• Doctor's Best Vitamin D3 5,000 IU for Healthy Bones, Teeth, Heart and Immune Support, Non-GMO, Gluten-Free, Soy Free, 360 Softgel

    Vitamin d from dietary intake or sun exposure requires two activation steps in the body. The first activation occurs in the liver, while the second activation occurs in the kidneys, allowing for regulation of calcium metabolism. However, vitamin d receptors are present throughout the body, in tissue such as the skin, cartilage, heart, prostate, bones and intestines. Thus, the second activation step also takes place in local tissues. Recent discoveries have highlighted the important modulatory effects of vitamin d on various cells of the immune system.vitamin d enhances and regulates immune fun... [Read More]

    • ASIN: B0050MYHBQ
    • UPC: 632687759690
    • ASIN: B0050MYHBQ
    • Brand: Doctor's Best
    • Size: 360 Count
    • Manufacturer: Doctor's Best

  • Doctor's Best Vitamin D3 2500IU with Vitashine D3, Non-GMO, Vegan, Gluten Free, Soy Free, Regulates Immune Function, Supports Healthy Bones, 60 Veggie Caps

    Vitamin D has well-established hormonal effects, and like other hormones it can act as a "molecular switch" by influencing the expression of multiple genes. One of its major hormonal effects is to regulate calcium's homeostasis activities in the body. This is of vital importance, since calcium is involved in the functioning of all cells but most cells require only very little of it. Vitamin D helps the body manage calcium homeostasis (keep calcium within healthy ranges in all the body's cells, tissues and organs). Vitamin D research has rapidly expanded into exploring its diverse roles in huma... [Read More]

    • ASIN: B00E816ROU
    • UPC: 885260283789
    • ASIN: B00E816ROU
    • Brand: Doctor's Best
    • Size: 60 Veggie Caps
    • Manufacturer: Doctor's Best

  • NatureWise Vitamin D3 5,000 IU for Healthy Muscle Function, Bone Health, & Immune Support | Non-GMO in Cold-Pressed Organic Olive Oil & Gluten-Free (Packaging May Vary) [1Year Supply - 360 Count]

    Why It’s an Essential Vitamin Vitamin D can be found in cells throughout the entire body. It is necessary for calcium and phosphorus absorption to build and maintain strong bones and teeth, provide immune system support, and for healthy muscle function.* Can’t You Get Vitamin D From the Sun? Often referred to as the “sunshine vitamin,” vitamin D3 is synthesized when bare skin is exposed to ultraviolet B (UVB) light. However, studies show that most people do not get the recommended amount from sunlight alone. Factors that can inhibit vitamin D3 production include the time of day sun ex... [Read More]

    • ASIN: B00GB85JR4
    • UPC: 858081006042
    • ASIN: B00GB85JR4
    • Brand: NatureWise
    • Size: 360 count
    • Manufacturer: NatureWise

  • Doctor's Best Best Vitamin D3 2000 IU, Softgel Capsules, 180-Count

    Vitamin D3 (Cholecalciferol) is a nutrient that is critical to many bodily functions. Vitamin D3 is beneficial for supporting bone health, immune Wellness, cardio- vascular function, and cellular metabolism, among others. Mounting research is highlighting the ever-increasing benefits of optimal vitamin D3 status. Vitamin D3 is known to interact with over 200 different genes and thus plays a crucial regulatory role as a metabolic activator for a multitude of metabolic processes.

    • ASIN: B002CBXG9M
    • UPC: 753950002104
    • ASIN: B002CBXG9M
    • Brand: Doctor's Best
    • Size: 180-count
    • Manufacturer: Doctor's Best

  • Vitamin D3 (5000iu/125mcg) Enhanced with Coconut Oil for Better Absorption ~ Non-GMO & Gluten Free (360 Mini Liquid Softgels)

    Vitamin d3

    • ASIN: B00JGCBGZQ
    • UPC: 023249004363
    • ASIN: B00JGCBGZQ
    • Brand: Sports Research
    • Size: 360 Count
    • Manufacturer: Sports Research

  • Vitamin K2 (MK7) with D3 Supplement - Vitamin D & K Complex - Bone and Heart Health Formula - 5000 IU Vitamin D3 & 90 mcg Vitamin K2 MK-7 - 60 Small & Easy to Swallow Vegetable Capsules

    We keep it simple with two essential nutrients, in one convenient capsule. Zhou Nutrition K2 + D3 provides just the right amount of each essential vitamin to maximize the benefits to your bones and heart. No more, No less. Vitamin D (specifically D3, the form of vitamin D You get from the sun) is essential for properly absorbing the calcium we all know is so important as we age. Without D3, you may be missing out on benefits from the calcium in your diet. Most people start taking vitamin D3 after they experience signs of deficiency. Signs of deficiency may include: feeling down more than is us... [Read More]

    • ASIN: B01GGFDVUI
    • UPC: 859805006003
    • ASIN: B01GGFDVUI
    • Brand: Zhou Nutrition
    • Manufacturer: Zhou Nutrition

  • Vitamin K2 (MK7) with D3 Supplement Bone and Heart Health Non-GMO Gluten Free Formula 5000 IU Vitamin D3 & 90 mcg Vitamin K2 MK-7 Easy to Swallow Vitamin D & K Complex, 120 Capsules

    Bronson's K2 + D3 provides just the right amount of each essential vitamin to maximize their benefits to your bones and heart. No more, no less. Vitamin D (specifically D3, the form of Vit D you get from the sun) is essential to for properly absorbing the calcium we all know is so important as we age. Without D3, you may be missing out on benefits from the calcium in your diet. Most people start taking Vitamin D3 after they experience signs of deficiency. You may have heard that D3 shouldn't be taken alone- and it's true! Let us explain. While Vitamin D ensures that calcium is absorbed, Vitam... [Read More]

    • ASIN: B0771R5L28
    • UPC: 716563781026
    • ASIN: B0771R5L28
    • Brand: Bronson
    • Size: 120 Count
    • Manufacturer: Bronson Laboratories

  • Thorne Research - Vitamin D-10,000 - Vitamin D3 Supplement (10,000 IU) for Healthy Bones and Muscles - 60 Capsules

    It is essential to maintain healthy vitamin D levels throughout all stages of life, from fetal development to old age.* Vitamin D helps protect a number of important functions in the body.* The current recommended daily vitamin D intake ranges from 200-600 IU and is based on the minimum allowance to protect against bone disease. However, an upward revision of the FDA's guideline is now under consideration in light of new research, especially pertaining to immune function. Cutting-edge research suggests serum vitamin D levels should be in the range of 50-80 ng/mL 25-hydroxyvitamin D (25(OH)D). ... [Read More]

    • ASIN: B0797MG8KB
    • UPC: 693749148012
    • ASIN: B0797MG8KB
    • Brand: Thorne Research
    • Manufacturer: Thorne Research

  • Vitamin K2 + D3 with Organic Coconut Oil for Better Absorption | 2-in-1 Support for Your Heart, Bones & Teeth | Vegan Certified, GMO & Gluten Free (60 Veggie Softgels)

    Almost everyone has heard the benefits of Vitamin D3. Without Vitamin K2, D3 does not absorb as well in our bodies. K2 directs calcium to our bones. Recent studies conclude that taking D3 together with K2 is the perfect combination. Studies also show that we are deficient in both Vitamin D3 and K2. BENEFITS OF TAKING VITAMIN K2 AS MK-7 WESTERN POPULATIONS ARE 97% VITAMIN K2 DEFICIENT Even those consuming healthy diets! ENSURES THE BODY PROPERLY UTILIZES CALCIUM Vitamin K2 as MK-7 activates K-dependent proteins that direct calcium to the bones (where it is needed) and away from the arteries (wh... [Read More]

    • ASIN: B07255MPRN
    • UPC: 023249011347
    • ASIN: B07255MPRN
    • Brand: Sports Research
    • Size: 60 Count
    • Manufacturer: Sports Research

  • Nature Made Vitamin D3 5000 IU Ultra Strength Softgels Value Size 180 Ct

    Nature Made Vitamin D3 125 mcg Softgels are perfect for adults who have been identified as vitamin D deficient and have been recommended a higher dose supplement by their healthcare provider. Nature Made Vitamin D3 125 mcg (5,000 IU) Softgels are made of vitamin D3, the body’s preferred form of vitamin D. Vitamin D3 supports bone, teeth, muscle and immune health.†

    • ASIN: B008GC9T6A
    • UPC: 031604027780
    • ASIN: B008GC9T6A
    • Brand: Nature Made
    • Size: 180 Count
    • Manufacturer: Nature Made

  • NOW Supplements, Vitamin D-3 5000 IU, 240 Softgels

    For structural support, supports immune system, and helps maintain strong bones! NOW Chewable Vitamin D-3 supplies this key vitamin in a tasty chewable form. Vitamin D is normally obtained from the diet or produced by the skin from the ultraviolet energy of the sun. However, it is not abundant in food. As more people avoid sun exposure, Vitamin D supplementation becomes even more necessary to ensure that your body receives an adequate supply.

    • ASIN: B0032BH76O
    • UPC: 789602300243
    • ASIN: B0032BH76O
    • Brand: NOW Foods
    • Size: 240 Count
    • Manufacturer: NOW Foods

  • Marine Essentials Vitamin D3 Omega 3 Fish Oil - "Marine-D3" 340mg Vitamin D3 DHA Anti Aging Omega 3 Fish Oil Dietary Supplement (360 Capsules)

    Marine Essentials Marine D3 Vitamin D3 DHA Anti Aging Omega 3 Fish Oil Dietary Supplement (360 Capsules) "MARINE-D3 IS MY WAY TO A YOUNGER ME." - POTENT 340MG VITAMIN D3 DHA OMEGA 3 FISH OIL SUPPORT 360° HEALTH. Brain, skin, heart, eyes, arteries - all deteriorate as we age. Take a Marine-D3 DHA omega 3 fish oil dietary supplement to aid memory, flexibility, skin tone, blood pressure and vision. PROMOTE INCREASED NUTRIENT ABSORPTION. Trust the Marine-D3 formula to deliver Vitamin D3 and antioxidant-rich nutrients to the entire body- even areas like the brain that are walled off by fat... [Read More]

    • ASIN: B009YLRB2Q
    • ASIN: B009YLRB2Q
    • Brand: Marine Essentials
    • Manufacturer: Marine-D3

  • Amazon Brand - Solimo Vitamin D3 125 mcg (5000 IU), 150 Softgels, Five Month Supply (Packaging may vary)

    Solimo Vitamin D3 softgels contain no artificial colors or flavors, gluten, or lactose. Take one daily with food as a dietary supplement.

    • ASIN: B079C74MFN
    • UPC: 842379108327
    • ASIN: B079C74MFN
    • Brand: Solimo
    • Size: 150 Count
    • Manufacturer: Amazon.com Services, Inc.

  • Now Supplements, Vitamin D-3 2000 IU, 240 Softgels

    For structural support, supports immune system, and helps maintain strong bones! NOW Chewable Vitamin D-3 supplies this key vitamin in a tasty chewable form. Vitamin D is normally obtained from the diet or produced by the skin from the ultraviolet energy of the sun. However, it is not abundant in food. As more people avoid sun exposure, Vitamin D supplementation becomes even more necessary to ensure that your body receives an adequate supply.

    • ASIN: B001UZPY1O
    • UPC: 733739003775
    • ASIN: B001UZPY1O
    • Brand: NOW Foods
    • Size: 240 Count
    • Manufacturer: NOW Foods

  • Optimal Vitamin D3 Liquid | 2,000 IU Per Drop | 900 Servings | High Potency | Physician Formulated | Seeking Health by Seeking Health

    Many do not get the necessary vitamin D needed for a healthy body. Optimal Vitamin D3 by Seeking Health is a pure and potent vitamin D3 liquid supplement in an olive oil base containing only natural vitamin D. The vitamin D3 drops contain vitally-important nutrients that help support a healthy immune system, optimal calcium absorption, and cellular health. The immune system support supplements contained in the vitamin D drops will help keep your body in good health.* The natural vitamin D drops are effective in building and strengthening bone mass, which is vital for healthy development. In co... [Read More]

    • ASIN: B003800UXG
    • UPC: 793573769831
    • ASIN: B003800UXG
    • Brand: Seeking Health
    • Size: 1 FL OZ
    • Manufacturer: Seeking Health

  • Doctor's Best Vitamin D3 5000IU, Non-GMO, Gluten Free, Soy Free, Regulates Immune Function, Supports Healthy Bones, 180 Softgels

    Vitamin D3 is produced in the skin by absorbing the sun’s UV rays and is obtained from food in limited amounts. Sun protection and climate factor¬¬¬¬s may influence low Vitamin D3 levels. Vitamin D3 is

    • UPC: 110519264
    • Model: 00DNGQPVVHDQHN5
    • Color: NAOther
    • Size: 180 Softgels180
    • Rating: 4.917

  • Doctor's Best Vitamin D3 5000IU, Non-GMO, Gluten Free, Soy Free, Regulates Immune Function, Supports Healthy Bones, 360 Softgels

    Vitamin D3 is produced in the skin by absorbing the sun’s UV rays and is obtained from food in limited amounts. Sun protection and climate factor¬¬¬¬s may influence low Vitamin D3 levels. Vitamin D3 is

    • UPC: 171802735
    • Model: 00DGGGU23B33OT7
    • Color: NAOther
    • Rating: 4.92

  • Nordic Naturals Vitamin D3 Softgels, 250 Mg, 1000 IU, 120 Ct

    Long known as an essential bone-building nutrient, vitamin D3 also plays a role in regulating your immune system, and modulating mood and circadian rhythms.* Many people don't get enough vitamin D, either because they routinely

    • UPC: 158338842
    • Model: F5421F24E8895CB
    • Color: NAOther

  • Doctor's Best Vitamin D3 2500IU with Vitashine D3, Non-GMO, Vegan, Gluten Free, Soy Free, Regulates Immune Function, Supports Healthy Bones, 60 Veggie Caps

    Doctor’s Best Vegan D3 features a plant source of vitamin D3 (cholecalciferol), the superior form of supplemental vitamin D. Vitamin D3 is produced in the skin by absorbing the sun’s UV rays and is obtained

    • UPC: 161741711
    • Model: 00P4JOKV3NHFR19
    • Color: NAOther
    • Rating: 5.0

  • Doctor's Best Vitamin D3 1000IU, Non-GMO, Gluten Free, Soy Free, Regulates Immune Function, Supports Healthy Bones, 180 Softgels

    Vitamin D3 is produced in the skin by absorbing the sun’s UV rays and is obtained from food in limited amounts. Sun protection and climate factor¬¬¬¬s may influence low Vitamin D3 levels. Vitamin D3 is

    • UPC: 139514492
    • Model: Package Quantity: 180 Softgel Capsules
    • Color: NAOther
    • Size: NA
    • Rating: 5.0

  • Nordic Naturals Nordic Vitamin D3 Gummies, 120 Ct

    Long known as an essential bone-building nutrient, vitamin D3 also plays a role in regulating our immune and neuromuscular systems, as well as modulating our mood and sleep rhythms.* Yet many people—whether because we routinely

    • UPC: 140677287
    • Model: 3B677C742424DC8
    • Color: NAOther
    • Size: 120
    • Rating: 5.0

  • Nature Made D3 Softgels, 2000IU, 260 count

    This Nature Made Vitamin D3 2000 I.U. Dietary Supplement is ideal for the healthy adult looking to meet the recommended daily dosage. Vitamin D supports teeth, bone and immune health. These Nature Made softgels are

    • UPC: 36168198
    • Model: 4073
    • Color: NAOther
    • Rating: 4.586

  • Spring Valley Vitamin D3 Supplement Softgels, 50 mcg, 200 count

    Promotes immune, bone, breast & prostate health. No gluten, no added preservatives, no artificial colors, no artificial flavors, no year, no

    • UPC: 26077100
    • Model: 27151
    • Color: NAOther
    • Size: 200 Softgels200
    • Rating: 3.4

  • Doctor's Best Vitamin D3 2000IU, Non-GMO, Gluten Free, Soy Free, Regulates Immune Function, Supports Healthy Bones, 180 Softgels

    Vitamin D3 is produced in the skin by absorbing the sun’s UV rays and is obtained from food in limited amounts. Sun protection and climate factor¬¬¬¬s may influence low Vitamin D3 levels. Vitamin D3 is

    • UPC: 161834468
    • Model: 00VMGK1SDI69HL5
    • Color: NAOther
    • Size: 180 sgels180
    • Rating: 4.818

  • Baby Ddrops Liquid Vitamin D3 400 IU Dietary Supplement 90 Drops 2.5 ml

    n/a

    • UPC: 613015825
    • Model: 851228000064
    • Color: NAOther
    • Rating: 5.0

  • Doctor's Best vitamin D3. 5000IU

    Doctor's Best, Vitamin D3, 125 mcg 5000 IU, 180 Softgels

    Vitamin D3 at 5,000 IU Improves Immune Function and Bone Health Says Dr. Angela Agrios, ND