SKU: 20989383670

Vitamin D3 1000 iu 180 softgels

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Description

Vitamin D3 1000 iu 180 softgelsWhat is Doctors Best Vitamin D3? Doctors Best Vitamin D3 supports healthy bone density and structure as it is required for optimal calcium absorption. More than that, this nutrient enhances and regulates immune function, supports optimal cardiovascular function and enhances cellular function. It is made of D3, the naturally occurring form of vitamin D. Research shows that supplemental vitamin D3 (cholecalciferol) is significantly more efficient at

What is Doctor’s Best Vitamin D3?
Doctor’s Best Vitamin D3 supports healthy bone density and structure as it is required for optimal calcium absorption. More than that, this nutrient enhances and regulates immune function, supports optimal cardiovascular function and enhances cellular function. It is made of D3, the naturally-occurring form of vitamin D. Research shows that supplemental vitamin D3 (cholecalciferol) is significantly more efficient at converting to active vitamin D in the body than vitamin D2 (ergocalciferol). This makes vitamin D3 the preferred supplemental form of this nutrient. Vitamin D deficiency is prevalent with more than 75% of Americans deficient in this nutrient. People who live in the northern half of the United States are at a greater risk of being Vitamin D deficient due to a lack of sunlight.*

How does it work?
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. Vitamin D receptors are present throughout the body, in tissue such as the skin, cartilage, heart, prostate, bones and intestines so the second activation step also takes place in local tissues. Vitamin D plays a role in most organs and systems of the body. It is hormone-like, known to interact with over 200 different genes, and plays a crucial regulatory role as a metabolic activator for a multitude of metabolic processes. It acts as a “molecular switch” by influencing the expression of multiple genes. Therefore activated vitamin D not only influences bone health, but is involved in supporting the function of the immune system, cardiovascular system, respiratory system and the musculoskeletal system.*

Why should I take Doctor’s Best Vitamin D3?
While best known for its role in helping absorption of calcium, Vitamin D3 has numerous benefits. Over the last several years research has focused on critical functions of this vitamin and the role it plays in most organs and systems of the body. The major source of Vitamin D is sunlight but use of sunscreen, limited time in the sun and skin color are factors that make getting sufficient Vitamin D from the sun challenging. Doctor’s Best uses vitamin D3 which is more efficient at converting to active vitamin D in the body.*

Ingredients
Non-GMO/ Gluten Free/ Soy Free


Directions & Precautions
Consult your healthcare provider before use if you are taking any prescription medications or if you have a medical condition.

Take 1 soft gel capsule daily with food or as recommended by a nutritionally-informed physician

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SKU: 20989383670

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4.1 ★★★★★
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E.M.H.
Fort Morgan, US
★★★★★ 3
Comes with a fabric covered ball
Style: 14" Length Sport Launcher
Disappointed in this. I have the large size and expected a smaller version of the rubber ball. Instead this came with a ball covered in fabric. The dogs I bought it for won't play with the ball. Maybe it is my fault for not reading more closely but why would Chuck-It even sell something so cheap and poorly made. Dogs can easily rip the fabric off the rubber (which is in two pieces). Very strangely made. Now I have buy a ball to use it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 12, 2025
A
Verified Purchase
AvidShopper333
Alexandria, US
★★★★★ 5
Launches!!!
Style: 14" Length Sport Launcher
Please note that this launcher is for a smaller sized chuckit - it came as a package deal with an order of small fuzzy chuckits and it works GREAT. Recommend using in dry weather since the water sprays when wet (or just be better at throwing than us!)
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Reviewed in the United States on January 17, 2026
A
Verified Purchase
Azoraa
Boise, US
★★★★★ 1
waste of money, useless
Style: 14" Length Sport Launcher
Tiny size and matching ball that it slings right in front of you. When it says small dogs it must mean the size of a rat. This is nearly useless. One star for durability since it's plastic.
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Reviewed in the United States on May 16, 2026
D
Verified Purchase
Donna M.
Cuba, US
★★★★★ 5
Great toy
Color: Blue
Great toy, too bad my Shih Tzu is afraid of it. I love the way the movement is subtle and random.
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Reviewed in the United States on May 21, 2026
A
Verified Purchase
Amazon Customer
Natrona Heights, US
★★★★★ 5
Best toy for dogs
Color: Blue
My dog plays with this for hours!
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Reviewed in the United States on May 14, 2026

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