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Magnesium supplement, dissolves in water
CALORIES · 100 G
GI
POTASSIUM · 100 G
FIBER · 100 G
1 piece (whole) of Effervescent Magnesium Tablet (4 g) has 10 calories. That works out to 250 calories per 100 g. It contains 2.5 g of carbs, 0 g of protein, 0 g of fat and 0 g of fiber. Its 100 mg of Magnesium covers 24% of the Daily Value. Its glycemic index is 0 (low), so it raises blood sugar slowly.
Selected: 1 piece (whole) · 4 g
10
KCAL / 4G
Carbs
2.5g
· 1% 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 | 10 kcal | |
| Total fat | 0 g | 0% |
| Saturated fat | 0 g | 0% |
| Trans fat | 0 g | |
| Sodium | 200 mg | 9% |
| Total carbohydrate | 2.5 g | 1% |
| 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 (whole) | 4 g | 10 kcal |
| 0.25 piece (quarter) | 1 g | 3 kcal |
| ½ piece (half) | 2 g | 5 kcal |
| 1 piece (small) | 3 g | 8 kcal |
| 1 piece (large) | 5 g | 13 kcal |
| 2 piece (double) | 8 g | 20 kcal |
| 100 g | 100 g | 250 kcal |
Calculated from 250 calories per 100 g.
Yes, daily use may be appropriate when the product instructions call for it, but do not exceed the stated serving. The amount of magnesium varies by tablet, and taking other supplements can add to your total intake.
It may help if low magnesium is contributing to the cramps, but many leg cramps have other causes. An effervescent magnesium tablet is not a guaranteed fix for cramps in people who are not magnesium-deficient.
Yes. Magnesium supplements can cause loose stools or diarrhea, particularly when the amount is too high for you. The likelihood also varies with the magnesium form, so follow the product directions rather than taking extra for faster results.
Yes, you can take it at night if that fits the product directions. It is not a sleep medicine, though, and taking an effervescent magnesium tablet before bed does not reliably make people fall asleep faster.
Usually, it can be taken with or without food unless its instructions say otherwise. If it causes nausea or stomach discomfort, taking it with a meal may feel easier; dissolve it in water as directed.
Water is the intended choice for most effervescent magnesium tablets and lets the tablet dissolve as designed. Juice may change the taste or fizz, so use it only if the product instructions say other drinks are suitable.
There is no set time for noticeable effects. It depends on why you are taking it, your magnesium status, and the product; an effervescent magnesium tablet dissolves quickly in water, but that does not mean it corrects a deficiency immediately.
Neither form is automatically better. Effervescent tablets dissolve in water, while capsules are swallowed; the amount and type of magnesium can differ, so compare the product directions and ingredients rather than the format alone.
Some forms of magnesium can loosen stools, but an effervescent magnesium tablet is not necessarily a reliable constipation remedy. Its effect depends on the magnesium form and amount, and taking more than directed can cause diarrhea.
Not always. Kidney problems can make it harder to clear excess magnesium, and magnesium can affect the absorption of some medicines. Ask your doctor or pharmacist before using an effervescent magnesium tablet if either applies to you.
Vitamins
Vitamin A
0µg · 0% DV
B1
0mg · 0% DV
B2
0mg · 0% DV
B3
0mg · 0% DV
Minerals
Magnesium
100mg · 24% DV
Sodium
200mg · 9% DV
Calcium
4.8mg · 0% DV
Iron
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 10 calories in 1 piece (whole) (4 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.
An Effervescent Magnesium Tablet is a supplement designed to dissolve in water, making magnesium available as a drink rather than a pill to swallow whole. It is commonly used at home or taken along when a water-soluble option is more convenient. The flavour varies by product, but is often lightly tart or fruit-flavoured, with a fizzy texture while it dissolves.
It is not a meal or a meaningful source of energy; the nutrition figures mainly reflect the tablet’s carbohydrate content, while protein and fat are absent. Dissolve the tablet fully in water and follow the directions on its pack. If you prefer a less intense taste, use the amount of water recommended there rather than changing how many tablets you take.
Low
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
— Not suitable
Paleo
— Not suitable
Whole30
— Not suitable
DASH
— Not suitable
Keto
— Not 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.