PlainVitamins

Category

Protein powders

2,672 products in the NIH Dietary Supplement Label Database are protein powders, 2,010 of them on the market; they list iron 8.5 times as often as supplements overall (63% against 7%); 93% list at least one mineral (DSLD version 9.4.0, January 2026).

Data: NIH ODS Dietary Supplement Label Database, version 9.4.0, current labels; Daily Values 21 CFR 101.9.

What kinds of ingredient do protein powders list?

The share of protein powders listing at least one ingredient of each kind (how kinds are counted):

Protein powders: share listing each kind of ingredient

2,672 products; a product counts once per kind.

Protein powders: share listing each kind of ingredientMinerals93%Vitamins53%Proteins24%Other compounds19%Botanicals17%Amino acids13%Enzymes11%Fats and oils5%
Protein powders: share listing each kind of ingredientMinerals93%Vitamins53%Proteins24%Other compounds19%Botanicals17%Amino acids13%Enzymes11%Fats and oils5%
Protein powders: share listing each kind of ingredientMinerals93%Vitamins53%Proteins24%Other compounds19%Botanicals17%Amino acids13%Enzymes11%Fats and oils5%
Protein powders: share listing each kind of ingredientMinerals93%Vitamins53%Proteins24%Other compounds19%Botanicals17%Amino acids13%Enzymes11%Fats and oils5%
Protein powders: share listing each kind of ingredientMinerals93%Vitamins53%Proteins24%Other compounds19%Botanicals17%Amino acids13%Enzymes11%Fats and oils5%

Source: Supplement Facts rows of each product's current label, NIH ODS Dietary Supplement Label Database version 9.4.0, by the ingredient category DSLD records.

What do protein powders contain?

Calcium is the single ingredient they list most (86% of them), then potassium (74%) and iron (63%). The table sets their median amount per serving against the median of every product listing the same ingredient.

Protein powders: the ingredients most often listed (2,672 products, DSLD version 9.4.0)
IngredientShare listing itMedian hereAll products
Calcium86%125 mg115 mg
Potassium74%160 mg99 mg
Iron63%1.4 mg5 mg
Vitamin C29%46.5 mg100 mg
Vitamin A28%1,514 IU4,000 IU
Vitamin D27%5 mcg15 mcg
Phosphorus26%101 mg90 mg
Magnesium25%24 mg86 mg
Whey Protein12%25.5 g22 g
Zinc10%4.5 mg11 mg
Riboflavin10%1.4 mg4 mg
Niacin10%8.45 mg20 mg
Thiamin9%1.4 mg5 mg
Vitamin B69%1.75 mg6 mg
Leucine9%2.56 g2.5 g

Source: Supplement Facts rows of each product's current label, NIH ODS Dietary Supplement Label Database version 9.4.0.

What kinds of products are they?

Protein powders by DSLD product type

Protein powders by product typeAmino acid/Protein1,287Other Combinations1,195Botanical with Nutrients105Multi-Vitamin and Mineral (MVM)45Non-Nutrient/Non-Botanical16Mineral10Fiber and Other Nutrients6Botanical5
Protein powders by product typeAmino acid/Protein1,287Other Combinations1,195Botanical with Nutrients105Multi-Vitamin and Mineral (MVM)45Non-Nutrient/Non-Botanical16Mineral10Fiber and Other Nutrients6Botanical5
Protein powders by product typeAmino acid/Protein1,287Other Combinations1,195Botanical with Nutrients105Multi-Vitamin and Mineral (MVM)45Non-Nutrient/Non-Botanical16Mineral10Fiber and Other Nutrients6Botanical5
Protein powders by product typeAmino acid/Protein1,287Other Combinations1,195Botanical with Nutrients105Multi-Vitamin and Mineral (MVM)45Non-Nutrient/Non-Botanical16Mineral10Fiber and Other Nutrients6Botanical5
Protein powders by product typeAmino acid/Protein1,287Other Combinations1,195Botanical with Nutrients105Multi-Vitamin and Mineral (MVM)45Non-Nutrient/Non-Botanical16Mineral10Fiber and Other Nutrients6Botanical5

Brands with the most: NutraBio (97), NOW Sports (72), GNC Pro Performance (66), GNC AMP Advanced Muscle Performance (60), Nature's Plus (50), ON Optimum Nutrition (45), MRM (39), GNC Pro Performance AMP (38), Biochem (38), MET-Rx (36).

Which products are they?

60 of the 2,672: on-market products first, the newest label first. Each ingredient page lists every product that contains it.

Source: NIH ODS Dietary Supplement Label Database version 9.4.0. How products are chosen: a protein row in the Supplement Facts, a powder, and protein, whey, casein or isolate in the name.

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