Exciting news! 🎉 Qwark’s AI pharmacy assistant (in beta) is now live and ready to answer any medication-related questions you may have!Try it out now!
  1. Drugs
  2. Vitamin D2
Vitamin D2 Image

Vitamin D2

Free shipping
No membership fee
Qwark price promise
Qwark is committed to lowering your prescription prices. We will always recommend the best price we can find. If you find a lower price on an identical, in-stock product, tell us and we'll match it.

For more strengths and prices, please contact Qwark support

Need help?

Our patient support team is available Monday through Friday 8AM - 6PM PST, and Saturday 9AM - 12PM PST.

What Is Vitamin D2?

Vitamin D2, also known as ergocalciferol, is a type of vitamin D that can be obtained through dietary sources or synthesized in the body when the skin is exposed to sunlight. This nutrient plays a crucial role in maintaining healthy bones and teeth, as well as supporting a strong immune system. Vitamin D2 is naturally found in certain fish, such as salmon and mackerel, as well as in fortified foods like milk, cereals, and orange juice. It can also be obtained through dietary supplements, usually in the form of capsules or tablets. When consumed or synthesized in the body, vitamin D2 is converted into its active form, known as calcitriol, which aids in the absorption of calcium and phosphorus from the digestive tract. This, in turn, helps to regulate the levels of these minerals in the bloodstream and to promote their deposition into bones and teeth. A deficiency in vitamin D2 can lead to conditions like rickets in children and osteomalacia in adults, which are characterized by weakened and softened bones. It's worth noting that vitamin D deficiency is prevalent in certain populations, such as those who have limited sun exposure or follow a strict vegetarian or vegan diet. If you're concerned about your vitamin D levels, it's important to consult with a healthcare professional who can recommend the appropriate dosage of supplementation or dietary changes to meet your needs.

How to use Vitamin D2?

Vitamin D2, also known as ergocalciferol, is a nutrient that plays a crucial role in maintaining bone health and supporting the immune system. It is typically used to treat or prevent vitamin D deficiency. When it comes to using Vitamin D2, it is best to follow the instructions provided by your healthcare provider or the directions on the product label. The dosage and frequency may vary depending on your specific needs, such as your age, medical condition, and current vitamin D levels. Vitamin D2 is available in different forms, including tablets, capsules, and liquid. It can be taken with or without food, although taking it with a meal that contains fat may enhance absorption. It is important to swallow the tablet or capsule whole and not crush or chew it, unless otherwise directed by your doctor. If you are taking a liquid form of Vitamin D2, carefully measure each dose using a specialized measuring device. Do not use a household spoon, as it may not provide an accurate dosage. As with any supplement or medication, it is important to follow the recommended dosage and not exceed it without consulting your healthcare provider. Vitamin D toxicity can occur with excessive intake, so it is crucial to stick to the prescribed amount. Remember, while Vitamin D2 can be obtained through sunlight exposure and certain foods, the supplementation may be necessary for individuals with low levels or specific medical conditions. It is advised to discuss your specific needs with a healthcare professional to determine the appropriate dosage and duration of use for Vitamin D2.

While Vitamin D2, also known as ergocalciferol, is generally safe when taken in appropriate doses, there are some warnings and precautions associated with its use. Firstly, it is important to consult with a healthcare professional before starting any vitamin D supplement, as they can determine whether you have a deficiency and prescribe the appropriate dosage. Taking excessive amounts of Vitamin D2 can lead to toxicity, causing symptoms such as nausea, vomiting, constipation, weakness, and kidney problems. Additionally, certain medical conditions may require caution or careful monitoring when taking Vitamin D2. People with hypercalcemia, a condition where there is too much calcium in the blood, should avoid excessive Vitamin D supplementation, as it can increase calcium levels further. Similarly, individuals with conditions like sarcoidosis or other granulomatous disorders should be monitored closely while taking Vitamin D supplements, as they may be at a higher risk of developing high calcium levels. It is also important to consider potential drug interactions. Some medications, such as corticosteroids, certain antacids, and certain anti-seizure medications, can interfere with the absorption or metabolism of Vitamin D2. Therefore, it is recommended to inform your healthcare provider about all the medications and supplements you are taking to avoid any potential interactions. Pregnant or breastfeeding women should also consult with their healthcare provider before taking Vitamin D2, as excessive doses may pose risks to the baby. In summary, while Vitamin D2 is generally safe and beneficial when used appropriately, it is important to follow the recommended dosage and consult with a healthcare professional to avoid potential complications or interactions.

Before taking Vitamin D2 (ergocalciferol), it is important to be aware of certain warnings and precautions. While Vitamin D2 is generally considered safe when taken in appropriate amounts, it's essential to follow the recommended dosage and consult with a healthcare professional if you have any underlying medical conditions or are taking other medications. Here are some important considerations: 1. Allergies: Inform your healthcare provider if you have any known allergies to ergocalciferol or any other ingredients in the Vitamin D2 preparation. This is crucial to avoid any allergic reactions or adverse effects. 2. Medical Conditions: If you have any underlying health conditions, such as kidney problems, liver disease, or certain metabolic disorders, it is important to discuss these with your healthcare provider. Vitamin D2 may require dosage adjustments or close monitoring in such cases. 3. Medications: Inform your doctor about any prescription, over-the-counter, or herbal medications you are taking. Some medications, such as certain cholesterol-lowering drugs, anticonvulsants, or corticosteroids, may interact with Vitamin D2 and affect its efficacy or increase the risk of side effects. 4. Pregnancy and Breastfeeding: If you are pregnant, planning to become pregnant, or breastfeeding, consult with your healthcare provider before taking Vitamin D2. Adequate vitamin D levels are crucial for both mother and baby, but the dosage and duration should be determined by a healthcare professional. 5. Other Supplements: Vitamin D2 supplements can interact with other supplements like calcium or magnesium, affecting their absorption or increasing the risk of side effects. It is advisable to discuss the use of other supplements with your healthcare provider. 6. Monitoring: Regular monitoring of vitamin D levels may be necessary while taking Vitamin D2 supplements. This ensures that the dosage is appropriate and that any deficiency is effectively managed. Remember, proper administration, dosage, and monitoring under the guidance of a healthcare professional are key to maximizing the benefits of Vitamin D2 and minimizing the risk of any complications.

The side effects of Vitamin D2, also known as ergocalciferol, are generally rare and usually occur with excessive intake of the vitamin. Common side effects may include nausea, vomiting, constipation, diarrhea, stomach pain, loss of appetite, and weight loss. In some cases, high doses of Vitamin D2 can lead to an excess of calcium in the blood, a condition known as hypercalcemia. Symptoms of hypercalcemia may include confusion, dizziness, weakness, excessive thirst, increased urination, and bone pain. It's important to note that Vitamin D toxicity is rare and usually occurs with extremely high doses over a prolonged period. However, it is always advisable to speak with a healthcare professional before taking any supplements, including Vitamin D2, especially if you have any underlying medical conditions or are taking other medications. Additionally, individuals with certain medical conditions or on specific medications should exercise caution when taking Vitamin D2. As with any supplement or medication, it's important to follow the recommended dosage and consult with a healthcare provider for personalized advice.

Vitamin D2, also known as ergocalciferol, is a nutrient that can be obtained from sunlight exposure as well as certain foods like fish and fortified products. When it comes to storing vitamin D2 supplements, it's crucial to ensure proper handling in order to maintain its potency and effectiveness. To store vitamin D2 properly, here are some guidelines to follow: 1. Keep it in a cool and dry place: Vitamin D2 should be stored in a location that is away from direct sunlight, heat, and moisture. Excessive heat and humidity can degrade the supplement, reducing its efficacy. 2. Follow the packaging instructions: Always refer to the specific storage instructions provided on the packaging or by your healthcare professional. Different brands or forms of vitamin D2 may have slightly different storage requirements. 3. Seal the container tightly: Make sure that the vitamin D2 supplement container is sealed properly to prevent exposure to air and moisture. This helps to maintain its stability and potency. 4. Keep it out of reach of children: It is essential to store vitamin D2 supplements in a location that is inaccessible to children. Accidental ingestion can be harmful. 5. Check for expiration dates: Regularly check the expiration date on the packaging and discard any vitamin D2 supplements that have expired. Expired supplements may not provide the intended health benefits. By following these storage guidelines, you can help ensure that your vitamin D2 supplement remains stable and retains its potency for optimal use. However, it's always advisable to consult with your healthcare provider for specific instructions based on the particular brand and formulation you are using.