narrative has matured, science has pointed us toward an unexpected but powerful truth: aging does not happen in isolation within individual systems — it is coordinated across them. At the center of this coordination is the gut microbiome.
The human gut is home to ~40 trillion microorganisms, whose collective metabolic activity influences immune signaling, nutrient processing, and host resilience across multiple body systems.²  As we age, this microbial ecosystem does not remain static:

• Microbial diversity and resilience change
• Beneficial populations may decline or function differently
• Functional outputs shift in ways that influence systemic health

Research into exceptional longevity has revealed a critical insight: healthy aging is not defined by preserving a “young” microbiome, but by sustaining a stable, resilient, and well‑adapted microbial ecosystem over time.

How do probiotics support healthspan and long-term wellness?

Probiotics are most commonly associated with digestive support. As understanding of the microbiome continues to evolve, there is a growing opportunity to expand awareness of its broader role across multiple aspects of health.Our consumer research shows that while probiotics are often associated with gut comfort or post antibiotic use, many consumers instinctively recognize that “gut health” must be connected to something bigger. They want to believe probiotics can support energy, immunity, mental clarity, and resilience — but they need help understanding how and why.

As awareness grows, the opportunity is not to make louder claims, but to deliver clearer, strain-specific storytelling grounded in evidence.³ At IFF Health Sciences, we view probiotics not as generic ingredients, but as precision tools for shaping the microbiome in ways that are relevant to different life stages and healthspan priorities.

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What is the importance of strain specificity in probiotic manufacturing?

Not all probiotics are the same — and consumers are increasingly unwilling to treat them as interchangeable.

Scientific credibility in the healthspan space depends on:

• Strain-specific research
• Well-characterized mechanisms of action
• Transparent communication about what a strain does — and what it does not do

This is where branded, clinically studied strains play a decisive role. They enable brands to move away from commoditized claims and toward credible and meaningful positioning, especially in healthspan categories where skepticism is high and price premiums must be earned. ⁴

How to translate healthspan science into meaningful consumer solutions.

The future of probiotics in longevity and healthspan will be built on portfolio thinking — solutions designed around life-stage needs, delivered in formats and price points that make sense for real people.

This requires collaboration across disciplines:

• Microbiome science to understand system-level impact
• Clinical research to substantiate meaningful outcomes
• Regulatory expertise to ensure responsible, compliant communication
• Consumer insight to translate complex science into everyday relevance

This is where expertise matters — and where thought leadership must be collective.

What probiotic ingredients are available for healthy aging and healthspan support in supplement formulations?

IFF Health Sciences’ ingredients are formulated with a single goal: optimizing human health at various stages of life. With this in mind, each ingredient is developed and tested to achieve a distinct purpose, such as cognitive function, relief from occasional constipation, minimizing skin wrinkles, or maintaining optimal body weight. Some examples include:

• HOWARU® GI Complete
  • Ingredients; HOWARU® Lactobacillus acidophilus NCFM®; HOWARU® Lacticaseibacillus paracasei LPC-37®; HOWARU® Bifidobacterium lactis Bi-07®; HOWARU® Bifidobacterium lactis Bl-04®; HOWARU® Bifidobacterium lactis HN019™
• HOWARU® Shape
  •  Ingredients: HOWARU® Bifidobacterium lactis B420®
• HOWARU® Protect 55+
  • Ingredients:  HOWARU® Bifidobacterium lactis HN019™
• Sharp-PS®
  • Ingredients: Phosphatidylserine

What are the latest probiotic innovations for healthspan products?

A randomized, triple-blind, placebo-controlled clinical trial was conducted to explore the effects of orally consumed Bifidobacterium animalis subsp. lactis Bl-04® on skin wrinkles and hydration.⁵ One hundred forty-eight healthy female volunteers (ages 30-60) with dry skin and wrinkles participated. Results after four weeks included a significant reduction in both the wrinkle area and depth of wrinkles. These results were more pronounced in the younger (30-44) age group.

Positive outcomes are also suggested by a SKIN Consumer Perception Study that assessed perceived benefits of Bl-04® on skin hydration, fine line/wrinkle reduction, and improvement of overall skin health. One hundred ninety-five healthy women ages 35-55 participated in this randomized, single-blind and placebo-controlled study.⁶ Results included 64% of women reporting a reduction in the perceived amount of fine lines/ wrinkles after eight weeks.

Are there specific DSHEA-compliant product label claims for IFF Health Sciences ingredient(s)?

The following are a few of many examples of DSHEA-compliant product label claims that apply to our ingredients.

• HOWARU® GI Complete
• HOWARU® Protect 55+
• Sharp-PS®

Learn more about IFF Health Sciences healthspan and microbiome consumer solutions.

References:

¹ 2025 Global Innova Market Insights. 
² Tonkin-Hill, G., et al. 2025
³ Source: 2026 Global Mintel Leap Insights, 2025 Global Innova Market Insights, 2025 Global FMCG Gurus Consumer Study
⁴ Source: 2026 US CPG Radar Insights, 2026 Global Mintel Leap Insights
⁵ SKIN—1st High Quality Clinical Trial
⁶ IFF Radiance-Pro Skin Perception Study