Optifast

Packaged product Other Foods Nestlé Health Science

Optifast contains 368 kcal per 100 g.

Roughly 43% of its calories come from carbohydrates, with 38% from protein and 19% from fat (estimated with general energy factors).

That is more energy than the typical item in other foods on FoodFactly, where the median is 254 kcal per 100 g across 511,115 products.

100 g provides 83% of the Daily Value for Thiamin (B1), 57% of the Daily Value for phosphorus and 54% of the Daily Value for Vitamin B6.

The values are label data submitted by the manufacturer to USDA FoodData Central.

Optifast by Nestlé Health Science, product photo
Photo: Open Food Facts, CC BY-SA 3.0, Open Food Facts contributors
368kcal per 100 g
36.8 gprotein
41.4 gcarbohydrates
8.1 gfat

Nutrition facts

The source reports no household measures (such as cups or pieces) for this food, so only weights are offered.

Nutrition facts for the selected amount
NutrientAmount per 100 g% DV
Calories L 368 kcal
Total fat L 8.1 g 10%
Saturated fat L 1.2 g 6%
Trans fat L 0 g
Cholesterol L 23 mg 8%
Sodium L 690 mg 30%
Total carbohydrates L 41.4 g 15%
Dietary fiber L 6.9 g 25%
Total sugars L 9.2 g
Added sugars L 9.2 g 18%
Protein L 36.8 g 74%
Vitamin C L 41.4 mg46%
Vitamin K L 55.2 µg46%
Thiamin (B1) L 1 mg83%
Riboflavin (B2) L 0.69 mg53%
Niacin (B3) L 7.4 mg46%
Pantothenic acid (B5) L 2.3 mg46%
Vitamin B6 L 0.92 mg54%
Folate (B9) L 110 µg28%
Vitamin B12 L 1.2 µg48%
Choline L 46 mg8%
Calcium L 598 mg46%
Iron L 8.3 mg46%
Magnesium L 195 mg46%
Phosphorus L 713 mg57%
Potassium L 1,660 mg35%
Zinc L 5.1 mg46%
Copper L 0.46 mg51%
Manganese L 1 mg43%
Selenium L 25 µg45%
Molybdenum L 21 µg47%

% DV: percent of the FDA Daily Value for adults (reference amounts). Letters show how each value was obtained: M measured, C calculated, L label, Z assumed zero, I imputed. Vitamins and minerals not listed were not reported by the source.

Nutritional breakdown

Protein: 38%Carbohydrates: 43%Fat: 19%368kcal / 100 g
  • Protein 38%
  • Carbohydrates 43%
  • Fat 19%

Approximate share of calories, using general energy factors (4 kcal/g protein and carbohydrate, 9 kcal/g fat, 7 kcal/g alcohol).

Vitamins and minerals, % Daily Value per 100 g

Thiamin (B1)83%Phosphorus57%Vitamin B654%Riboflavin (B2)53%Copper51%Vitamin B1248%Molybdenum47%Magnesium46%Vitamin C46%Vitamin K46%

Nutritional insights

  • Protein36.8 gin the top quarter of other foods (median 7.4 g)
  • Fiber6.9 gin the top quarter of other foods (median 1.8 g)
  • Sugars9.2 gabove the median for other foods (median 3.2 g)
  • Fat8.1 gabove the median for other foods (median 6.6 g)
  • Saturated fat1.2 gbelow the median for other foods (median 2 g)
  • Sodium690 mgin the top quarter of other foods (median 248 mg)
  • Protein per 100 kcal10 gprotein density, useful for comparing foods with different calorie levels

Full nutrient profile

Carotenoids (1)
Vitamin D (D2 + D3), International Units L368 IU
Other components (4)
Chlorine, Cl L1,150 mg
Chromium, Cr L16 µg
Vitamin A, IU L16,600 IU
Vitamin E L7 mg_ATE

Values by source

More than one dataset describes this food. FoodFactly keeps each source's values separately instead of blending them. The headline values above come from USDA FoodData Central: Branded Foods.

Per 100 g Open Food FactsUSDA Branded
Calories 368 kcal368 kcal
Protein 36.8 g36.8 g
Carbohydrates 41.4 g41.4 g
Fat 8 g8.1 g
Fiber 6.9 g6.9 g
Sugars 9.2 g9.2 g
Sodium 690 mg690 mg

Product details

Brand
Nestlé Health Science
Barcode
0043900164816
Category
Other Foods

Ingredients

Ingredients not reported.

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Per 100 g. Calories in kcal. n/a: not reported by the source.

Source of the nutrition information

  • USDA FoodData Central: Branded Foods, record 2466817. License: CC0 1.0 (U.S. public domain). Source record dated May 5, 2021. Imported November 6, 2026.
  • Open Food Facts, record 0043900164816. License: ODbL 1.0 (Open Food Facts). Source record dated November 7, 2023. Imported November 8, 2026.

Last updated: . Data quality score: 90/100 (how it is calculated).

General nutrition information, not medical advice. Individual needs differ; see our disclaimer.

Frequently asked questions

How many calories are in Optifast?

100 g of Optifast has 368 kcal.

Is Optifast high in protein?

Optifast contains 36.8 g of protein per 100 g (74% of the 50 g Daily Value). About 38% of its calories come from protein. Compared with other other foods, that is among the highest quarter (median 7.4 g).

How many carbs are in Optifast?

Optifast has 41.4 g of total carbohydrates per 100 g, including 6.9 g of fiber and 9.2 g of sugars.

How much fat is in Optifast?

Optifast contains 8.1 g of fat per 100 g, of which 1.2 g is saturated (6% of the Daily Value).

What vitamins and minerals does Optifast contain?

Per 100 g, the most notable amounts relative to the Daily Value are Thiamin (B1) (83% DV), phosphorus (57% DV), Vitamin B6 (54% DV), Riboflavin (B2) (53% DV) and copper (51% DV). The full list is in the vitamins and minerals table above.

How much sodium is in Optifast?

100 g contains 690 mg of sodium, 30% of the 2,300 mg Daily Value.

Where does this nutrition data come from?

From USDA FoodData Central: Branded Foods, record dated November 7, 2023. FoodFactly last checked it on November 8, 2026. Each value above shows whether it was measured, calculated or taken from a label.