Longevity — Budget Foundation
BeginnerBudget
The two most-studied low-cost longevity supplements plus the single highest-ROI lab test. A reasonable entry point.
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Supplements
2Vitamin D3
Cholecalciferol, the form of vitamin D synthesized from sunlight. Extensively studied for bone health, immunity, and metabolic function.
Omega-3 (EPA/DHA)
Essential long-chain polyunsaturated fatty acids studied for cardiovascular, inflammatory, and cognitive outcomes.
Lab Tests
1Vitamin D (25-OH)
25-hydroxyvitamin D, the storage form of vitamin D and the standard clinical measure of vitamin D status.