Elysium Index Review: Biological Age Testing Evaluated

What Is Elysium Health and the Index Test?

Elysium Health is a New York-based health technology company founded in 2014 by Leonard Guarente, a prominent MIT biologist known for his pioneering research on sirtuins and aging. The company’s scientific advisory board includes multiple Nobel laureates and leading aging researchers, giving it substantial scientific credibility in the longevity space.

The Elysium Index test is the company’s biological age testing product, designed to measure how quickly an individual is aging at the molecular level. Using DNA methylation analysis, Index provides a biological age estimate and a pace of aging metric that users can track over time.

Elysium is also known for its supplement products, particularly Basis (containing NR and pterostilbene), which creates a unique positioning as a company that both tests biological age and offers interventions that may influence it.

How Does the Elysium Index Test Work?

Sample Collection

Elysium has offered both saliva-based and blood-based collection options. The saliva collection kit is designed for home use, making the testing process more convenient but potentially introducing different considerations compared to blood-based analysis.

Laboratory Analysis

The collected sample undergoes DNA extraction and methylation profiling. Elysium uses advanced methylation array technology to measure methylation status at hundreds of thousands of CpG sites across the genome.

Algorithmic Analysis

The methylation data is processed through multiple epigenetic clock algorithms to generate aging metrics. Elysium has incorporated several validated clocks, including measures of cumulative biological age and pace of aging.

Report Generation

Results are presented through Elysium’s digital platform, providing:

The Science Behind Index

Epigenetic Clock Foundation

The Elysium Index test builds on the foundational epigenetic clock research that has demonstrated DNA methylation as a robust biomarker of aging. Key supporting research includes:

Horvath Clock (2013): Steve Horvath’s original multi-tissue epigenetic clock established that DNA methylation patterns change predictably with age and can be used to estimate biological age with remarkable accuracy (PMID: 23177740).

PhenoAge (2018): Morgan Levine (who served as an advisor to Elysium) developed PhenoAge, a second-generation clock trained not just on chronological age but on clinical biomarkers associated with disease risk and mortality (PMID: 29676998).

GrimAge (2019): Trained directly on time-to-death data, GrimAge represents one of the most clinically predictive epigenetic clocks, strongly associated with lifespan and healthspan outcomes (PMID: 30669119).

DunedinPACE (2022): Developed from the Dunedin Multidisciplinary Health and Development Study, this metric measures the current pace of aging using a single-timepoint blood test, providing a velocity measure rather than a cumulative age estimate (PMID: 35029144).

Elysium’s Scientific Approach

Elysium’s relationship with academic aging researchers has allowed the company to incorporate cutting-edge clock algorithms and contribute to ongoing validation studies. The company has published research and collaborated with academic institutions on epigenetic aging measurement.

What Are the Strengths of the Elysium Index Test?

Scientific Credibility

Elysium’s advisory board includes Leonard Guarente (MIT), Eric Lander (Broad Institute), and other prominent scientists. This level of scientific oversight may provide confidence in the rigor of the testing methodology.

User Experience

The Elysium platform is designed with a consumer-friendly interface that presents complex epigenetic data in an accessible format. The reporting emphasizes actionable insights rather than overwhelming users with technical details.

Saliva Option Convenience

The availability of saliva-based collection makes testing more accessible, as it does not require a blood draw or clinical visit. This may lower the barrier to regular monitoring.

Integration with Elysium Ecosystem

For users already taking Elysium supplements, the Index test provides a way to monitor whether their supplement protocol is influencing biological age. This integrated approach can be appealing, though it also raises questions about objectivity.

Research Participation Opportunities

Elysium has offered opportunities for Index users to participate in research studies, contributing their anonymized data to advance aging science.

What Are the Limitations?

Saliva vs. Blood Considerations

While saliva collection is more convenient, it introduces potential variability:

• Saliva contains a different mix of cell types than blood, which can affect methylation profiles
• Oral health factors (inflammation, infection) may influence saliva DNA quality
• Most epigenetic clock validation has been performed using blood samples
• Blood-based measurements are generally considered more standardized

Report Detail

Compared to some competitors (particularly TruDiagnostic), Elysium Index reports may provide fewer individual metrics and less granular data. Users seeking deep technical detail may find other services more satisfying.

Potential Conflict of Interest

As a company that sells both biological age tests and longevity supplements, Elysium faces inherent conflicts of interest. If users test their biological age with Index and then take Elysium supplements, the same company benefits from both the testing and the intervention. While this does not necessarily compromise the science, it is worth considering.

Pricing

Elysium Index pricing is comparable to competitors but remains a significant investment for regular testing:

Limited Independent Validation

While the underlying epigenetic clocks are well-validated, the specific implementation and any proprietary adjustments made by Elysium have less independent validation than the original academic algorithms.

How Does Elysium Index Compare?

Elysium Index vs. TruDiagnostic TruAge

Elysium Index vs. myDNAge

Elysium Index vs. GlycanAge

Practical Considerations for Users

When Elysium Index May Be a Good Choice

• You prefer saliva-based collection for convenience
• You value a streamlined, accessible report over deep technical detail
• You are already in the Elysium Health ecosystem
• You prioritize scientific credibility and advisory board reputation
• You want a straightforward biological age number with clear visualization

When Another Test May Be Better Suited

• You want maximum report detail and number of metrics (consider TruAge)
• You prefer blood-based testing for consistency with most validation studies
• You want to avoid potential conflicts of interest from a supplement company
• Budget is a primary concern (some alternatives may be less expensive)
• You need specific metrics not included in the Elysium panel

Maximizing the Value of Testing

Regardless of which biological age test you choose, several principles apply:

1. Serial testing provides more value than single tests. One data point shows where you are; multiple data points show your trajectory.

2. Standardize conditions. Test at similar times of day, with similar recent activity levels, to reduce variability.

3. Allow adequate time between tests. At least 3-6 months allows biological changes to manifest measurably.

4. Combine with other health data. Biological age testing is most informative when considered alongside traditional health markers (blood work, physical fitness measures, etc.).

5. Set realistic expectations. Biological age testing is still an evolving field, and no test is perfectly precise.

The Broader Context: Where Is Biological Age Testing Headed?

The biological age testing market is evolving rapidly. Several trends are likely to shape the field in the coming years:

• Improved accuracy: Next-generation methylation sequencing technologies may provide more comprehensive and accurate measurements
• Multi-omic integration: Future tests may combine epigenetic data with proteomics, metabolomics, and other data types for more comprehensive aging assessment
• Clinical adoption: As validation evidence accumulates, biological age testing may become integrated into standard medical practice
• Reduced cost: Increasing competition and technological improvements may reduce per-test prices
• Standardization: Industry standards for biological age testing methodology and reporting may emerge

A 2023 study demonstrated that biological aging measurements can also be derived from standard clinical blood chemistry panels, suggesting that aging assessment may eventually become routine and low-cost (PMID: 37400449).

Key Takeaways

Elysium Index is a credible biological age testing option backed by substantial scientific expertise. Its strengths include the convenience of saliva-based collection, a polished user experience, and the involvement of leading aging researchers in its development.

However, potential users should be aware of its limitations relative to competitors, including potentially less detailed reporting and the inherent conflict of interest of a supplement company offering aging tests. The saliva-based collection, while convenient, may introduce variability compared to blood-based alternatives.

For individuals deciding between biological age tests, the choice may ultimately depend on priorities: scientific rigor and advisory board credibility (Elysium strength), report detail and metric breadth (TruAge strength), or budget considerations. All reputable biological age tests use validated epigenetic algorithms, meaning the core science is similar across providers.

As with all health testing, biological age results should be interpreted as one component of a broader health assessment, ideally discussed with a healthcare provider who can place the results in the context of an individual’s complete health picture.