
If you're looking for ways to support healthy aging, naturally and sustainably, Vitamin D3 may be more powerful than you think.
A new sub-study from the 2025 VITAL trial, published in The American Journal of Clinical Nutrition, links daily Vitamin D3 supplementation to slower biological aging. This is especially important for those following a plant-based lifestyle, where Vitamin D3 intake from diet and sunlight may be limited.
🧬 What the Research Says: Vitamin D3 and Telomere Health
Researchers studied participants taking 2,000 IU of Vitamin D3 daily for four years. The results? Those supplementing with D3 showed less telomere shortening, a strong marker of reduced biological aging.
📊 Up to 3 years’ difference in biological age was observed compared to non-supplementing participants.
🔬 Why Telomeres Matter for Longevity
Telomeres are protective caps at the ends of our DNA. They naturally shorten as we age, but faster shortening is associated with:
- Premature cellular aging
- Reduced DNA stability
- Higher risk of chronic illnesses
Slower telomere shortening means better long-term health at the cellular level and Vitamin D3 may play a key role in this process.
🌱 The Case for Plant-Based Vitamin D3 Supplements
If you follow a vegan or plant-based lifestyle, you might be more prone to low Vitamin D3 levels due to:
- Avoidance of animal-based foods (a main D3 source)
- Limited direct sun exposure
- Living in cities with pollution or indoor lifestyles
- Darker skin tones that reduce vitamin D synthesis
A plant-based Vitamin D3 supplement can help fill this gap and support your energy, mood, and long-term health.
💡 How Arigoy Applies the Science
At Arigoy, we believe in nutrition that’s functional, transparent, and science-backed.
That’s why our products include daily dose of Vitamin D3, thoughtfully paired with complementary ingredients. We build formulations for real people, those who want to feel better now and age better later.
We don’t cut corners. We follow data.
✅ Key Takeaways
- Vitamin D3 supplementation may help preserve telomere length, a key marker of aging.
- D3 supports bone health, immune resilience, and cellular longevity.
- For those on plant-based diets, vegan D3 is an essential nutrient to monitor and maintain.
🌿 Explore Arigoy’s Vegan Vitamin D3 Formula
Ready to try a plant-based D3 supplement inspired by research?