Vitamin D3 (1000 IU), 1 fl oz
SKU: 87697235712

Vitamin D3 (1000 IU), 1 fl oz

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Description

Vitamin D3 (1000 IU), 1 fl ozVitamin D3: Essential for Overall Health Contributes to bone strength* Supports the nervous and immune systems* Promotes healthy levels of phosphorus in the body* Vitamin D is the common name that refers to several forms of the fat soluble vitamin. Two forms of vitamin D are important to humans: vitamin D2 (ergocalciferol) and vitamin D3 (cholecalciferol). Vitamin D2 is made by plants, whereas vitamin D3 is made by the human body when the skin is

Vitamin D3: Essential for Overall Health

  • Contributes to bone strength*
  • Supports the nervous and immune systems*
  • Promotes healthy levels of phosphorus in the body*

Vitamin D is the common name that refers to several forms of the fat-soluble vitamin. Two forms of vitamin D are important to humans: vitamin D2 (ergocalciferol) and vitamin D3 (cholecalciferol). Vitamin D2 is made by plants, whereas vitamin D3 is made by the human body when the skin is exposed to ultraviolet B (UVB) rays from the sun. Vitamin D aids in the absorption of calcium and phosphorous, which ensures sufficient blood levels of these minerals for proper mineralization of bones and cartilaginous tissues. Sufficient vitamin D supports bone strength by increasing bone mineral density.*

Note: Learn how to use vitamin D responsibly here.


Ingredients
Vitamin D3 (cholecalciferol), olive oil, coconut oil

Suggested Use
Adults and children 12 and over, take 1 drop per day or as directed by a healthcare professional.

For best results take Vitamin D with a meal containing fat and take together with Vitamin K.

Warning: Always have your doctor check your Vitamin D levels prior to taking any amount of Vitamin D. Vitamin D can be toxic if taken in high amounts. Human toxicity probably begins to occur after chronic daily consumption of approximately 40,000 IU/day.

Shake before use. Store at room temperature. Keep out of reach of children.


Frequently Asked Questions
Q; What is vitamin D derived from?
A: We use vitamin D derived from lanolin, which comes from sheep's wool.

*Disclaimer: These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any diseases. As with any dietary supplement, you should consult with a qualified healthcare professional if you are pregnant or nursing, if you have any medical condition, or if you are taking any medication before using this product. Always consult with a healthcare professional before giving supplements to children. Please read full disclaimer here.
Coupon (discount) codes are not applicable on product subscriptions. The subscription price is already discounted from the one time purchase price.

What is Vitamin D3?

Vitamin D3, also known as cholecalciferol, is a vital nutrient that your body requires for various functions. It plays an essential role in calcium absorption, which helps maintain strong bones and teeth. Many people do not get enough sunlight to produce adequate Vitamin D3 naturally, making supplementation important.

Benefits of Vitamin D3

Taking Vitamin D3 (1000 IU) can have numerous health benefits. It supports the immune system, helps fight off illnesses, and may reduce the risk of chronic diseases. Additionally, it contributes to overall mood and mental well-being, making it especially useful during colder months when sunlight exposure is limited.

How to Incorporate Vitamin D3 into Your Routine

Incorporating Vitamin D3 into your daily health regimen is simple and effective. You can take it as a liquid supplement for easy dosage adjustment. This form allows faster absorption, giving you the health benefits more quickly. So, whether you are aiming to improve your immune function or bolster your bone health, Vitamin D3 is an excellent addition to your vitamins and supplements collection.


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SKU: 87697235712

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JaroldHarold
Houston, US
★★★★★ 5
Great product!
Style: 30 sqft
I can say this product makes a huge difference with road noise and is cleaner and easy to work with when applying compared to other mats that cost about the same price.
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Reviewed in the United States on February 14, 2026
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Iraq veteran 83
West Palm Beach, US
★★★★★ 5
Very heavy and thick
Style: 30 sqft
I purchased mini brands of sound ending and this is by far the heaviest sound deadening I've ever ordered. I'm not installed yet but I have a good feeling that is going to work exceptionally in blocking sound. If weight is a concern for you I would recommend a lighter product however if sound quality and a quiet ride is your priority this is the one for you.
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Reviewed in the United States on March 18, 2026
D
Verified Purchase
Dustin Felton
Chelsea, US
★★★★★ 5
Siless Hybrid 3-in-1 - Far Exceeded my Expectations!!!
Model: SLH20025
I recently installed the Siless Hybrid 3-in-1 sound deadening mat in my vehicle, and I’m genuinely impressed. For just $80 for 25 square feet, this product delivers performance that rivals materials costing twice as much — and with far less hassle. If you're on the fence......Just buy it! You will not be disappointed. Easy to Install: Unlike traditional sound deadening products that are stiff, sharp, and temperature-sensitive, this mat is soft, flexible, and easy to work with. I cut it cleanly with regular scissors and pressed it into tight spaces using just my fingers, so if in you don't have a roller or install tool, a good pair of scissors and your hands can get the job done. With other brands like Dynamat, the aluminum layer often leaves micro cuts on your hands and tears up your fingertips, but Siless does not due the acoustic layer being on top and above the aluminum layer that holds the butyl layer. So, it's very easy on your hands. Even in cooler temperatures (around 50°F), I had no trouble applying it but it goes on better heated. If warm outside, I would leave the entire box out in the sun for at least 30 minutes when it's warm or heats it's very pliable and easy to mold. Make sure its where you want it because once applied it's not ever falling off. and it became even more pliable and easy to mold. No heat gun, no mess — just straightforward application. I installed 40–50 square feet throughout the interior, covering everything except the headliner and the flooring forward of the rear seat. The difference in cabin noise is astonishing. I can turn my radio up concert loud with gut-punching bass, and from outside the car, it sounds like a factory sound system at mid volume. I was blown away by how well it contains sound — both inside out and outside in. My exhaust is pretty aggressive and now is barely audible from inside the cabin. While driving, it almost sounds like a stock factory setup. The Siless matting actually changed the driving experience and feels refined. If you're skeptical about sound deadening gimmicks, I get it, but this is the first product I've used and when I needed more, I went Stright to the 3 in 1 Hybrid matting and purchased it again. I love researching before buying and that's very uncommon for me to do. Note: Proper installation is key, and it does take time and patience. But if installed correctly and in the right places, it works better previously used from paint-on sound deadening to Dynamat. Update Nov, 2025 After using it this in 4 separate vehicles now. I feel the Siless’s 3 in 1 Hybrid has nailed it for best budget deadener that is better than dynamat extreme in performance and installation Protip: buy a roll of 2-3” aluminum tape and tape the seams. After trimming the edges tend to very sticky between the panels. I ran a strip of aluminum tape over the seems to create a better seal and true moisture I used it on four vehicles now and have I have not been paid to review and purchased every order myself. 3 in 1 Hybrid deadener by Siless is the best all around easy to apply sound deadner period!
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Reviewed in the United States on September 29, 2025
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Verified Purchase
Tee & Cee
Grantham, US
★★★★★ 5
Top quality
Model: SLH20025
This Siless Hybrid 3-in-1 sound deadening mat is easy to work with and feels high-quality. The butyl material is thick and pliable, making it simple to cut and fit into doors, floors, or panels. After installation, road noise and vibrations are noticeably reduced, and it also seems to improve the overall cabin feel. No bad smell. At 25 sq ft per roll, it’s a good value for anyone looking to dampen noise and improve car acoustics. Overall, a solid, effective option for automotive soundproofing. Used on a Fiesta ST.
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Reviewed in the United States on February 15, 2026
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Verified Purchase
Andy
Omaha, US
★★★★★ 5
Made a big improvement in cabin noise—highly recommend
Model: SLH20025
Siless Hybrid made a huge difference in reducing noise in the floor of my truck cabin. In some areas, there was basically just bare sheet metal between the inside and outside, so adding this really helped the truck feel more solid and noticeably quieter on the road. I used Kilmat on the doors, and honestly I wish I had used Siless Hybrid there too, but it was too late by the time I realized the difference. This material is very sticky, easy to cut, and simple to apply, which made the install pretty smooth. Just a heads-up: the tacky side gets messy and will bond to clothing really easily, so be careful during installation. Overall, I’d definitely buy it again—great product with real results.
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Reviewed in the United States on December 2, 2025

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