Prolonging healthy aging: Longevity vitamins and proteins.
Level 5 - mechanism / opinion, no new human data
Theoretical framework and narrative review based on mechanism-based reasoning with no new primary human data
PubMed 30322941 · doi:10.1073/pnas.1809045115
What was done
The author presented a theoretical framework based on the "triage theory" of aging, categorizing proteins and enzymes into survival proteins (essential for immediate survival/reproduction) and longevity proteins (protecting against long-term cumulative damage). The paper reviewed mechanistic and literature-based evidence proposing taurine as a conditional vitamin alongside 10 candidate "longevity vitamins" (ergothioneine, pyrroloquinoline quinone, queuine, lutein, zeaxanthin, lycopene, α-carotene, β-carotene, β-cryptoxanthin, and astaxanthin).
What was found
The abstract reports no empirical numbers, effect sizes, or statistical metrics. It presents the conceptual argument that subtle nutrient deficiencies initiate metabolic rationing prioritizing immediate survival over long-term tissue maintenance, leading to insidious disease risk over time.
Why it matters
The paper conceptualizes how subclinical micronutrient deficiencies might accelerate chronic disease and biological aging through enzymatic prioritization, providing a framework for identifying non-traditional essential nutrients.
Limits
The work is a conceptual model and narrative review without new experimental or human clinical trial data. It does not provide empirical validation, dose-response curves, or direct clinical trial evidence demonstrating that supplementing the proposed longevity vitamins reduces age-related morbidity.
Cited by
- supports Bruce Ames developed the triage theory of micronutrient insufficiency.