Ashwagandha KSM-66 Capsules with L-Theanine & Vitamin B6
- Free UK delivery over £25
- Dispatched in 1 to 2 days
- 30-day returns
- Formulated in the UK
- GMP-certified manufacturing
- Secure checkout
Why choose our ashwagandha
- KSM-66 root extract: 250mg per capsule, standardised to 5% withanolides, from the root, not the leaves.
- With vitamin B6: Vitamin B6 contributes to normal psychological function and to the reduction of tiredness and fatigue.
- Every dose declared: Plus 100mg L-theanine and 100mg L-tryptophan, with no proprietary blend.
- Two months per pack: 60 vegan capsules at one a day, about 20p a day.
- Checked: Every batch comes with a tested Certificate of Analysis.
Formulated in the UK.
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Estimated delivery: Nov 13 - Nov 17
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What's in it: dose per serving
What's in it: dose per serving
How to take it
How to take it
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About this product
About this product
Ashwagandha KSM-66 With L-Theanine and Vitamin B6
Our Ashwagandha KSM-66 uses a rigorously standardised full-spectrum ashwagandha root extract, paired with L-Theanine, L-Tryptophan, Vitamin B6 and Black Pepper Extract. Vitamin B6 contributes to normal psychological function and to the normal functioning of the nervous system, so this ashwagandha supplement gives you more than the root alone.
Why This Ashwagandha Supplement Hits Different
Ours uses KSM-66, a full-spectrum ashwagandha root extract standardised to 5% withanolides and extracted from the root, not the leaves. We've paired it with L-Theanine, the amino acid found in green tea, L-Tryptophan, an essential amino acid, Vitamin B6, which contributes to normal psychological function, and Black Pepper Extract. Five ingredients, chosen deliberately, every dose declared.
What's In Every Capsule
- Ashwagandha KSM-66 Extract 12:1 (5% withanolides): 250mg, equivalent to 3,000mg of ashwagandha powder
- Vitamin B6: 1.7mg (121% of the daily reference intake)
- L-Theanine: 100mg
- L-Tryptophan: 100mg
- Black Pepper Extract 10:1: 20mg, equivalent to 200mg of black pepper powder
What's In Your Pack
Each pack holds 60 vegan capsules. At one capsule a day, that is a full two-month supply, so you have plenty of time to take it consistently as part of a daily routine.
What It Supports
- Vitamin B6 contributes to normal psychological function.
- Vitamin B6 contributes to the normal functioning of the nervous system.
- Vitamin B6 contributes to normal energy-yielding metabolism and to the reduction of tiredness and fatigue.
- Vitamin B6 contributes to the regulation of hormonal activity.
- Vitamin B6 contributes to the normal function of the immune system.
Who It's For
This ashwagandha supplement suits adults who want a standardised KSM-66 ashwagandha extract with vitamin B6, or simply want to build a steady daily routine. It's fully plant-based, so it works for vegans and vegetarians alike.
How To Take It
Take 1 capsule daily with a glass of water. Do not exceed the stated dose. Many people take it in the evening. Take consistently as part of a daily routine. It works well with or without food. Keep somewhere cool and dry, out of reach of children. Not recommended during pregnancy or breastfeeding.
The Pure Vitamins Standard
- Each batch of this ashwagandha supplement is tested for purity and heavy metals, and the Certificate of Analysis is available on our website, so you know exactly what you're getting.
- 100% vegan, with a plant-based capsule shell and no animal-derived ingredients.
- Gluten-free and free from unnecessary fillers, binders, and bulking agents.
- Non-GMO and made without artificial colours, sweeteners, or preservatives.
- KSM-66 ashwagandha, a full-spectrum root extract standardised to 5% withanolides.
Batch Tested, Results Published
Every batch is tested for active content, microbes and heavy metals, and we publish the results. View the Certificate of Analysis
Related guides
- What is KSM-66 ashwagandha?
- The best combinations with ashwagandha
- Ashwagandha and L-theanine together
Food supplements should not be used as a substitute for a varied, balanced diet and a healthy lifestyle. Always consult a healthcare professional before use if you are pregnant, breastfeeding, have a medical condition or are taking medication.
Our Pure Formula
Our Pure Formula
Shipping & Delivery
Shipping & Delivery
We keep it simple. Every UK order is dispatched within 1–2 business days and delivered by Royal Mail within 2–4 business days after dispatch so you can expect your order within 3–4 business days from the moment you place it.
UK Delivery Costs
- Orders under £25: £2.99 flat rate
- Orders over £25: free delivery
Order Cut-Off
Orders placed before 5:00 PM (GMT) Monday to Saturday are processed the same day. Orders placed after 5:00 PM are processed the following business day.
Tracking
Once your order is dispatched you'll receive a Royal Mail tracking number by email so you can follow it every step of the way. If you haven't received a tracking number within 3 business days please contact us at hello@puremultivitamins.com.
Address Changes
Need to update your delivery address? Contact us within 24 hours of placing your order and we'll sort it. After this window orders move to fulfilment and changes may no longer be possible.
Questions?
Our team is available Monday to Friday, 9:00 AM – 5:00 PM GMT. We respond within one business day.
📧 hello@puremultivitamins.com
📞 +44 7405 672 771
Please review our delivery policy for full delivery details.
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Supplements You Can Trust
Every ingredient and every dose is listed on the label, made in GMP-certified facilities. No hidden extras and no fine print, so you always know exactly what you are taking.




