- A new study examined how dietary adjustments may affect biological aging in older adults.
- The researchers found that diets lower in fat and higher in plant-based foods or complex carbohydrates were linked to lower biological age estimates.
- The findings add to growing evidence linking plant-forward diets to improved metabolic and cardiovascular health.
Written by Erika Watts on May 15, 2026 — Fact checked by Jill Seladi-Schulman, Ph.D.
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