Same-day dispatch before 1pm · Free UK delivery over £100
Doctor’s Best Fully Active B12, 1500mcg
Doctor’s Best Fully Active B12, 1500mcg provides 1500mcg of vitamin B12 as methylcobalamin in vegetable capsules. Vitamin B12 contributes to the reduction of tiredness and fatigue and to normal energy-yielding metabolism. Available in 2 sizes for flexible value.
Description
Doctor’s Best Fully Active B12 1500mcg – Methylcobalamin Capsules
Doctor’s Best Fully Active B12 1500mcg is a high-strength vitamin B12 supplement using methylcobalamin, one of the naturally occurring forms of B12. Each vegetable capsule provides 1500mcg, making it a popular option for people who get little B12 from their diet. Because B12 is found mostly in animal foods, it is among the most commonly used supplements for vegetarians, vegans and flexitarians.
Key Benefits of Doctor’s Best Fully Active B12 1500mcg
- Less tiredness – vitamin B12 contributes to the reduction of tiredness and fatigue.
- Energy metabolism – vitamin B12 contributes to normal energy-yielding metabolism.
- Methylcobalamin – the Fully Active form rather than synthetic cyanocobalamin.
- High strength – 1500mcg of vitamin B12 per capsule.
- Vegetable capsules – a plant-based capsule shell.
Who Is It For?
Great for vegans and vegetarians, people who eat little meat or dairy, older adults, and anyone with a demanding schedule who wants support with tiredness and fatigue. Also a simple add-on to a basic multivitamin.
Flavours & Sizes
Choose from 60 vcaps or 180 vcaps. The larger pot is a great-value option for long-term daily use.
FAQs
Why choose methylcobalamin over cyanocobalamin?
Methylcobalamin is a naturally occurring form of vitamin B12, while cyanocobalamin is a synthetic form. Many people prefer the natural form.
When is the best time to take B12?
Most people take it in the morning with breakfast, but any consistent time of day works.
Why Shop With Lotty8 Supps?
- Genuine, factory-sealed products – sourced through established UK sports-nutrition wholesale distribution. Never repackaged, never grey-market.
- Fast dispatch – orders placed before 1pm on a working day are dispatched the same day with Royal Mail Tracked 48.
- Low-cost UK delivery – £3.99 per order, free on orders over £100. See our Delivery & Returns page.
- Hassle-free returns – full details on our Delivery & Returns page.
- Top brands in one place – Applied Nutrition, BioTechUSA, SciTec, NOW Foods, Doctor’s Best and many more.
- Real people, real help – questions about a product or your order? Contact the Lotty8 team.
Food supplements should not be used as a substitute for a varied, balanced diet and a healthy lifestyle. Do not exceed the recommended daily intake. Keep out of reach of young children. Formulations and packaging can change – always read the label on the product you receive before use.
Take one vegetable capsule a day, or the amount shown on the label, with water, ideally in the morning with breakfast. B12 can be taken alongside other vitamins and minerals. Store in a cool, dry place with the lid tightly closed.
Always follow the directions on the product label. Do not exceed the recommended daily intake.
- Brand: Doctor's Best
- Product: Doctor's Best Fully Active B12, 1500mcg
- Sizes available: 60 vcaps, 180 vcaps
- Country of origin: United States
Country of origin: United States
Best before: shown when you choose an option.
Additional information
| Weight | N/A |
|---|---|
| Size | 180 vcaps, 60 vcaps |
| Country of Origin | United States |
Frequently asked questions
Can I take it with my other supplements?
Check the labels so you do not go over the recommended daily amount of any vitamin or mineral. If you take medication or have a medical condition, ask your pharmacist or doctor first.
Are your products genuine?
Yes. Every product comes through established UK wholesale distribution and is sold factory-sealed – never repackaged and never grey-market.
How much is delivery and how quickly will it arrive?
UK delivery is £4.99 per order, and free on orders over £100. Orders placed before 1pm, Monday to Friday, are dispatched the same working day with Royal Mail Tracked 48, which aims to deliver within 2–3 working days. You will get an email with your tracking number as soon as it is on its way. Full details are on our Delivery & Returns page.
Can I return it?
Yes. You have 30 days from delivery to return sealed, unopened items. For health and hygiene reasons supplements and food cannot be returned once the seal is broken, unless they are faulty. If something arrives damaged or is not what you ordered, contact us and we will put it right. See Delivery & Returns.
How can I pay?
Card, Apple Pay and Google Pay. Payments are processed securely by our payment providers, and we never see or store your full card details.
Where can I find the ingredients, nutrition and allergy information?
In the tabs above (Nutrition, Ingredients and How to Use) where they are available for this product. Manufacturers sometimes update formulas and packaging, so always read the label on the pack you receive, especially if you have allergies.
Is it suitable for me?
Food supplements are not a substitute for a varied, balanced diet and healthy lifestyle, and should not be taken above the recommended daily amount. Keep out of the reach of children. If you are pregnant, breastfeeding, taking medication or have a medical condition, speak to your doctor before use.
Who can I ask about this product?
Our UK team is here Mon – Fri, 9:30am – 4:30pm. Call +44 7955 204 290, email info@lotty8supps.com or use our contact page.








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