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High-protein, low-calorie meal replacement shake
CALORIES · 100 G
GI
POTASSIUM · 100 G
FIBER · 100 G
1 serving (medium) of Weight loss shake (40 g) has 156 calories. That works out to 390 calories per 100 g. It contains 18 g of carbs, 12 g of protein, 3.6 g of fat and 3.2 g of fiber. Its 1 mg of B5 covers 20% of the Daily Value. Its glycemic index is 35 (low), so it raises blood sugar slowly.
Selected: 1 serving (medium) · 40 g
156
KCAL / 40G
Carbs
18g
· 7% DV
Protein
12g
· 24% DV
Fat
3.6g
· 5% DV
Fiber
3.2g
· 11% DV
DV is the share of the daily value covered, on a 2,000 kcal reference diet.
Calories come from: Carbs 47% · Protein 31% · Fat 22%
| Nutrient | Amount | % DV |
|---|---|---|
| Calories | 156 kcal | |
| Total fat | 3.6 g | 5% |
| Saturated fat | 0.72 g | 4% |
| Trans fat | 0.04 g | |
| Sodium | 168 mg | 7% |
| Total carbohydrate | 18 g | 7% |
| Fiber | 3.2 g | 11% |
| Protein | 12 g | 24% |
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 serving (medium) | 40 g | 156 kcal |
| 1 tablespoon (small) | 10 g | 39 kcal |
| 2 tablespoon (double) | 20 g | 78 kcal |
| 1 serving (small) | 30 g | 117 kcal |
| 1 pack (whole) | 40 g | 156 kcal |
| 1 serving (large) | 60 g | 234 kcal |
| 100 g | 100 g | 390 kcal |
| 1 cup (medium) | 250 g | 975 kcal |
Calculated from 390 calories per 100 g.
A weight loss shake is a prepared drink, often made from a protein-containing powder, that may be marketed as a meal replacement. Only products formulated for that purpose should replace a meal; a shake is not automatically nutritionally equivalent to a varied meal.
Yes, a weight loss shake can support weight loss if it helps you consume less energy than you use. It does not burn fat on its own, and replacing a meal with a shake only helps if the rest of your eating pattern supports that goal.
You can prepare a weight loss shake with either water or milk. Water keeps it lighter, while milk changes its taste, texture, and nutrition. Follow the product’s mixing directions, since the recommended liquid can vary by shake.
For most meal-replacement products, a weight loss shake is intended to replace a specific meal, not every meal. Replacing several meals can make it harder to get enough variety, so follow the product directions rather than using shakes as your only food.
There is no universally best time to drink a weight loss shake. Use it at the meal it is intended to replace, at a time that fits your routine; drinking it at a particular hour does not make it burn more fat.
Yes, you can blend fruit into a weight loss shake, but it changes the drink’s total energy and carbohydrate content. A small portion can add flavor and texture; adding several ingredients may make it more like a smoothie than the product’s intended serving.
Not necessarily: a homemade weight loss shake gives you control over ingredients, while a packaged one may be formulated with added protein, fiber, or micronutrients. Homemade versions are not automatically balanced, and packaged powders are often ultra-processed products.
Yes, a weight loss shake can cause bloating, gas, or changes in bowel habits for some people. Ingredients such as dairy or soy may also trigger symptoms in people sensitive to them; stop using it if you have a significant reaction.
Some people with diabetes may be able to use a weight loss shake, but its carbohydrate content and sweeteners vary by product. If you use glucose-lowering medication or monitor blood sugar, ask your clinician or dietitian before replacing meals with it.
Keep an opened weight loss shake powder tightly sealed in a cool, dry place. Moisture can make the powder clump or spoil; once mixed, drink the shake promptly rather than leaving it at room temperature.
Vitamins
B5
1mg · 20% DV
Biotin
6µg · 20% DV
B12
0.48µg · 20% DV
B2
0.22mg · 17% DV
Minerals
Phosphorus
128mg · 18% DV
Copper
0.16mg · 18% DV
Calcium
160mg · 16% DV
Zinc
1.6mg · 15% DV
Potassium ⭐
260mg · 8% DV
Sodium
168mg · 7% DV
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
To burn the 156 calories in 1 serving (medium) (40 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.
A weight loss shake is a packaged drink mix or ready-to-drink product designed to stand in for a meal. Powdered versions are usually blended with water or milk; ingredients vary by brand and may include a protein blend, fibre and flavourings, so checking the label helps you choose one that suits your preferences.
The flavour is often sweet and smooth, with a thinner or creamier texture depending on how you mix it. It can be a convenient breakfast or lunch when time is short, or a planned snack; pair it with fruit or a small handful of nuts if you want something to chew alongside it. It is typically high in protein and relatively light as a serving, though the nutrition depends on the product and what you add.
Medium
How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.
High
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.
Contains these allergens:
Vegan
— Not suitable
Vegetarian
✓ Suitable
Gluten-Free
— Not 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
0.72g
MONOUNSATURATED
1.04g
POLYUNSATURATED
1.12g
Omega 6:3 ratio 12:1
Above the ideal 4:1 (12:1).
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Nutrition data compiled from USDA FoodData Central and scientific sources.