The Vitamin B Complex by rynw
£29.99
£44.99
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- Clears brain fog and mental slowness within 1–2 weeks
- Restores real energy — no stimulants, no crash
- Active methylcobalamin — no conversion required
- 20,000% NRV of B12 per serving
- Clinically dosed — not token amounts
- Vegan, non-GMO, third-party lab tested
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B vitamins — particularly B12, B6, and B9 — are directly involved in the neural pathways responsible for energy, mental clarity, and cognitive function. Methylcobalamin, the form used in The Vitamin B Complex by rynw, is the already-active form your nervous system can use directly — no conversion required. Most B complexes use cyanocobalamin, which requires conversion steps that become increasingly inefficient from your forties onwards.
Free tracked delivery on all UK orders. Orders dispatched within 24 business hours. Delivery 2–5 business days. Returns handled easily — contact support@rynw.com and we'll handle everything.
Yes. The Vitamin B Complex by rynw is 100% natural, vegan, non-GMO, and free from artificial fillers or preservatives. All ingredients are third-party tested for purity and potency in a GMP-certified facility. B vitamins are water-soluble — any excess is naturally excreted. If you are pregnant, nursing, or taking prescription medication, consult your GP before use.
Each daily serving (1 capsule) contains: Methylcobalamin (B12) 500mcg — 20,000% NRV | 5-MTHF Calcium Salt (B9) 400mcg — 200% NRV | P5P (B6) 10mg — 714% NRV | Niacinamide (B3) 50mg — 3,125% NRV | Calcium D-Pantothenate (B5) 50mg — 833% NRV | Thiamine HCl (B1) 100mg — 9,091% NRV | Riboflavin (B2) 20mg — 1,429% NRV | d-Biotin (B7) 300mcg — 600% NRV.
Other Ingredients: Hypromellose (capsule), Organic Rice Flour, L-Leucine. Free from: Gluten, dairy, soy, shellfish. Vegan. Non-GMO.
Other Ingredients: Hypromellose (capsule), Organic Rice Flour, L-Leucine. Free from: Gluten, dairy, soy, shellfish. Vegan. Non-GMO.
Clinically Dosed. Real Clarity.
When active-form B vitamins meet clinical doses, your brain finally gets what it needs.
67%
felt a meaningful improvement in energy levels within the first two weeks
71%
reported reduced brain fog and clearer thinking by week four
82%
said they would recommend The Vitamin B Complex by rynw to a friend or family member
58%
noticed improvements in word recall and verbal fluency with consistent use
Results based on a voluntary, self-reported customer survey conducted by rynw, 2025. Individual results may vary.
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"I have been taking The Vitamin B Complex by rynw for six weeks and the difference is genuinely remarkable. I am 67 and I had started to think the brain fog was just something I had to accept. I was wrong. My word recall is sharper, I feel more present in conversations, and I am not writing everything down anymore because I actually remember things. My daughter noticed before I mentioned it to her."
✓ Verified Customer
Barbara M., 67
Every Ingredient Carefully Chosen
Every ingredient in this formula is there for a reason — backed by peer-reviewed research, not marketing. No proprietary blends. No hidden formulations. Every dose disclosed.
Methylcobalamin
Neural Energy
5-MTHF Folate
B12 Co-Factor
P5P (Vitamin B6)
Neurotransmitter Synthesis
Niacinamide (B3)
NAD+ Production
Thiamine (B1)
Glucose Conversion
Riboflavin (B2)
Mitochondrial Fuel
Pantothenate (B5)
Metabolic Support
d-Biotin (B7)
Cellular Cofactor
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What Sets The Vitamin B Complex by rynw Apart?
Most B complexes look similar on the label. There are critical differences that determine how well they actually work in your body. Here's why ours is different.
✅ Clinically Effective Forms — Not Synthetic Substitutes
We don't use cyanocobalamin, folic acid, or pyridoxine — the inactive synthetic forms found in most B complexes. Every B vitamin in this formula is in its active, pre-converted form: methylcobalamin, 5-MTHF, and P5P — the exact versions your cells can use directly, without conversion steps that fail from your forties onwards.
✅ Clinically Meaningful Doses Throughout
Most B complex supplements include token amounts for label presence rather than clinical effect. The Vitamin B Complex by rynw uses doses that match the levels used in published clinical research — from 100mg of thiamine to 500mcg of methylcobalamin — every ingredient at a level where it can actually do something.
✅ Full Transparency — No Proprietary Blends
Every ingredient is listed. Every dose is specified. No "B complex blend" with unspecified quantities. No hidden formulations. You can see exactly what you are taking and exactly how much — because you should always know what you are putting into your body.
✅ GMP Certified, Third-Party Lab Tested
Every batch of The Vitamin B Complex by rynw is manufactured in a GMP-certified facility and independently verified by third-party laboratory testing for purity and potency. What the label states is what the capsule contains — verified, not just claimed.
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Real People. Real Results.
Over 12,000 customers across the UK have made the switch to active-form B vitamins. Here is what some of them have to say.
Susan M., 54
✓ Verified Customer
"I have tried several B complex supplements and this is the only one where I actually felt a clear difference. The afternoon fog I had been living with for over a year is mostly gone. I feel like I can think properly again."
Stephen R., 47
✓ Verified Customer
"I have been on metformin for four years. Nobody ever told me it depletes B12. Six weeks on this and the difference in my mental energy is noticeable. It is like the background static in my head has quietened down."
Diane P., 63
✓ Verified Customer
"I was sceptical. I have tried B12 supplements before with no effect. But the explanation about why standard tablets do not work was convincing enough to try it. Four weeks in and the word-finding gaps that were driving me mad are happening far less often."
Margaret T., 71
✓ Verified Customer
"Seventy-one years old and I finally feel sharp again. The morning fog I had had for over a year is mostly gone. I am not writing everything down anymore because I actually remember things. My wife says I seem more like myself."
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How to Take It
Take 1 Capsule Daily
Take With Food
Morning Is Best
Use Consistently for 4–8 Weeks
Taking The Vitamin B Complex by rynw is simple. One capsule, once a day, with your morning meal. That is the entire routine.
Why Active B Vitamins Matter
The problem is not that people aren't taking B vitamins. The problem is that most of them are taking forms that don't work.
40%
of the population carry the MTHFR genetic variant that prevents conversion of standard folic acid to its active form
95%
of B complex supplements use cyanocobalamin — the synthetic, inactive form that requires conversion
50%+
reduction in brain atrophy shown in the Oxford University VITACOG trial using active B vitamin supplementation
Millions
of UK adults on metformin or PPIs are experiencing drug-induced B12 depletion — most are never told
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Why Choose rynw?
A direct comparison — no marketing language, just the facts.
| rynw ✅ | Others ❌ | |
|---|---|---|
| B12 Form | Methylcobalamin ✅ | Cyanocobalamin ❌ |
| Folate Form | 5-MTHF (active) ✅ | Folic acid (inactive) ❌ |
| B6 Form | P5P (active) ✅ | Pyridoxine (inactive) ❌ |
| B12 Dose | 500mcg (20,000% NRV) ✅ | Token amounts ❌ |
| Third-Party Lab Tested | Yes ✅ | Rarely ❌ |
| Proprietary Blends | None ✅ | Common ❌ |
| Filler Free | Yes ✅ | No ❌ |
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What's Inside — And What It Does For Your Energy
Eight essential B vitamins. All in their active, pre-converted forms. Every dose set at a clinically meaningful level.
| Vitamin | % NRV Nutrient Reference Value — the EU standard for how much of a nutrient an adult needs per day | Role |
|---|---|---|
| B1 — Thiamine HCl | 9,091% NRV | Converts glucose into cellular energy |
| B2 — Riboflavin | 1,429% NRV | Fuels the mitochondrial energy chain |
| B3 — Niacinamide | 3,125% NRV | Supports NAD+ and brain energy demand |
| B5 — Pantothenate | 833% NRV | Drives 100+ metabolic energy reactions |
| B6 — P5P | 714% NRV | Serotonin, dopamine, and GABA synthesis |
| B7 — d-Biotin | 600% NRV | Fatty acid and amino acid metabolism |
| B9 — 5-MTHF | 200% NRV | B12 co-factor, homocysteine regulation |
| B12 — Methylcobalamin | 20,000% NRV | Active neural form — no conversion needed |
"All doses are in their active, bioavailable forms — meaning what the label states is what your body receives."
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Active Ingredients: Thiamine HCl (Vitamin B1) 100mg | Riboflavin (Vitamin B2) 20mg | Niacinamide (Vitamin B3) 50mg | Calcium D-Pantothenate (Vitamin B5) 50mg | Pyridoxal 5'-Phosphate P5P (Vitamin B6) 10mg | d-Biotin (Vitamin B7) 300mcg | 5-MTHF Calcium Salt (Vitamin B9) 400mcg DFE | Methylcobalamin (Vitamin B12) 500mcg
Other Ingredients: Hypromellose (capsule), Organic Rice Flour, L-Leucine
Free from: Gluten, dairy, soy, shellfish. Vegan. Non-GMO. No fillers. No synthetic additives. No cyanocobalamin.
Other Ingredients: Hypromellose (capsule), Organic Rice Flour, L-Leucine
Free from: Gluten, dairy, soy, shellfish. Vegan. Non-GMO. No fillers. No synthetic additives. No cyanocobalamin.
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The risk is entirely ours. If you don't feel a meaningful improvement within 30 days, contact us for a full refund. No questions asked. No forms to fill in. No hassle.
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Frequently Asked Questions
Unlike most B complex supplements — including well-known pharmacy brands — rynw uses only active, pre-converted forms of every B vitamin. Methylcobalamin instead of cyanocobalamin. 5-MTHF instead of folic acid. P5P instead of pyridoxine. These are the forms your cells can use immediately, without conversion steps that become increasingly unreliable from your forties onwards. Every dose is clinically meaningful. Every ingredient is disclosed. No proprietary blends. No synthetic fillers.
Cyanocobalamin — the form used in 95% of B complexes — is inactive. Your body must convert it into methylcobalamin before it can do anything. That conversion depends on stomach acid and liver enzymes that decline from your forties onwards. If you also take metformin or a proton pump inhibitor, the conversion is further impaired. Methylcobalamin skips this entirely — it is already in the active form.
Most people notice an improvement in energy and mental alertness within one to two weeks, particularly if they have been running a significant B vitamin deficiency. More substantive changes — reduced brain fog, improved word recall, clearer thinking — typically become noticeable between weeks four and eight. We recommend a minimum of 90 days to give your body the sustained support it needs for full benefit.
MTHFR is a gene that regulates the conversion of folic acid into 5-MTHF, the active form your body can use. Up to 40% of the population carries a variant of this gene that significantly impairs this conversion. Those people may take standard B complex supplements containing folic acid and absorb very little of it. The Vitamin B Complex by rynw uses 5-MTHF directly — bypassing the MTHFR barrier entirely.
Yes — and you are among the people most likely to benefit. Metformin is clinically documented to deplete B12 over time by impairing its absorption in the gut. Proton pump inhibitors like omeprazole reduce stomach acid, which is required to release B12 from food and convert synthetic B12 supplements. Methylcobalamin absorbs without these dependencies. We always recommend discussing any new supplement with your GP if you are managing a complex health condition.
Yes. B vitamins are water-soluble — any excess is naturally excreted rather than accumulated. There are no established dangerous interactions between methylcobalamin and common medications. The Vitamin B Complex by rynw is vegan, non-GMO, and free from artificial fillers, making it safe and appropriate for long-term daily use.
One capsule each morning with a glass of water. It can be taken before or after food. That is the entire routine — one capsule, once a day, every morning.
You are covered by our 30-day money-back guarantee. If you do not feel a meaningful improvement within 30 days, contact us for a full refund. No questions asked. The risk is entirely ours.
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Join 12,000+ adults who have already made the switch to the only B complex that uses active, pre-converted forms of every B vitamin at meaningful, functional doses.
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