PlainVitamins

Opti-Whey With PGX

by Swanson Best Weight-Control Formulas · powder · 885 grams

  • Off the market since December 2023 (NIH)
  • UPC 0 87614 04053 0
  • DSLD label 78525
  • Serving 29.5 g (1 scoop)
  • 30 servings

Opti-Whey With PGX by Swanson Best Weight-Control Formulas lists 6 ingredients, 6 with an amount per serving of 29.5 g, such as 1,030 mg of calcium, 0.14 mg of iron, 280 mg of phosphorus and 60 mg of magnesium, beside 5 Nutrition Facts rows (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on November 20, 2017.

What is in Opti-Whey With PGX?

Each row as the label prints it, per serving of 29.5 g. The capsule beside an amount places it among every product in the NIH database that lists the same ingredient: the bar is the middle half of their amounts, the line in it the median, the whiskers the 10th and 90th percentiles; the green tick is the FDA Daily Value and the red dashed tick the adult upper limit (IOM).

Opti-Whey With PGX: Supplement Facts rows against the market (DSLD label 78525, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories100 Calories
Total Carbohydrates3.5 g1%Carbohydrate in Opti-Whey With PGX against 21,979 products3.5 g per serving; the middle half of products list 1 g to 6 g, the median 3 g.3.5 g

Higher than 53% of 21,979 products listing carbohydrate (median 3 g). Per day at the most servings: 7 g.

Dietary Fiber2.5 g10%Fiber in Opti-Whey With PGX against 6,987 products2.5 g per serving; the middle half of products list 1 g to 4 g, the median 2 g.2.5 g

Higher than 62% of 6,987 products listing fiber (median 2 g). Per day at the most servings: 5 g.

Sugarless than 1 g
Protein22 gProtein in Opti-Whey With PGX against 8,985 products22 g per serving; the middle half of products list 2 g to 24 g, the median 16 g.22 g

Higher than 67% of 8,985 products listing protein (median 16 g). Per day at the most servings: 44 g.

Calcium1,030 mg100%Calcium in Opti-Whey With PGX against 17,831 products1,030 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg1,030 mg

Higher than 98% of 17,831 products listing calcium (median 115 mg). Per day at the most servings: 2,060 mg.

Iron0.14 mg1%Iron in Opti-Whey With PGX against 6,910 products0.14 mg per serving; the middle half of products list 1.2 mg to 18 mg, the median 5 mg.DV 18 mgUL 45 mg0.14 mg

98% of 6,910 products listing iron give more (median 5 mg). Per day at the most servings: 0.28 mg.

Phosphorus280 mg30%Phosphorus in Opti-Whey With PGX against 3,786 products280 mg per serving; the middle half of products list 45 mg to 200 mg, the median 90 mg.DV 1,250 mgUL 4,000 mg280 mg

Higher than 85% of 3,786 products listing phosphorus (median 90 mg). Per day at the most servings: 560 mg.

Magnesium60 mg15%Magnesium in Opti-Whey With PGX against 14,003 products60 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg60 mg

56% of 14,003 products listing magnesium give more (median 86 mg). Per day at the most servings: 120 mg.

Sodium240 mg10%Sodium in Opti-Whey With PGX against 14,514 products240 mg per serving; the middle half of products list 15 mg to 142 mg, the median 55 mg.240 mg

Higher than 88% of 14,514 products listing sodium (median 55 mg). Per day at the most servings: 480 mg.

Potassium110 mg3%Potassium in Opti-Whey With PGX against 11,614 products110 mg per serving; the middle half of products list 50 mg to 190 mg, the median 99 mg.DV 4,700 mg110 mg

Higher than 57% of 11,614 products listing potassium (median 99 mg). Per day at the most servings: 220 mg.

Prolibra 290as partially hydrolyzed isolate Whey Protein, Soy Lecithin, Whey Mineral ComplexProlibra 290 (Form: partially hydrolyzed isolate partially hydrolyzed isolate Whey Protein (Form: from Milk), Whey Mineral Complex (Form: from Milk), Soy Lecithin)27 g
PGX 100 water-soluble Polysaccharidesas Konjac-mannan, Sodium Alginate, Xanthan Gum2.5 gPolysaccharide in Opti-Whey With PGX against 57 products2,500 mg per serving; the middle half of products list 150 mg to 2,800 mg, the median 550 mg.2,500 mg

Higher than 70% of 57 products listing polysaccharide (median 550 mg). Per day at the most servings: 5,000 mg.

Source: NIH ODS Dietary Supplement Label Database, label 78525 (entered November 20, 2017), version 9.4.0. See the label on DSLD. Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.

Is that a lot?

The rows in the top or bottom tenth of the products that list the same ingredient, and any above the adult upper limit at the most servings a day the directions give:

  • Its 1,030 mg of calcium is higher than 98% of the 17,831 calcium products that print an amount; 304 list more.
  • 98% of the 6,910 products that print an amount of iron list more than its 0.14 mg of iron (median 5 mg).

The NIH database records 2 servings a day from the label's directions; its % Daily Values are for adults and children 4 or more years of age. The directions as printed are further down this page.

The Tolerable Upper Intake Level is the most of a nutrient per day, from food, water and supplements together, that is likely to pose no risk for almost all adults (Institute of Medicine, 2011). It does not apply under medical supervision. This page compares labels; it is not medical advice.

Sources: amounts from the DSLD label; Daily Values from 21 CFR 101.9(c)(8)(iv); adult upper limits from the Institute of Medicine's DRI summary tables (2011). How positions are computed.

Which products have the closest formulas?

The products whose ingredient lists overlap most with Opti-Whey With PGX's, rare ingredients counting for more.

Source: ingredient lists of every product's current label in DSLD (version 9.4.0); similarity weights each shared ingredient by how rare it is.

What does the label say about taking it?

Quoted from the label as DSLD transcribed it: the maker's words, including any claim about what the product does, which the FDA has not evaluated and PlainVitamins does not endorse.

Directions
Suggested Use: As a dietary supplement, add one scoop (29.5 grams) of Opti-Whey to a 6–8 ounce glass of your favorite beverage, half-filled with ice. Mix in a blender with fruit for a delicious smoothie. Alternatively, mix one scoop with a cold beverage in a 6–8 ounce glass. Drink two times per day.
Warnings
Warning: Very low-calorie protein diets (below 400 calories per day) may cause serious illness or death. Do not use for weight reduction in such diets without medical supervision.
Not for use by infants, children or pregnant or nursing women.
Do not use if seal is broken.
Keep out of reach of children.
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 78525.

What else is on the label?

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Guaranteed purity & potency.

How many labels does Opti-Whey With PGX have?

One label is on file, entered on November 20, 2017.

  1. Label 78525 (current) Entered November 20, 2017 · off the market December 4, 2023 · 885 grams · UPC 0 87614 04053 0

Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).

Who makes it?

The label names Swanson Health Products (distributor), Fargo, ND. All Swanson Best Weight-Control Formulas products.

Where next?