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Naka Herbs Nutri B12 5000mcg Sublingual Liquid, Methylcobalamin for Energy and Nerve Function, Natural Mixed Berry, 250ml
Naka Herbs Nutri B12 5000mcg Sublingual Liquid, Methylcobalamin for Energy and Nerve Function, Natural Mixed Berry, 250ml
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Naka Herbs Nutri B12 5000mcg Sublingual Liquid, Methylcobalamin for Energy and Nerve Function, Natural Mixed Berry, 250ml
:by Naka Original
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Naka Herbs Nutri B12 5000mcg Sublingual Liquid Details
Naka Herbs Nutri B12 5000mcg Sublingual Liquid is a single-nutrient B12 liquid — 5 ml of natural mixed berry liquid held in the mouth delivers 5000 mcg of vitamin B12 as methylcobalamin, and a 250 ml bottle holds 50 of those servings. It is the highest B12 amount Naka puts in a liquid, and Naka describes it as fast-acting for better absorption.
Naka's case for B12 is specific: it is essential for the manufacture of red blood cells, necessary for energy production, and helps support the normal function of nerve cells. Two groups are named as likely to fall short — anyone on a vegetarian or vegan diet, because B12 is derived solely from animal foods, and anyone over 50, whose natural stores are depleted. Made in Canada.
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Quick Facts
| Dose per serving | 5000 mcg vitamin B12 as methylcobalamin per 5 ml |
| Form | Sublingual liquid, natural mixed berry flavour |
| Servings per bottle | 250 ml at 5 ml daily — 50 servings |
| Other actives | None. B12 on its own, no filler nutrients |
| Non-medicinal ingredients | Malic acid, stevia rebaudiana leaf, vegetable glycerine, natural mixed berry flavour, xylitol, potassium sorbate, purified water |
| Contains no | Artificial flavour, colour, gluten, nuts, eggs, fish or shellfish, animal products, dairy, corn, soy, wheat or yeast |
| Best taken | Once daily, held in the mouth 15–30 seconds before swallowing |
| Origin | Made in Canada |
Who This B12 Liquid Is For
- People who want the high end of the B12 range rather than a daily topping-up amount
- Anyone who will not reliably take a tablet — a spoonful of berry liquid is a different habit
- Vegetarian and vegan eaters, the group Naka names first, since B12 is derived solely from animal foods
- Shoppers over 50, whom Naka identifies as having depleted natural stores
- Those who want the activated methylcobalamin form rather than cyanocobalamin
Who this product is NOT for: If you are simply covering a plant-based diet with no shortfall to correct, 5000 mcg is well past what that needs, and Naka Platinum Liposomal B12 Drops 1000mcg or Naka Pro B12 Sublingual Spray 1000mcg are the sensible sizes. If B12 is one of several B vitamins you are short on, Naka BioMax Methylated Liquid B-Complex covers the group and still carries 1000 mcg of B12. And if you want a dose you cannot get wrong, a tablet or a metered spray beats pouring 5 ml every morning.
Vitamart's Take
This is the bottle we reach for when someone wants a high B12 and does not want tablets. Within Naka's range that combination only exists here — every other liquid, drop and spray they make sits at 1000 mcg, so if you have been put on the high end and will not swallow a pill, this product answers both at once. The methylcobalamin is the right call: it is the form the body uses as it arrives rather than one it has to rework first.
The honest trade-offs are about habit, not formulation. Fifty servings is roughly seven weeks from a 250 ml bottle — a short run next to Naka's 1000 mcg drops, because high-dose liquids use volume quickly. You have to measure 5 ml and then hold it in your mouth for a slow count of twenty, which is more than a tablet asks. The flavouring is stevia leaf and xylitol with malic acid behind it, so it reads sweet-tart rather than neutral. And there is one nutrient in the bottle: ideal if B12 is your gap, wasteful if it is not.
How This B12 Liquid Compares
Naka's B12 products separate on three things — the dose, the format, and how many servings you get from one bottle.
- Versus Naka Pro B12 Methylcobalamin 5000mcg: The same 5000 mcg as a sublingual tablet, 125 tablets to this bottle's 50 servings. The tablet is tidier and lasts longer; the liquid suits anyone who stops taking pills.
- Versus Naka Platinum Liposomal B12 Drops 1000mcg: A fifth of the dose, but 625 servings per bottle — the maintenance choice, and by a wide margin the longer-lasting one.
- Versus Naka Platinum Instant B12 Spray 1000mcg: A fifth of the dose in the fastest format to use. Better when the obstacle is remembering rather than the amount.
- Versus a B complex: Any complex includes B12 alongside the other Bs at a far smaller amount. A complex is the better buy when several B vitamins are the question; this is the tool when B12 alone is.
Where B12 Comes From, and Why That Matters
B12 has an unusual supply chain. Plants do not make it and animals do not make it — bacteria do, and animals accumulate it, which is why it reaches the human diet through meat, dairy, eggs and seafood and essentially nowhere else. That is what Naka means by derived solely from animal foods and their sources, and the consequence is sharper than for other nutrients: a diet without animal foods is not low in B12, it has no real dietary source of it at all. That is why supplementing is the standard advice rather than one option among several.
The second group on Naka's label arrives by a different route. Over the age of 50, Naka notes, natural stores of B12 are depleted — the diet may not have changed, but what the body takes in and holds onto does. Which is why the useful question is rarely "am I eating enough of it" but "how much of what I take in is reaching me", and why high-dose formats sit alongside the ordinary ones.
How To Use
Take 5 ml once daily. Hold in mouth for 15-30 seconds before swallowing.
Frequently Asked Questions
➕ Is 5000 mcg more than I need?
➕ Do I swallow it, or hold it in my mouth?
➕ How long does one bottle last?
➕ What does it taste like?
➕ Liquid or the 5000 mcg tablet?
➕ Should I take a B complex as well?
Pairs Well With
- Vitamin B9 Folate & Folic Acid Supplements — folate and B12 are the pair behind red blood cell manufacture
- Iron Supplements — the other nutrient checked when red blood cells are the question
- Plant-Based — the diet Naka names first as needing a B12 supplement
- B Complex Supplements — covers the rest of the group alongside a dedicated B12
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Compare Similar Products
- Naka Pro B12 Methylcobalamin 5000mcg — the same high dose as a sublingual tablet, 125 per bottle
- Naka Platinum Liposomal B12 Drops 1000mcg — maintenance dose, 625 servings per bottle
- Vitamin B12 Supplements — every B12 we carry, to compare dose and format
- Naka Original — the rest of the Naka range in one place
About Vitamart
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Directions: Take 5 ml once daily. Hold in mouth for 15-30 seconds before swallowing.