Vitamin B12 Sublingual for Less Tiredness, Clearer Days

Sublingual tablets dissolve under the tongue rather than being swallowed. Customers love this format, it's easy to take and bypasses the digestive system, which appeals to those with absorption issues (e.g. IBS). Many reviewers also mention the pleasant taste.

Place one tablet under the tongue and let it dissolve, don't chew or swallow it whole. Taking it at the same time each day can help it become part of your routine, and it can be taken with or without food.

The most common reasons are energy and tiredness, being vegetarian or vegan (B12 is hard to get from a plant diet), and maintaining B12 levels, some after their GP stopped routine injections. B12 contributes to the reduction of tiredness and fatigue (authorised claim).

1000mcg daily is a common high-strength choice for plant-based diets, since a vegan diet reliably lacks B12. It also supports normal energy-yielding metabolism, nervous system function and normal red cell formation as part of a balanced, varied diet, helpful when your usual food sources are limited.

Some customers use a daily sublingual to help maintain their levels between routine checks, alongside GP-prescribed treatment. It isn't a substitute for prescribed injections, so if you currently receive B12 injections, please check with your GP or pharmacist before changing anything.

Some customers tell us they notice a difference within a few weeks of daily use; correcting low levels generally takes longer and varies from person to person. A test arranged through your GP is the reliable way to confirm your B12 status.

B12 is generally well tolerated, and reviewers rarely report issues. As with any supplement, mild effects such as an upset stomach are occasionally possible. If you're on medication or have a health condition, check with your GP or pharmacist before starting, and stop use if anything feels wrong.

This product uses cyanocobalamin in a sublingual tablet, designed to dissolve under the tongue so it's absorbed directly rather than relying on digestion first. Reviewers with sensitive digestion often find this format convenient. Everyone absorbs nutrients slightly differently, so consistency of use matters most.

Yes, B12 contributes to normal functioning of the nervous system and normal psychological function, as well as normal energy-yielding metabolism and reduction of tiredness and fatigue (authorised claims). It isn't a treatment for any nerve condition, so speak to your GP about any specific nerve-related symptoms.

B12 plays a normal role in supporting the nervous system as part of a balanced diet, which is why many customers with plant-based diets or absorption concerns choose to supplement it daily. It isn't intended to treat or manage any diagnosed nerve condition, please speak with your GP about that.

You can track your order using the link in your shipping confirmation email or by visiting your account page. UK standard delivery typically takes 2, 3 working days from dispatch. For international deliveries, please see our Shipping and Returns. If you need any further assistance, our Customer Care team is here to help at ask@justvitamins.co.uk.

UK standard delivery usually takes 2, 3 working days from dispatch (excluding weekends and bank holidays). For Next Day Delivery, please place your order by 1pm Monday, Friday for delivery on the next working day. You'll receive a tracking email as soon as your order has been dispatched, so we recommend checking your tracking information first if your order hasn't yet arrived.

If your order has not yet been dispatched, we'll do our best to help. Please contact our Customer Care team as soon as possible via email or live chat. Once an order has been dispatched, we're unfortunately unable to make changes or cancel it.

Yes. You can pause, skip, reschedule or cancel your subscription by logging into your account. Simply select Account at the top of the website and make any changes up to 3 days before your next scheduled dispatch.

We primarily serve customers in the UK, but we also deliver to selected international destinations. Please see our Shipping and Returns for the countries we currently ship to and applicable delivery charges.

We offer a 90-day hassle-free returns policy on unopened products. Return postage costs are the customer's responsibility unless the item is faulty or sent in error.

Our supplements are made in the UK in GMP-certified facilities to stringent quality standards. We carefully select our ingredients and carry out rigorous quality checks throughout the manufacturing process, so every product meets our high standards.

Every order is covered by our 90-day money-back guarantee. If you are not completely happy for any reason, contact our Customer Care team within 90 days of purchase and we will refund you, no awkward questions. It is our way of making it easy to try something new with confidence.