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MetaB12™ | Less Numbness in Your Hands and Feet Within the First Week
B12 + calcium, D3 and K2 that melts under your tongue, made for metformin users.
Tie shoelaces without tingling fingers
Crush metformin fatigue from day one
Walk up the stairs without grabbing the railing
Get back your energy, a clear head and peace of mind
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Skip the metformin and your stomach: MetaB12 melts under the tongue and is absorbed directly into your bloodstream.
Do you feel exhausted every morning, even after 8 hours of sleep? It's almost never "just diabetes." It's your metformin blocking the B12 receptors in your gut.
In 2022, the UK health authorities added a note to the package insert stating that 1 in 10 metformin users develop a B12 deficiency.
MetaB12 dissolves under the tongue and completely bypasses the blocked intestine. Many people notice more energy and a clearer head from the very first tablet.
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Why MetaB12 works from dose 1, while other B12 pills fail
You are tired because your metformin is sabotaging the ileum receptors in your gut (Bertelsen, Diabetes Care , 2000). That is why all conventional solutions fail:
1. B12 pills from Boots → end up in the same blocked intestine, 80% is never absorbed.
2. B12 injections at the doctor → short-term effect, but in UK you only get them after a diagnosis, and the NICE standard does not recommend testing.
3. Multivitamins from the pharmacy → almost always contain cyanocobalamin, the cheap synthetic form that your liver must convert.
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The Ingredients in MetaB12 That Stop Metformin Fatigue from Day 1
MetaB12 contains a single, clinically dosed, biologically active form of vitamin B12 no fillers, no synthetic cyanocobalamin.
1. Methylcobalamin 1000 mcg → the bioactive form that your liver does not need to convert. A 2024 meta-analysis of 13 studies and 4,275 patients (Abildgaard, British Medical Journal ) showed that sublingual methylcobalamin works just as well as an injection .
2. Fast-dissolving orodispersible tablet (60-90 sec) → enters your bloodstream directly through the capillaries under the tongue, bypassing the blocked ileum 100%.
In metformin patients, sublingual methylcobalamin increased B12 to 372 pmol/l versus 252 pmol/l , BMJ , 2016).
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What you notice when you try MetaB12
Here's what you'll notice as soon as you let MetaB12 melt under your tongue:
1. First tablet (within 1 hour): clear head, the dull fog behind the eyes disappears.
2. Day 3: no more afternoon dives, the energy lasts into the evening.
3. Day 7: better sleep throughout the night, hands tingle less at night.
Here's what you'll notice as soon as you let MetaB12 melt under your tongue:
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Why Choose MetaB12™ Over Other B12 Solutions?
The only sublingual formula designed to bypass intestinal absorption barriers and deliver active B12 support where your body needs it most.
Daily Energy
Clearer Focus
Nerve Support
Easy Routine
Active B12
Gentle Formula
Better Wellness
90-Day Guarantee
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Wake Up Energized and Feel Like Yourself Again
Imagine starting your morning with more energy, a clearer mind, and less of that drained feeling that follows you throughout the day. Instead of struggling with fatigue and brain fog, your body feels supported, focused, and ready for what matters.
That’s the daily transformation MetaB12™ is designed to support.
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Risk-free trial for 90 days
Trusted by over 17,000 Customers
Herry
Published on
I have been taking metformin for 7 years and already thought I was going crazy. Just an hour after the first MetaB12 under the tongue my head was clear. The package arrived within 3 days, super fast.
Eva
Published on
Worked from the very first dose. I thought, "Yes, yes, another one of those online pills." But the 90-day guarantee convinced me. A difference in my energy from the very first day. I am positively surprised.
Emily
Published on
The tingling in my hands is gone after a couple of weeks. On day 11 I already felt more energy. After 3 weeks the tingling in my hands at night is also almost gone. Highly recommended for everyone on metformin.
Frequently Asked Questions
MetaB12 is a fast-dissolving tablet that melts under your tongue. The B12 goes into your blood through the small vessels there, so it never has to pass through the gut that metformin keeps blocked. Each serving also contains 600 mg of calcium, which your gut’s B12 receptor needs to work, plus vitamin D3 to help you absorb that calcium and vitamin K2 to help direct it to your bones.
Many people notice a difference from the very first tablet. Within an hour, brain fog often eases and the head feels clearer, while energy and hand stability improve over the following days.
Place one tablet under your tongue once a day. Do not swallow or chew it just let it melt for 60 to 90 seconds. It fits easily into your daily routine and does not need to be taken with food.
Some feel clearer and more energetic within the first hour. With daily use, the afternoon slump subsides, sleep improves, and tingling in the hands typically diminishes over the following days and weeks.
MetaB12 is designed for gentle daily use without needles or injections. For added peace of mind, every order comes with a 90-day money-back guarantee.
MetaB12™ is a fast-dissolving sublingual B12 tablet that melts under the tongue, helping support B12 levels through a convenient daily routine.
MetaB12™ is designed for adults who take metformin and want to support their daily B12 intake and energy levels.
Simply place one tablet under your tongue once daily and allow it to dissolve completely before swallowing.
Many users report feeling improvements in energy and focus over time with consistent daily use of MetaB12™.
MetaB12™ is made for daily use and comes with a 90-day guarantee, allowing you to try it with confidence.
Restore Your Energy with Active B12 Support and Feel Like Yourself Again
MetaB12™'s advanced sublingual vitamin B12 formula helps support daily energy, mental clarity, and nerve health with a fast-dissolving tablet designed for convenient daily use. We're confident it can support your journey toward feeling more energized and focused, too.
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6 x MetaB12
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4 x MetaB12
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2 x MetaB12
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£50
£24.95
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Trusted by over 17,000 Customers
Olivia
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I’ve been taking metformin for years and always felt drained by the afternoon. After adding MetaB12, I noticed I felt more awake and focused throughout the day. It’s so easy to take and fits perfectly into my routine.
James
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I was tired of feeling tired all the time. MetaB12 has become my daily little habit, and I love how simple the under-the-tongue tablet is to use. I feel more like myself again.
Amelia
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The constant foggy feeling was the hardest part of my day. After using MetaB12 regularly, I feel more clear-headed and have more energy to get through my daily tasks.
George
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I tried regular supplements before but never enjoyed taking large pills. MetaB12 dissolves quickly and is incredibly convenient. I keep it next to my morning routine so I never forget.
Ella
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As someone taking metformin, I wanted an easy way to support my B12 intake. MetaB12 gives me peace of mind and helps me stay consistent with my daily wellness routine.
Oliver
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I love that MetaB12 doesn’t require injections or complicated steps. Just one small tablet under the tongue each day, and it’s become one of the easiest parts of my self-care routine.
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