Methylation Complete Sublingual delivers bioactive B vitamins for enhanced methylation, supporting focus, memory, and mood through quick sublingual delivery and strong absorption. Absorption is quick, so effects feel noticeably sooner, too. Neuro Biologix stands for GMP quality and clear ingredient thinking, ensuring a pure dietary supplement you can trust day in and day out. This is part of a trusted line you can rely on.

Available Sizes & Variants:

120 tablets – Convenient daily dose for ongoing methylation support.

Benefits & Features:

• Boosts focus and mood with bioactive methylation cofactors.
• Delivers methylcobalamin and methyl folate in a high absorption sublingual form for fast uptake.
• Suitable for those with methylation challenges, supporting efficient processing of B vitamins.
• Daily use may help reduce fatigue and support brain function by reinforcing the methylation cycle, potentially boosting overall vitality, mental clarity and daily resilience over time.
• Free from dairy, eggs, fish and many common allergens, making it suitable for various dietary needs.

Neuro Biologix has built a solid reputation around methylation support, pairing bioactive ingredients with a careful sublingual delivery for fast uptake. The GMP standard backs pharmaceutical-level quality, and the product is non GMO and free from common allergens, assuring clean purity. Dr. Papakostas of Harvard University found improvements in depressive symptoms and cognitive function with methylcobalamin and methyl folate, underscoring the potential impact of well formulated methylation cofactors. Many customers pair it with a supplement vitamin d as part of a broader wellness routine.

United Kingdom Shipping:

Orders placed by 2pm (Monday to Friday) are dispatched the same day. Orders placed after 2pm will be dispatched the next working day.

Free shipping on orders over £50 to the UK.

Returns: Our products are meant to make you feel healthy and at your best. If you need to return your item, you can do so free of charge within 30 days in the same original and unopened packaging. Subject to T&C's.

12 sprays (2 ml) after meals\, coffee/tea\, or chewing gum. Swish vigorously or brush\, then spit and rinse with water.

Please consult the product packaging for accurate instructions on how to use the product.

1. Supports Healthy Methylation: Methylation is a vital process that plays a critical role in various biochemical reactions and helps to maintain overall health. The Methylation Complete Sublingual supplement contains essential nutrients such as vitamin B6, B12, and folate, which are known to support proper methylation.
2. Promotes Cognitive Function: Methylation is crucial for brain health and cognitive function. By supporting healthy methylation, Methylation Complete Sublingual can help improve memory, focus, and overall brain function. This can be especially beneficial for individuals with cognitive impairments or those looking to maintain optimal brain health as they age.

The Active Ingredient Is: Vitamin B12 (Methylcobalamin)

Vitamin B12 in its methylcobalamin form is a water-soluble vitamin involved in essential metabolic processes and is supplied in a bioactive form for optimal absorption.

This combination uses bioactive B vitamins with rapid sublingual delivery cited to enhance uptake and provide methylation support in humans.

What Does Vitamin B12 Do?

Vitamin B12 participates in methylation which is linked with cognitive function and mood regulation. Research suggests high-dose methylcobalamin and related folate forms may improve depressive symptoms and cognitive function in adults with methylation pathway variants.

It is also involved in producing, regulating, and maintaining normal neurological function, with evidence indicating potential homocysteine modulation and energy-related benefits within normal physiological ranges.

This information is based on scientific research from Dr. Papakostas of Harvard University and colleagues, which highlights the role of methylcobalamin and methylfolate in brain health and mood regulation.

*This product is not intended to diagnose, treat, cure, or prevent any disease.

We selected Neuro Biologix as our partner for Methylation Complete Sublingual because this label consistently demonstrates manufacturing excellence and a specialised, evidence-led approach to methylation support. The producer adheres to GMP Quality Assured standards, underscoring pharmaceutical-grade purity and safety, which aligns with Welzo's commitment to high-calibre health products.

Neuro Biologix outlines a clear formulation philosophy that uses bioactive B vitamins in methylation pathways, including methylcobalamin, hydroxocobalamin and L‑methylfolate in a sublingual format for quick uptake. This design is a natural match for people with methylation inefficiencies and supports the brand’s focus on absorption-efficient delivery. Our evaluation also notes the brand's emphasis on purity, with the formulation described as free from common allergens and Non-GMO, reinforcing safety and suitability for a wide audience.

Welzo selected Neuro Biologix after a thorough internal assessment, emphasising the brand’s reputation for precision in methylation cofactors and robust manufacturing standards. This partnership is driven by our expert team of doctors, nurses and nutritionists, who trust the brand’s quality and efficacy, as shown in our really thorough testing procedures our rigorous testing protocols while ensuring product safety and transparency. Discover our team here our expert team of doctors, nurses, and nutritionists.