Discover the sunshine vitamin in a bottle with Natural Factors Vitamin D3, your daily ally for supporting strong bone health. Our formulation not only supports your bones but also plays a crucial role in supporting , making it an indispensable health supplement.Natural Factors Vitamin D3 is more than just a dietary supplement; it's a beacon of support for your skeletal system. Infused with the power of vitamin D3, it aids in the absorption of calcium, supporting bone strength and resilience. Our softgels are suspended in organic flaxseed oil, a natural aid of absorption given the fat-solubility of vitamin D.We understand that life is movement, and is pivotal to be able to move comfortably or freely.* That's why our Vitamin D3 is meticulously crafted to support and immune system function. It's a daily supplement designed to support your overall health so you can enjoy life's moments without reservation.True ownership sets Natural Factors apart. As a family-owned company, we have direct ownership of all product manufacturing stages and, unlike most brands, we uniquely control every step from ingredient sourcing to final supplement. This includes sourcing from our own organic farms where we’ve been practicing regenerative farming for over thirty years. Our research-supported formulas are developed by our diverse medical team to deliver highly effective products with meaningful levels of ingredients that deliver results to you.Natural Factors products are third-party by ISURA to be non-GMO and tested for over 800 contaminants and adulterants, providing additional assurance of unparalleled purity and quality. We’re committed to doing business sustainably and with integrity and are proudly BCorp and Carbon-Neutral . For over 60 years, we’ve demonstrated our unwavering commitment to quality, making Natural Factors a supplement brand you can trust.

Amazon Customer (comprador verificado) –
I have been using this Vitamin D and now for a year and my levels have balanced out better. It seems to be absorbed better than the …
Taking 70,000 units weekly for Hyperparathyroidism. I was taking the drug store Rx from my doctor and my vitamin D levels still were low and erratic. I have been using this Vitamin D and now for a year and my levels have balanced out better. It seems to be absorbed better than the cheap powder capsules from the drug store.
David Revels (comprador verificado) –
Vitamin D3 fights COVID
My Doctor advised I take 10,000 IU to help fight off COVID. It seems to work since I tested positive with no symptoms and 19 days, tested negative.
Alexandra M Budde (comprador verificado) –
A consistently good product
I’ve been buying this brand for years and have always been satisfied. No weird taste and easy to swallow.
ANGELA (comprador verificado) –
Vitamin D3
Good clean supplement
MaRi’ Goosby (comprador verificado) –
Small tablets
Necessary supplement
RosaH (comprador verificado) –
Satisfied
Just what I need
Jess (comprador verificado) –
Yes!
I have been taking this for 9 years. Autoimmune disease calls for high dose of Vit D and I’m very happy I found this. Love the little pills that are easy to swallow. I have never had an issue with this brand and plan to continue my use of it. Great quality, no complaints.
Steven Thiede (comprador verificado) –
Top notch
It’s great