Vitamin D3 LIFE Extension

https://www.facebook.com/share/p/16LGkTW2we/

A new study suggests that vitamin D supplements may help slow biological aging by preserving telomere length—protective caps on the ends of chromosomes that shorten as we age.

Published in The American Journal of Clinical Nutrition, the study found that adults taking vitamin D3 over several years showed significantly less telomere shortening in white blood cells compared to those taking a placebo. This cellular preservation could equate to roughly three fewer years of biological aging.

The data, drawn from the VITAL trial, involved more than 1,000 participants aged 50 and over and included assessments at two- and four-year intervals. While omega-3 fatty acids showed no significant effect, vitamin D appeared to slow telomere loss, particularly in non-obese and non-white participants and those not on cholesterol medication.

Experts caution that this was a post-hoc analysis not originally designed to assess telomere health, and its generalizability is limited due to participant demographics and data gaps. Still, the findings support growing evidence that vitamin D may offer broader benefits beyond bone health—potentially reducing risks of age-related diseases.

Researchers propose that vitamin D might influence enzymes like telomerase or protect DNA from oxidative damage. However, experts warn against excessive supplementation, as high doses can cause kidney damage due to vitamin D’s fat-soluble nature.

If validated by future studies, these findings could inform new guidelines in preventive medicine, emphasizing vitamin D’s role in healthy aging and cellular longevity.

Follow Science Sphere for regular scientific updates! 🧪

RESEARCH PAPER 📄
Haidong Zhu et al., "Vitamin D3 and marine ω-3 fatty acids supplementation and leukocyte telomere length: 4-year findings from the VITamin D and OmegA-3 TriaL (VITAL) randomized controlled trial", The American Journal of Clinical Nutrition (2025)

Pwede po ba sa buntis ang Vitamin D3?

Oo, pwede at mahalaga ang Vitamin D3 para sa mga buntis dahil nakakatulong ito sa kalusugan ng buto ng ina at sanggol, at sinusuportahan ang immune system. Ang kakulangan sa Vitamin D ay maaaring magdulot ng mga komplikasyon tulad ng preeclampsia, gestational diabetes, o mahinang pag-unlad ng buto ng sanggol. Gayunpaman, dapat itong inumin ayon sa rekomendasyon ng doktor dahil ang sobrang dosis ay maaaring makasama.
Dosis at Dalas ng Pag-inom:

Inirerekomendang Dosis: Ayon sa mga guidelines (halimbawa, mula sa Institute of Medicine at iba pang health authorities), ang karaniwang dosis para sa mga buntis ay 600-800 IU (International Units) ng Vitamin D3 bawat araw. Ngunit, depende sa kondisyon ng buntis (halimbawa, kung may kakulangan sa Vitamin D), maaaring magrekomenda ang doktor ng mas mataas na dosis, tulad ng 1,000-2,000 IU o higit pa, ngunit ito ay dapat na may gabay ng doktor.

Kailan Inumin: Karaniwang inirerekomenda na inumin ito isang beses sa isang araw, kasabay ng pagkain na may taba (fat) dahil ang Vitamin D3 ay fat-soluble, na nangangahulugang mas maayos itong naa-absorb kapag may kasamang taba sa pagkain.

Paalala: Ang eksaktong dosis at dalas ay depende sa resulta ng blood test (25-hydroxyvitamin D level) at sa payo ng doktor. Huwag mag-self-medicate, lalo na kung buntis, dahil ang sobrang Vitamin D ay maaaring magdulot ng toxicity.

Wag po nating kalimutan na yung mabisang source ng Vitamin D ay ang ating araw. Gawin ito sa panahon na ang anino at taas ng tao ay magkapantay kung nakaharap sa araw, sa pagitan ng alas 6 at 8 ng umaga. Paalala na ang over-exposure sa init ng araw ay nagdudulot ng sumburn at iba pang kaugnay na sakit.

The "Vitamin D Sweet Spot" and Its Relationship To Aging

The "Vitamin D Sweet Spot" and Its Relationship To Aging This video is about how vitamin D regulates the aging process. In this video, you will learn important factors that affect vitamin production from your skin,...

Vitamin D

It is absolutely essential for good health.

Also known as the sunshine vitamin, it is made in your skin when exposed to sunlight.

In spite of that, vitamin D deficiency is one of the most common nutrient deficiencies in the world.

Up to 42% of the adult population in the US has low vitamin D levels, which can cause health problems.