Vitamin D3 4000 IU High Strength with Olive Oil, 180 soft capsules

100 µg of vitamin D3 in one soft capsule, one pack lasts 180 days

€24.99 · Dostępny

Vitamin D3 4000 IU with olive oil from Stivits is a high-strength food supplement in soft capsules. One capsule contains 100 µg (4000 IU) of vitamin D3, which is 2000% NRV. Vitamin D contributes to the maintenance of normal bones. Vitamin D contributes to the maintenance of normal teeth. Vitamin D contributes to the normal function of the immune system. Vitamin D contributes to the maintenance of normal muscle function. A varied and balanced diet and a healthy lifestyle are important. Adults take 1 capsule a day with meals; one pack of 180 capsules lasts 180 days. Stivits sells it direct from the manufacturer, without middlemen.

Produkt w skrócie

ParameterValue
ProductVitamin D3 4000 IU High Strength with Olive Oil, 180 soft capsules, Stivits
What it isFood supplement, soft capsules
Vitamin D3 per capsule100 µg / 4000 IU (2000% NRV)
OilOlive
Serving1 capsule a day with meals
In the pack180 soft capsules, net weight 45 g
Lasts180 days
Suitable forAdults
ProductionEU, Latvia: SIA Pharma Market Solutions factory, made for HYPERPHARM OÜ, Tallinn
Factory certificatesGMP No. GMP-FS-01 and HACCP No. HACCP-01 (valid until 17 May 2027), ISO 22000:2018 No. MSC-22-1384 (valid until 7 January 2029)
DispatchWe dispatch your order by the next working day

What is vitamin D3 4000 IU for?

One capsule contains 100 µg (4000 IU) of vitamin D3. The EU register allows these claims for vitamin D, which this capsule contains:

  • Bones and teeth. Vitamin D contributes to the maintenance of normal bones. Vitamin D contributes to the maintenance of normal teeth.
  • Calcium and phosphorus. Vitamin D contributes to normal absorption/utilisation of calcium and phosphorus. Vitamin D contributes to normal blood calcium levels.
  • Muscles. Vitamin D contributes to the maintenance of normal muscle function.
  • Immune system. Vitamin D contributes to the normal function of the immune system.
  • Cell division. Vitamin D has a role in the process of cell division.

A varied and balanced diet and a healthy lifestyle are important.

Why choose vitamin D3 4000 IU?

  • A high dose in one capsule. 100 µg (4000 IU), twice as much as in D3 2000 IU.
  • One figure. The capsule contains only D3. The dose is easy to compare with any other product.
  • Olive oil. The vitamin D3 comes in olive oil in a soft capsule; take it with meals.
  • One capsule a day. No dividing the dose and no counting drops.
  • Lasts 180 days. One capsule a day, so a single pack covers the whole course.

Why Stivits

  • Direct from the factory. A factory in Latvia makes our supplements to our order, and we sell them ourselves: no wholesalers, no pharmacies.
  • Made in Europe, certificates with numbers. GMP No. GMP-FS-01, HACCP No. HACCP-01, ISO 22000:2018 No. MSC-22-1384. Issued by BM Certification (Riga).
  • Fast dispatch. We dispatch your order by the next working day.
  • Discounts. Any two items in one order get 5% off, and three or more get 10% off. The discount applies automatically at checkout. It depends on the number of items, not on the dose, so do not exceed the recommended daily dose. When you subscribe to our newsletter, we email you a 10% discount code that can be used once per customer and cannot be combined with other discounts.
  • Customer reviews. The Stivits shop is rated 4.9 out of 5 on Judge.me, based on 944 reviews. Data updated 6 November 2026.

How to take vitamin D3 4000 IU

Adults: 1 capsule a day with meals. Take it every day; one pack lasts 180 days, enough for a 180-day course. This is a high dose: do not exceed the recommended daily serving and do not add other products that contain vitamin D.

Vitamin D3 4000 IU or other products with vitamin D

Vitamin D is in several Stivits products. They differ in dose and added ingredients.

Per servingThis capsuleVitamin D3 2000 IU Safflower Oil, 180 soft capsulesVitamin K2 100 mcg+D3 4000 UI, 120 tabletsOmega-3 Fish Oil 1000 mg +D3 +K2 + Vitamin E, 60 soft capsules
Vitamin D3100 µg / 4000 IU50 µg / 2000 IU100 µg50 µg / 2000 IU
Other ingredientsNoneNoneVitamin K2 100 µgEPA 330 mg, DHA 220 mg, K2 50 µg, E 12 mg α-TE
FormSoft capsulesSoft capsulesTabletsSoft capsules
In the pack18018012060
Serving a day1 capsule1 capsule1 tablet1 capsule
Lasts180 days180 days120 days60 days

Choose this capsule if you want vitamin D3 on its own at 4000 IU. Choose D3 2000 IU if you want half the dose. Choose K2 + D3 if you want vitamin D together with vitamin K2.

Composition

IngredientAmount per 1 capsule% NRV*
Vitamin D3100 µg / 4000 IU2000%

*NRV: nutrient reference value.

Warnings

  • Food supplement.
  • Intended for adults only.
  • The dose of vitamin D is high: 100 µg per capsule. 100 µg is the tolerable upper intake level of vitamin D for adults set by EFSA (100 µg a day). Do not exceed the recommended daily dose and do not take it together with other food supplements that contain vitamin D.
  • If you are pregnant or breastfeeding, or if you take medicines, consult a doctor or pharmacist before use.
  • Food supplements should not be used as a substitute for a varied and balanced diet.
  • Store in the original packaging in a dry place at room temperature, and keep out of the reach of young children.

We compared the composition and doses with the packaging on 6 November 2026. The claims about vitamin D are taken from the EU register (Regulation (EU) No 432/2012).

Najczęściej zadawane pytania

What is vitamin D3 4000 IU for?

Vitamin D contributes to the maintenance of normal bones. Vitamin D contributes to the maintenance of normal teeth. Vitamin D contributes to the normal function of the immune system. Vitamin D contributes to the maintenance of normal muscle function. A Stivits capsule contains 100 µg (4000 IU); the serving is 1 capsule a day. A varied and balanced diet and a healthy lifestyle are important.

How much vitamin D3 is in one capsule?

A Stivits capsule contains 100 µg of vitamin D3, which is 4000 IU and 2000% NRV.

How many µg are in 4000 IU?

4000 IU equal 100 µg. Both numbers refer to one Stivits capsule.

How to take vitamin D3 4000 IU?

Adults: 1 Stivits capsule a day with meals. Do not exceed the recommended daily dose.

Is that too much?

The dose is high: 100 µg per Stivits capsule. So take no more than 1 capsule a day and do not combine it with other food supplements that contain vitamin D. If you are unsure, ask a doctor or pharmacist first.

How many days does one pack last?

One Stivits pack lasts 180 days: it holds 180 soft capsules, one a day.

How does this capsule differ from D3 2000 IU?

In dose and oil. This Stivits capsule contains 100 µg (4000 IU) in olive oil; Vitamin D3 2000 IU Safflower Oil, 180 soft capsules contains 50 µg (2000 IU) in safflower oil. Both packs hold 180 capsules.

Can I take D3 together with vitamin K2?

Stivits has a tablet that contains both: Vitamin K2 100 mcg+D3 4000 UI, 120 tablets, with 100 µg of D3 and 100 µg of K2. This capsule contains only D3.

When should I take it, in the morning or in the evening?

There is no set time; choose what suits you. The main thing is 1 Stivits capsule a day with meals.

Can I take it if I am pregnant or take medicines?

Consult a doctor or pharmacist first. This applies to pregnancy, breastfeeding and taking medicines. Stivits recommends this to everyone before use.

How to store the capsules?

In the original packaging, in a dry place at room temperature, out of the reach of young children.

Who makes vitamin D3 4000 IU from Stivits?

Made in Europe, in Latvia: manufactured by SIA Pharma Market Solutions (Mārupe) for HYPERPHARM OÜ, Tallinn. Factory certificates: GMP No. GMP-FS-01 and HACCP No. HACCP-01 (valid until 17 May 2027), ISO 22000:2018 No. MSC-22-1384 (valid until 7 January 2029), issued by BM Certification. Stivits sells direct from the factory, with no wholesalers or pharmacies in between.