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Doctor’s Best Fully Active Folate 400 with Quatrefolic, 400mcg – 90 vcaps
Doctor’s Best Fully Active Folate 400 with Quatrefolic, 400mcg – 90 vcaps supplies 400mcg of folate as Quatrefolic, an active form of folate. Folate contributes to the reduction of tiredness and fatigue, and the 90-capsule pot lasts three months at one a day.
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Description
Doctor’s Best Fully Active Folate 400 – Active Methylfolate with Quatrefolic
Doctor’s Best Folate 400 is part of the Fully Active range, providing 400mcg of folate per vegetable capsule in the form of Quatrefolic, a branded (6S)-5-methyltetrahydrofolate glucosamine salt. Unlike standard folic acid, this is an active form of folate. Folate, also known as vitamin B9, is found naturally in leafy greens, pulses and fortified foods, and this capsule offers a consistent daily source.
Key Benefits of Doctor’s Best Folate 400
- Less tiredness – folate contributes to the reduction of tiredness and fatigue.
- Active folate – supplied as Quatrefolic methylfolate rather than folic acid.
- 400mcg per capsule – a clear, simple daily amount.
- Vegetable capsules – a plant-based capsule shell.
- Three-month supply – 90 capsules at one a day.
Who Is It For?
Suited to adults who prefer methylfolate to folic acid, people whose diet is low in leafy greens and pulses, and anyone building an active-form vitamin routine. If you are pregnant or planning a pregnancy, speak to your GP or midwife about folate.
Why Choose Doctor’s Best?
Doctor’s Best has been producing science-based supplements in the US since 1990 and is known for using branded ingredients such as Quatrefolic.
FAQs
What is the difference between folate and folic acid?
Folate is the natural form of vitamin B9 found in food, while folic acid is a synthetic form. Quatrefolic is an active folate form.
Can I take it with a B complex?
Yes, but check how much folate your B complex already provides so you do not exceed the recommended intake.
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 stated on the label, with a glass of water, with or without food. Check the folate content of any other supplements you take. If pregnant or planning a pregnancy, follow the advice of your GP or midwife.
Always follow the directions on the product label. Do not exceed the recommended daily intake.
- Brand: Doctor's Best
- Product: Fully Active Folate 400 with Quatrefolic
- SKU: P30632
- Category: Single Vitamins
- Strength: 400mcg
- Pack size: 90 vcaps
- Product format: Vegetarian capsules
- EAN: 0753950002623
- Listed shipping weight: 0.055 kg
- Country of origin: United States
Additional information
| Weight | 0.055 kg |
|---|---|
| Country of Origin | United States |
| Expiry Date | 2027-11-30 |
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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