Kvadrat-S

Vitamir caffeine active tablets N25 kvadrat-c

€4.02
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SKU:
214658
EAN:
4660011214658
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Key facts

  • Dosage form in tablets

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Product description

Caffeine Active by Quadrat‑S Vitamir is a food supplement in tablet form, containing caffeine — one of the most studied natural stimulants of the central nervous system. The pack contains 25 tablets, providing a controlled, measured dose of caffeine without the need for coffee or energy drinks.

  • Caffeine – the active ingredient in each tablet

How caffeine works

Caffeine temporarily blocks adenosine receptors in the brain. Adenosine accumulates during the day and signals tiredness; reducing its action makes a person feel more alert, focused and mentally awake. Caffeine also mildly increases the release of dopamine and noradrenaline, which many people notice as improved concentration, faster reaction time and a lift in mood. The onset of effect is typically 30–45 minutes, lasting several hours depending on metabolism.

When to use Caffeine Active

The tablet form offers precise dosing and avoids the acidity of coffee, stomach irritation, tooth enamel impact, and extra calories from additives. It is suitable for:

  • Long drives
  • Night shifts
  • Intense study sessions
  • Athletic training, where a pre‑workout boost is desired
  • Mornings when ordinary coffee is unavailable or not tolerated

Typical benefits include:

  • Improved concentration
  • Faster reaction time
  • Lifted mood

Athletes also value caffeine for its ability to reduce the perception of effort and delay fatigue during endurance activities.

Brand information

The Vitamir brand from Quadrat‑S is known in the Baltic and Eastern European markets for affordable single‑ingredient supplements with a simple, transparent composition. This format appeals to consumers who want to know exactly what and how much they are taking, rather than using complex pre‑workout blends with many additional stimulants.

Cautions and important notes

Caffeine is a stimulant and should be used sensibly. It is not recommended in the evening as it may disturb sleep, and should be avoided during pregnancy, breastfeeding, childhood, and by individuals with high blood pressure, heart rhythm disorders, anxiety or peptic ulcers. Count caffeine from other sources such as coffee, tea, cola, chocolate or pre‑workouts to keep total intake within reasonable limits. If you take medication or have a chronic condition, consult a doctor or pharmacist before starting. This is a food supplement and does not replace a varied diet or healthy sleep.

Specifications

Brand Kvadrat-S
By Concern Energy and vitality
Dosage form in tablets

Delivery - terms and prices

After placing an order, delivery is processed on business days. Package design and product images may differ. We dispatch orders within 1–2 working days. Transit time depends on the carrier: within Estonia and to Finland usually up to 3 days, to Latvia 3–4 days, to Lithuania 4–5 days, to Poland up to 7 days. Omniva International Post shows its own lead time for each service.

Estonia
  • Pick-up at the Vitateka store (T1, Peterburi tee 2, Tallinn)Free
  • Smartpost parcel locker2.15 €
  • DPD parcel locker2.19 €
  • Omniva parcel locker2.88 €
  • Smartpost courier4.60 €
  • DPD courier5.38 €
  • Omniva courier6.20 €
Free to a parcel locker in Estonia for orders from 30 € Free courier delivery in Estonia: Smartpost and DPD from 70 € · Omniva courier from 100 €
Latvia
  • DPD parcel locker3.79 €
  • Omniva parcel locker4.50 €
  • DPD courier5.13 €
  • Omniva courier6.05 €
Free to a parcel locker in Latvia for orders from 35 € Free courier delivery in Latvia: DPD from 70 € · Omniva courier from 100 €
Lithuania
  • Unisend (LP Express) parcel locker2.31 €
  • DPD parcel locker3.79 €
  • Omniva parcel locker4.55 €
  • DPD courier5.13 €
  • Omniva courier6.05 €
Free to a parcel locker in Lithuania for orders from 40 € Free courier delivery in Lithuania: DPD from 70 € · Omniva courier from 100 €
Finland
  • Posti FI parcel locker / pick-up point6.17 €
  • Omniva International Post - Economy (up to 2 kg, 4–8 days)from 7.22 €
  • Omniva International Post - Standard (up to 30 kg, 3–6 days)from 7.89 €
Free delivery to Finland by any method for orders from 60 €
Poland
  • Packeta courier to your door5.01 €
  • Omniva International Post - Economy (up to 2 kg, 7–9 days)from 6.74 €
  • Omniva International Post - Standard (up to 30 kg, 6–8 days)from 7.60 €
Free Packeta courier delivery in Poland for orders from 50 €
Packeta (selected countries)
  • Czech Republic - pick-up point (PUDO)from 3.93 €
  • Czech Republic - courierfrom 6.10 €
  • Slovakia - pick-up point (PUDO)from 3.80 €
  • Slovakia - courierfrom 5.87 €
  • Hungary - pick-up point (PUDO)from 4.13 €
  • Hungary - courierfrom 7.42 €
  • Romania - pick-up point (PUDO)from 3.61 €
Other countries

Omniva International Post - the price depends on the country and the parcel weight. See the full price table on our Delivery page.

Free delivery - on request

In addition to the thresholds listed above, we can consider free delivery options depending on the order amount and for deliveries to other countries. Contact us and we will suggest the best option.

Delivery time

Dispatch 1–2 working days; in transit: Estonia and Finland up to 3 days, Latvia 3–4 days, Lithuania 4–5 days, Poland up to 7 days.

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