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Gastric Bypass (RNY)

Gastric bypass surgery reduces the size of your stomach and reroutes part of your small intestine, helping with weight loss by limiting both food intake and nutrient absorption. While this is effective, it also increases the risk of vitamin and mineral deficiencies. That’s why consistent, daily supplementation is not just important — it's essential. Celebrate® supplements are specifically developed for gastric bypass patients, using highly absorbable forms of nutrients in levels that meet your unique post-op needs. Support your long-term health with confidence and convenience.

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Sample Pack (Free*)

Sample Pack (Free*)

£9.00

Unit price
per 

RNY / OMEGA LOOP Starter Kit

RNY / OMEGA LOOP Starter Kit

from £51.00

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per 

Post-Op Starter Kit ( 3 in 1 )

Post-Op Starter Kit ( 3 in 1 )

£50.00

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per 

Post-Op Starter Kit ( 4 in 1 )

Post-Op Starter Kit ( 4 in 1 )

£81.00

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per 

Bariatric Multivitamin without Iron, Capsules

Bariatric Multivitamin without Iron, Capsules

£47.00

Unit price
£0.17per item

Bariatric Multivitamin without Iron, Chewable

Bariatric Multivitamin without Iron, Chewable

from £20.00

Unit price
£0.33per item

Bariatric Multivitamin without Iron, Soft Chews

Bariatric Multivitamin without Iron, Soft Chews

from £31.00

Unit price
£0.52per item

CelebrateONE Once Daily Bariatric Multivitamin without Iron, Capsules
CelebrateONE Once Daily Bariatric Multivitamin without Iron, Chewable
CelebrateONE 18 Once Daily Bariatric Multivitamin with Iron, Capsules
CelebrateONE 18 Once Daily Bariatric Multivitamin with Iron, Chewable
CelebrateONE 45 Once Daily Bariatric Multivitamin with Iron, Capsules
CelebrateONE 45 Once Daily Bariatric Multivitamin with Iron, Chewable
Multi-Complete 45 Bariatric Multivitamin with Iron, Capsules

Multi-Complete 45 Bariatric Multivitamin with Iron, Capsules

from £21.00

Unit price
£0.35per item

Multi-Complete 45 Bariatric Multivitamin with Iron, Chewable

Multi-Complete 45 Bariatric Multivitamin with Iron, Chewable

from £23.00

Unit price
£0.38per item

Multi-Complete 60 Bariatric Multivitamin with Iron, Capsules

Multi-Complete 60 Bariatric Multivitamin with Iron, Capsules

from £22.00

Unit price
£0.37per item

Gastric bypass supplements for lifelong health and confidence

After gastric bypass surgery, your body changes the way it absorbs nutrients. Getting vitamins and minerals from food used to be easy, but now it requires support. Gastric bypass supplements ensure you receive the essential nutrients your body can no longer absorb on its own. At Celebrate Vitamins, every product is designed to meet ASMBS Guidelines, helping you stay strong, energized and confident for life.

Why supplements are essential after a gastric bypass

Following a gastric bypass, your smaller stomach and shortened intestine reduce how much nutrition you can absorb from food. Without targeted support, deficiencies in iron, calcium, vitamin D and B12 can quickly appear. Taking dedicated bariatric multivitamins keeps your health stable, supports energy levels and prevents fatigue, dizziness and hair loss. It’s not just about recovery: it’s about long-term balance.

Common nutrient deficiencies after gastric bypass surgery

After surgery, certain vitamins and minerals become harder to absorb. Below you’ll find the most common deficiencies, why they matter and how Celebrate Vitamins helps you stay ahead of them.

  • Iron

    Reduced stomach acid makes iron harder to absorb, increasing the risk of anemia. Celebrate Vitamins’ iron supplements in chewable or capsule form restore healthy levels.

    Not suited for: patients with high ferritin or hemochromatosis. A multivitamin without iron is a safer alternative if your doctor advises limiting intake.

  • Calcium

    Essential for bone strength and muscle health but often under-absorbed post-surgery. Calcium citrate from Celebrate Vitamins is gentle and highly bioavailable.

    Not suited for: individuals who rely on antacids containing calcium carbonate. Switch to calcium citrate for better absorption.

  • Vitamin B12

    Because your intestine can no longer absorb B12 efficiently, deficiency is common. Celebrate’s bariatric multivitamins include optimal daily B12.

    Not suited for: those with extreme absorption issues. In that case, sublingual or injectable B12 may be more effective.

  • Vitamin D

    Supports calcium absorption and immunity. Deficiency is widespread among gastric bypass patients. Celebrate includes vitamin D in its GLP-1 nutrition options.

    Not suited for: those with sarcoidosis or high calcium blood levels. Check with your physician before increasing D intake.

Choosing the right supplements for your recovery

Each gastric bypass patient has unique needs. Some require more iron, others need extra calcium or B12. Celebrate Vitamins formulates all products to match ASMBS Guidelines and the specific challenges of post-surgery life. When selecting your supplements, focus on complete formulations, consistent daily intake and forms that feel comfortable for your stomach.

Forms of gastric bypass supplements

Everyone tolerates supplements differently. Celebrate offers a variety of forms so you can find what suits you best:

Chewable supplements

What it does: Gentle on the stomach and easy to digest, providing essential nutrients right after surgery.

When it’s suitable: Best for the early post-surgery phase when swallowing pills is difficult.

Alternative options: Capsules or soft chews once recovery allows.

Soft chew supplements

What it does: Combine taste and convenience with complete nutrient coverage.

When it’s suitable: Great for everyday use and long-term maintenance.

Alternative options: Capsules or liquids if needed.

Capsule supplements

What it does: Compact and efficient, offering a quick and simple supplement routine.

When it’s suitable: Ideal for long-term users who can comfortably swallow pills.

Alternative options: Chewables or liquids during early recovery.

Liquid supplements

What it does: Provide fast, complete absorption and are gentle on sensitive stomachs.

When it’s suitable: Perfect for early post-op patients or those with digestive discomfort.

Alternative options: Capsules or soft chews as tolerance improves.

How to build your daily supplement routine

Consistency is key to success. Take your vitamins at the same time every day to maintain stable nutrient levels. Separate calcium and iron doses to avoid interference, and pair supplements with protein rich meals for optimal absorption. For convenience, many patients subscribe to Celebrate’s refill reminders so they never run out.

Pre-surgery and post-surgery nutrition support

Celebrate Vitamins offers complete nutrition solutions before and after surgery. Pre-surgery supplements help your body prepare, while post-surgery support ensures proper healing. Each formula is carefully balanced to promote energy, strength and healthy metabolism at every stage of your journey.

Complete nutrition: beyond vitamins

Supplementing after a gastric bypass goes beyond just vitamins. Combine your daily multivitamin with GLP-1 nutrition products for a balanced approach to weight management and recovery.

Celebrate Vitamins recommendations for gastric bypass patients

Every gastric bypass journey is unique. Celebrate Vitamins provides targeted supplement combinations designed to meet your changing nutritional needs. Each formula aligns with ASMBS Guidelines to help you feel your best every day.

Early post-surgery phase

Begin with gentle, easy-to-digest options such as chewable bariatric multivitamins that include iron to prevent early deficiencies. Support your healing process with protein supplements to rebuild strength and maintain energy.

Ongoing recovery and maintenance

Once you can tolerate solid forms, transition to capsules or soft chews for convenience. Combine your multivitamin with additional calcium to support bone density and prevent absorption issues common after gastric bypass.

Long-term wellness support

Add iron to strengthen your metabolism and ensure steady iron levels. For continued vitality, maintain a balanced intake of protein and hydration throughout the day.

Pre-surgery preparation

Support your body before surgery with pre-surgery supplements, formulated to optimize nutrient levels and prepare your system for a smooth recovery.

Frequently asked questions about gastric bypass supplements