TABLE OF CONTENTS

1. What Are Vitamin Injections?
2. How Long Do Vitamin Injections Last in the Body?
3. What Affects How Long a Vitamin Injection Lasts?
4. Immune Booster IV with Cernevit Now Available at Home via Halodoc
5. How Often Should You Get Vitamin Injections?
6. Are There Side Effects?

---

Vitamin injections have become a popular wellness trend in today’s health-conscious world. From boosting energy levels to improving skin health and enhancing immune function, these injections offer quick and direct delivery of essential nutrients. 

However, one of the most frequently asked questions is: “How long do vitamin injections last?”

The answer depends on several factors, including the type of vitamin, the individual’s health status, lifestyle, and the method of administration. 

What Are Vitamin Injections?

Vitamin injections involve administering concentrated doses of specific vitamins directly into the bloodstream (intravenous or IV) or muscle (intramuscular or IM). 

This method bypasses the digestive system, ensuring faster absorption and higher bioavailability compared to oral supplements.

Some of the most common vitamin injections include:

• Vitamin B12
• Vitamin C
• Glutathione
• Biotin (Vitamin B7)
• Vitamin D
• Vitamin B-complex
• NAD+ (Nicotinamide Adenine Dinucleotide)

Each vitamin serves different purposes and may have varying durations of effect in the body.

How Long Do Vitamin Injections Last in the Body?

Let’s look at some of the most common vitamin injections and their average duration of effectiveness:

1. Vitamin B12 Injection

• Duration: 1 to 2 weeks, with some effects lasting up to a month
• Used for: Boosting energy, supporting red blood cell production, improving nerve health
• B12 is water-soluble and naturally eliminated through urine, so regular injections may be needed, especially if you have a deficiency or absorption issue (e.g., pernicious anemia or gastrointestinal disorders).

2. Vitamin C Injection

• Duration: 24 to 72 hours in high concentrations, but antioxidant effects can last up to a week
• Used for: Immune support, skin brightening, collagen production
• Since it’s also water-soluble, excess vitamin C is quickly excreted from the body. For beauty or immunity protocols, weekly sessions are common.

3. Glutathione Injection

• Duration: Up to 48 hours in plasma, but skin effects (like brightening) may build up over weeks to months with consistent use
• Used for: Detoxification, liver health, skin lightening
• Results are cumulative, and multiple sessions are typically required.

4. Biotin Injection (Vitamin B7)

• Duration: Several days to a week, with visible results (for hair and nails) taking weeks or months
• Used for: Strengthening hair, nails, and skin
• Effects on appearance develop over time, not instantly.

5. Vitamin D Injection

• Duration: Weeks to months, depending on the dose
• Used for: Bone health, immunity, mood support
• Since vitamin D is fat-soluble, it is stored in body fat and released gradually. A single high-dose injection may last up to 3 months, especially for people with deficiencies.

6. Vitamin B-Complex Injection

• Duration: Several days to 1 week
• Used for: Energy, metabolism, stress relief
• Like other B vitamins, these are water-soluble and work quickly but do not stay long in the body.

7. NAD+ Injection

• Duration: 24–72 hours for energy and cognitive effects, but cumulative benefits develop over several weeks
• Used for: Anti-aging, brain function, cellular repair
• Regular injections (2–3 times per week initially) are often recommended for sustained results.

What Affects How Long a Vitamin Injection Lasts?

Several factors influence how long the benefits of a vitamin injection last:

• Type of vitamin (water-soluble vs. fat-soluble)
• Dosage and concentration
• Method of administration (IV tends to be faster but shorter-lived, IM more gradual)
• Metabolism and body composition
• Underlying health conditions
• Nutritional status or deficiency levels
• Lifestyle habits (e.g., stress, alcohol, diet)

Immune Booster IV with Cernevit Now Available at Home via Halodoc

Now, you no longer need to visit a clinic or wait in line at the hospital to get a Cernevit vitamin booster infusion.

With Homecare by Halodoc, you can receive an Immune Booster IV with Cernevit right from the comfort of your home (available in Jabodetabek, Bandung, Semarang, Yogyakarta, Surabaya, and Denpasar).

The Homecare by Halodoc service sends professional medical staff directly to your home or any location you choose to administer the Cernevit Immune Booster IV.

Here are some of the benefits of Halodoc’s Vitamin Booster service:

• All injections are 100% administered by licensed medical professionals. 
• After administration, the medical staff will monitor your condition to ensure there are no harmful side effects.
• All vitamins are BPOM-registered and administered according to recommended daily doses.
• Fast-response, professional medical staff.
• Strict health and safety protocols.
• Safe and sterile vitamin administration.
• High-quality, sealed, and standardized medical equipment.
• No queues, no long waiting times.
• Saves time and money.
• Safe, comfortable, and practical.
• Prices start from just IDR 799,000. You can also book as a family to receive extra discounts.
• After the procedure, enjoy a free IDR 25,000 voucher for doctor consultations via Halodoc.

So, whenever you or your family need an extra Cernevit infusion, simply book through the Halodoc app.

Just download and open the Homecare service, then select the “Immune Booster IV with Cernevit” option.

You can also get up to IDR 250,000 off Cernevit IV services at Halodoc Home Lab using promo code INFUSVITAMIN2.

What are you waiting for? Book now!

Booking an Immune Booster IV is now easier than ever at home through Halodoc.

Besides the app, you can also place an order by contacting us directly via WhatsApp at 0888-0999-9226.

How Often Should You Get Vitamin Injections?

This depends entirely on your goals and health needs. Here’s a general guide:

• B12: Weekly to monthly
• Vitamin C: Weekly
• Glutathione: 1–2 times per week
• Biotin: Weekly to biweekly
• Vitamin D: Monthly or every 3 months
• NAD+: 2–3 times/week 

Note: Always consult a healthcare provider before starting a vitamin injection regimen. Blood tests may be needed to determine deficiencies and proper dosing.

Are There Side Effects?

Most vitamin injections are safe when administered correctly, but possible side effects include:

• Mild pain or swelling at the injection site
• Nausea or dizziness
• Rare allergic reactions
• Fat-soluble vitamin buildup (with excessive vitamin D or A)

Always receive injections from certified professionals in a clinical setting to ensure safety and effectiveness.

Vitamin injections are fast, effective, and ideal for people with deficiencies, poor absorption, or specific wellness goals. 

While some vitamins last just a few days, others, like vitamin D, can stay in the system for months. With proper guidance and consistent treatment, they can significantly improve health, energy, and appearance.

As with any health treatment, it’s important to contact a doctor on Halodoc before starting vitamin injection to ensure it’s right for your needs. 

You can reach a doctor directly from your smartphone using the Halodoc app. Doctors are available 24 hours to answer your questions.

You can also purchase 100% original and trusted health products from the Halodoc Health Store. No need to leave home—delivery in just 1 hour!

What are you waiting for? Download the Halodoc app on Play Store or App Store now!

References:

Revimedical. Accessed in 2025. How Long Do Vitamin Injections Last in The Body?.

LiveVibrant Wellness and Aesthetics. Accessed in 2025. How Quickly Does a B12 Shot Work? Benefits & What to Expect.

Healthline. Accessed in 2025. What Is Vitamin IV Therapy and How Does It Work?.

WebMD. Accessed in 2025. IV Vitamin Therapy: Does It Work?.