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Vitamin B12 supplement; supports energy metabolism and nervous system
CALORIES · 100 G
GI
POTASSIUM · 100 G
FIBER · 100 G
1 piece (small) of Methyl B12 (1 g) has 4 calories. That works out to 400 calories per 100 g. It contains 1 g of carbs, 0 g of protein, 0 g of fat and 0 g of fiber. Its 2500 µg of B12 covers 104167% of the Daily Value. Its glycemic index is 0 (low), so it raises blood sugar slowly.
Selected: 1 piece (small) · 1 g
4
KCAL / 1G
Carbs
1g
· 0% DV
Protein
0g
· 0% DV
Fat
0g
· 0% DV
Fiber
0g
· 0% DV
DV is the share of the daily value covered, on a 2,000 kcal reference diet.
Calories come from: Carbs 100% · Protein 0% · Fat 0%
| Nutrient | Amount | % DV |
|---|---|---|
| Calories | 4 kcal | |
| Total fat | 0 g | 0% |
| Saturated fat | 0 g | 0% |
| Trans fat | 0 g | |
| Sodium | 0.5 mg | 0% |
| Total carbohydrate | 1 g | 0% |
| Fiber | 0 g | 0% |
| Protein | 0 g | 0% |
Calories: Calories measure energy. Average daily need is 2,000 kcal. Excess calories are stored as fat, too few cause weight loss.
Carbs: Your body's primary energy source. The brain runs exclusively on carbs. Daily need: 275g.
Protein: Essential for muscle repair and cell growth. Daily need: 50g. Keeps you full and boosts metabolism.
Fat: Needed for hormone production and vitamin absorption. Daily need: 78g. Limit saturated fats, choose unsaturated.
Fiber: Critical for digestive health and satiety. Daily need: 28g. Stabilizes blood sugar, lowers cholesterol.
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| Serving | Amount | Calories |
|---|---|---|
| 1 piece (small) | 1 g | 4 kcal |
| 1 serving (small) | 1 g | 4 kcal |
| 1 piece (medium) | 2 g | 8 kcal |
| 2 piece (double) | 2 g | 8 kcal |
| 3 piece (triple) | 3 g | 12 kcal |
| 1 piece (large) | 4 g | 16 kcal |
| 100 g | 100 g | 400 kcal |
Calculated from 400 calories per 100 g.
Methyl B12 is a supplement containing methylcobalamin, one form of vitamin B12. It is sold in formats such as tablets, lozenges, and liquids, and the directions can vary by product.
Methyl B12 supplies vitamin B12, which supports normal nerve function and energy metabolism. It is not a reliable energy booster for someone who already gets enough B12.
Methyl B12 is methylcobalamin, while cyanocobalamin is another form of vitamin B12. The body can use both forms; one is not automatically better for everyone.
Methyl B12 may help with fatigue caused by a vitamin B12 deficiency, but it does not reliably increase energy when B12 levels are already adequate. Ongoing fatigue can have many causes.
The right amount of Methyl B12 depends on the product and why you are taking it. Follow its directions rather than assuming all tablets or lozenges contain the same amount; a clinician can advise on treating a diagnosed deficiency.
Yes, Methyl B12 can be taken daily when that matches the product directions or your clinician’s plan. Keep to the recommended use instead of taking extra doses to try to feel an immediate effect.
There is no fixed time for Methyl B12 to make a noticeable difference. It depends on whether low B12 is causing symptoms and how the deficiency is addressed; improvement in symptoms may take time.
Yes, Methyl B12 can generally be taken at night. It is not a stimulant, though choosing a consistent time that fits the product instructions can make daily use easier.
Methyl B12 is usually well tolerated, but some people report nausea, headache, or a skin rash. Stop taking it and seek medical help for a severe reaction or symptoms of an allergic reaction.
Methyl B12 can generally be taken with or without food. Taking it with a meal may be more comfortable if it upsets your stomach, but follow any specific instructions on the product.
Vitamins
B12
2500µg · 104167% DV
Vitamin A
0µg · 0% DV
B1
0mg · 0% DV
B2
0mg · 0% DV
Minerals
Sodium
0.5mg · 0% DV
Calcium
0mg · 0% DV
Iron
0mg · 0% DV
Magnesium
0mg · 0% DV
Potassium ⭐
0mg · 0% DV
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
To burn the 4 calories in 1 piece (small) (1 g):
🚶
Walking (5 km/h)
🏃
Running (8 km/h)
🚴
Cycling
🏊
Swimming
Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.
Methyl B12 is a vitamin B12 supplement, named for the form of B12 it contains. It is commonly sold as a small tablet or a dissolvable lozenge, rather than as a food to build a meal around. Depending on the product, it may have a mild flavour or sweeteners. People typically take it with water or let it dissolve in the mouth, following the label’s directions. Its nutritional role comes from its B12 content, not from protein, fat or fibre; the table’s per-100g figures can be misleading for a tiny serving. Keep to the serving instructions, and if you take regular medication, ask a pharmacist whether it is suitable for you.
Very high
How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.
Low
An EatBetter score computed from fiber, protein and calorie density. A high score means staying full longer on the same calories.
Both scores are calculated per 100 g and do not change with the selected portion. The satiety score is EatBetter's own calculation, not a clinical measure.
NOVA 4
Ultra-Processed
1. Unprocessed
2. Minimally Processed
3. Processed
4. Ultra-Processed
NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.
No known major allergens
Vegan
✓ Suitable
Vegetarian
✓ Suitable
Gluten-Free
✓ Suitable
Dairy-Free
— Not suitable
Mediterranean
✓ Suitable
Paleo
✓ Suitable
Whole30
— Not suitable
DASH
— Not suitable
Keto
✓ Suitable
Low FODMAP
— Not suitable
SATURATED
0g
MONOUNSATURATED
0g
POLYUNSATURATED
0g
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Nutrition data compiled from USDA FoodData Central and scientific sources.