Top reviews from the United Kingdom

• 

  Fiorina

  5 out of 5 stars

  Outstanding value and effectiveness.

  Reviewed in the United Kingdom on 14 August 2024

  Verified Purchase

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  I've been purchasing supplements from Nutrition Geeks for a while now, and I’ve come to trust their products for their consistently high quality and reliable results. This B12 supplement is no different and has quickly become a key part of my daily routine. The fact that it’s vegan is an added bonus that I really appreciate.

  A few months ago, I suffered a shoulder and neck injury that left me with lingering symptoms like muscle weakness, fatigue, and bouts of nausea. Although the muscle weakness and nausea eventually subsided, the fatigue lingered. I initially dismissed my mid-afternoon energy slumps as part of the healing process, but something just didn’t feel right. After a visit to the doctor, a blood test revealed a slight B12 deficiency. My doctor recommended supplementing with B12 to help alleviate these symptoms.

  After doing some research, I discovered that not all B12 supplements are created equal. The forms of B12 known as methylcobalamin and adenosylcobalamin are recognised as the most bioavailable, meaning they are the best absorbed and utilised by the body. When I found out that Nutrition Geeks incorporates these forms into their B12 tablets, I knew I had to give them a try. Having already tried about six different supplements from Nutrition Geeks, each of which delivered noticeable results, I was confident this B12 supplement would be just as effective.

  The tablets are notably small, which makes them very easy to swallow, even for someone like me who finds larger pills challenging. They are also tasteless, a real plus since I’ve had issues with unpleasant-tasting supplements in the past. Moreover, they are gentle on my stomach, adding to their overall comfort and ease of use.

  Since starting this supplement in June, the changes I’ve experienced have been remarkable. My energy levels have significantly improved, and I no longer suffer from that dreaded mid-afternoon slump that used to drain my productivity. Additionally, I’ve noticed an improvement in my physical performance, my running times have decreased, and I can now push through my workouts with much more stamina. It is not just physical energy that has improved; my mood has also seen a noticeable lift. The feelings of anxiety that used to creep up on me have lessened, leaving me feeling more balanced and positive throughout the day.

  At just £8.99 for a full year’s supply, the value for money is outstanding. It’s rare to find a product of this quality at such an affordable price point, especially when many other brands charge significantly more for less effective formulas. Moreover, the delivery was incredibly fast, and the service from Nutrition Geeks was impeccable, as always. They’ve truly set the standard for what I look for in a supplement provider.

  In summary, if you’re searching for a high-quality, effective B12 supplement that won’t break the bank, I can’t recommend this product enough. It has made a noticeable difference in my energy levels, mood, and overall well-being. I’m confident it can do the same for others, and I wouldn’t consider going a day without it now. Nutrition Geeks continues to deliver excellent products, and this B12 supplement is proof of that.

  Thank you for taking the time to read my review. I hope that you found it helpful and that it assists you in your decision-making. I try to be as honest and fair as possible, as those have always been the reviews that helped me the most.

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  Fiorina

  5 out of 5 stars

  Outstanding value and effectiveness.

  Reviewed in the United Kingdom on 14 August 2024

  Verified Purchase

  I've been purchasing supplements from Nutrition Geeks for a while now, and I’ve come to trust their products for their consistently high quality and reliable results. This B12 supplement is no different and has quickly become a key part of my daily routine. The fact that it’s vegan is an added bonus that I really appreciate.

  A few months ago, I suffered a shoulder and neck injury that left me with lingering symptoms like muscle weakness, fatigue, and bouts of nausea. Although the muscle weakness and nausea eventually subsided, the fatigue lingered. I initially dismissed my mid-afternoon energy slumps as part of the healing process, but something just didn’t feel right. After a visit to the doctor, a blood test revealed a slight B12 deficiency. My doctor recommended supplementing with B12 to help alleviate these symptoms.

  After doing some research, I discovered that not all B12 supplements are created equal. The forms of B12 known as methylcobalamin and adenosylcobalamin are recognised as the most bioavailable, meaning they are the best absorbed and utilised by the body. When I found out that Nutrition Geeks incorporates these forms into their B12 tablets, I knew I had to give them a try. Having already tried about six different supplements from Nutrition Geeks, each of which delivered noticeable results, I was confident this B12 supplement would be just as effective.

  The tablets are notably small, which makes them very easy to swallow, even for someone like me who finds larger pills challenging. They are also tasteless, a real plus since I’ve had issues with unpleasant-tasting supplements in the past. Moreover, they are gentle on my stomach, adding to their overall comfort and ease of use.

  Since starting this supplement in June, the changes I’ve experienced have been remarkable. My energy levels have significantly improved, and I no longer suffer from that dreaded mid-afternoon slump that used to drain my productivity. Additionally, I’ve noticed an improvement in my physical performance, my running times have decreased, and I can now push through my workouts with much more stamina. It is not just physical energy that has improved; my mood has also seen a noticeable lift. The feelings of anxiety that used to creep up on me have lessened, leaving me feeling more balanced and positive throughout the day.

  At just £8.99 for a full year’s supply, the value for money is outstanding. It’s rare to find a product of this quality at such an affordable price point, especially when many other brands charge significantly more for less effective formulas. Moreover, the delivery was incredibly fast, and the service from Nutrition Geeks was impeccable, as always. They’ve truly set the standard for what I look for in a supplement provider.

  In summary, if you’re searching for a high-quality, effective B12 supplement that won’t break the bank, I can’t recommend this product enough. It has made a noticeable difference in my energy levels, mood, and overall well-being. I’m confident it can do the same for others, and I wouldn’t consider going a day without it now. Nutrition Geeks continues to deliver excellent products, and this B12 supplement is proof of that.

  Thank you for taking the time to read my review. I hope that you found it helpful and that it assists you in your decision-making. I try to be as honest and fair as possible, as those have always been the reviews that helped me the most.

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  559 people found this helpful

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• 

  Lewis Millership

  5 out of 5 stars

  Buy these!

  Reviewed in the United Kingdom on 9 October 2024

  Verified Purchase

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  If you’re looking for an effective and convenient way to boost your energy levels and overall wellness, the Vitamin B12 High Strength Tablets are a fantastic choice! With a powerful combination of 1000mcg of Methylcobalamin and Adenosylcobalamin, this vegan-friendly supplement delivers on its promise of energy support and so much more. After incorporating these into my routine, I’ve seen remarkable results, and here’s why I think it’s a must-have:

  Dual Power B12 Formula:

  What sets these tablets apart from other B12 supplements is the dual power complex that includes both Methylcobalamin and Adenosylcobalamin. These are the most bioavailable forms of Vitamin B12, meaning they’re absorbed and utilized more efficiently by the body. This ensures maximum effectiveness, making it a superior supplement for those who want to get the most out of their B12 intake. I’ve noticed a significant increase in my energy levels and mental clarity after just a few weeks of use.

  Incredible Energy Boost:

  One of the most noticeable benefits has been the boost in energy. As someone who used to feel sluggish in the afternoons, I now feel more awake, alert, and productive throughout the day. It’s especially helpful for anyone following a plant-based diet, where B12 can be harder to obtain from food alone. Since starting these tablets, I’ve felt more energetic and less fatigued, and I no longer rely on caffeine to get me through the day.

  365 Tablets – Full Year Supply:

  With 365 tablets in each bottle, this supplement offers a full year’s supply, which is an incredible value for the price. I love the convenience of knowing I’m set for an entire year without needing to reorder constantly. It’s a great budget-friendly option that provides a long-term solution for B12 support without breaking the bank.

  Vegan & Free From Unwanted Additives:

  As a vegan supplement, these B12 tablets are perfect for anyone following a plant-based lifestyle. They are also free from common allergens like gluten, dairy, and soy, making them suitable for a wide range of dietary needs. I appreciate that they are made without artificial colors, flavors, or preservatives, so I know I’m putting a clean, high-quality product into my body.

  Small, Easy-to-Swallow Tablets:

  The tablets themselves are small and easy to swallow, which makes them simple to take daily. No chalky taste or large pills to struggle with—just one tiny tablet a day, and you’re all set! It fits seamlessly into my morning routine without any fuss.

  Supports Mental Clarity & Mood:

  Along with the physical energy boost, I’ve also noticed an improvement in my mental clarity and focus. I feel sharper and more able to concentrate on tasks throughout the day. Additionally, Vitamin B12 is known for its role in supporting the nervous system and brain function, and I’ve definitely felt more positive and balanced since adding it to my regimen.

  Made in the UK with Quality Standards:

  Another big selling point for me is that this product is made in the UK under strict quality standards. I feel confident in the purity and safety of what I’m taking, knowing it’s produced in a regulated environment. It’s reassuring to know I’m getting a premium product that’s been rigorously tested for quality.

  Great for All Ages and Lifestyles:

  Whether you’re an athlete, a busy professional, or someone looking for extra nutritional support, these B12 tablets are beneficial for a wide range of lifestyles and age groups. I’ve recommended them to friends and family who are now enjoying the same positive benefits that I’ve experienced.

  Final Thoughts:

  The Vitamin B12 Tablets High Strength are hands down one of the best B12 supplements I’ve ever used. The dual power formula with Methylcobalamin and Adenosylcobalamin provides optimal absorption, giving you all the energy, focus, and wellness support you need. With a year’s supply in one affordable package, it’s an incredible value that makes daily B12 supplementation simple and effective. Whether you’re vegan, vegetarian, or just looking to enhance your energy and mood, this supplement is a fantastic choice for overall well-being.

  Rating: 5/5 Stars 🌟

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  140 people found this helpful

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• 

  Rozzi

  4 out of 5 stars

  Great value

  Reviewed in the United Kingdom on 19 January 2026

  Verified Purchase

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  Very good value. Never know hiw long you take things before you notice any change, but I will definitely continue as I have only just started using them.

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  16 people found this helpful

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• 

  Ram

  5 out of 5 stars

  Excellent value and easy to swallow

  Reviewed in the United Kingdom on 16 May 2026

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  This is a fantastic value B12 supplement. You get a full 365-day supply in one bottle, so you don't have to worry about reordering every month. The high-strength 1000mcg dose is perfect, and I love that it uses the premium dual-coenzyme blend (Methyl & Adenosyl) for better absorption. The tablets are tiny and easy to take. Brilliant product

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  13 people found this helpful

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• 

  Jack J

  5 out of 5 stars

  Good value B12 with a full year supply

  Reviewed in the United Kingdom on 15 March 2026

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  A straightforward B12 supplement that’s easy to take as part of a daily routine. The tablets are a good size and the 1000mcg strength works well for a simple daily dose.

  The bottle lasts a long time with a full year supply, which makes it great value. Overall a reliable B12 supplement that does exactly what it’s meant to do.

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  15 people found this helpful

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• 

  woody

  5 out of 5 stars

  Excellent

  Reviewed in the United Kingdom on 28 June 2026

  Verified Purchase

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  Excellent product recommended by a friend easy to swallow no after taste small pill good for me

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  bigminilogis

  5 out of 5 stars

  Well worth my money

  Reviewed in the United Kingdom on 2 July 2026

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  Great product as in description

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  One person found this helpful

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• 

  Tatiane

  5 out of 5 stars

  A practical, long-lasting vitamin B12 option offering good value and consistent nutritional support.

  Reviewed in the United Kingdom on 2 June 2026

  Verified Purchase

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  Energy & wellbeing support

  Vitamin B12 is commonly used to help reduce feelings of fatigue, especially for people with low dietary intake (such as vegetarians or vegans). With consistent use, it can contribute to:

  improved energy levels

  reduced tiredness and fatigue

  better general wellbeing

  Effects are usually subtle and build gradually rather than being immediate.

  Value for money

  A 365-tablet supply offers strong value, removing the need for frequent repurchasing. For long-term users, this makes it a cost-effective option compared to smaller packs.

  Drawbacks

  Benefits are not instantly noticeable

  May not feel impactful if B12 levels are already sufficient

  Basic formulation without added vitamins or minerals

  Overall

  This is a simple, reliable high-strength B12 supplement that does exactly what it claims. It’s best suited for long-term daily support rather than quick or dramatic results.

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  3 people found this helpful

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