Advanced Cellular Support for Healthy Aging, Energy & Vitality
RetzlerRx® Synergy-NR is a breakthrough cellular health supplement featuring NIAGEN® nicotinamide riboside, a patented and clinically researched nutrient that helps support NAD+ production, cellular energy, and healthy aging. As we age, natural NAD+ levels decline—impacting energy, metabolism, and cellular repair. By replenishing NAD+ at the cellular level, Synergy-NR helps promote vitality, mitochondrial health, and resilience.*
This advanced formula works by delivering nicotinamide riboside, a direct precursor to NAD+ and one of the most trusted compounds for longevity science. Backed by clinical studies, NIAGEN® supports mitochondrial function, enhances energy metabolism, and helps maintain healthy cellular repair pathways. The result is a supplement that helps you feel more energized, youthful, and supported at the cellular level.*
Key Benefits
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Supports NAD+ production for cellular health*
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Promotes natural energy and vitality*
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Helps maintain healthy aging and longevity*
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Backed by NIAGEN® clinical research*
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Supports mitochondrial health and cellular repair*
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Ideal for daily energy, performance, and long-term wellness*
Why Choose RetzlerRx® Synergy-NR?
At RetzlerRx®, we specialize in science-backed, bioavailable formulations designed to optimize health and longevity. With NIAGEN®—the most clinically studied form of nicotinamide riboside—Synergy-NR provides trusted support for those who want to protect their cellular health, sustain natural energy, and age with strength and vitality.*