Brand

Syntrax supplements

Syntrax has 109 products in the NIH Dietary Supplement Label Database (264 labels), 108 of them on the market at its January 2026 release; its labels most often list potassium, calcium, iron. It ranks 198 of 5,741 brands by products on file.

Products on file
109264 labels, sizes and designs counted
On the market
108over 99% of its products
Labels disclosing no amount
0products whose label gives no amount per ingredient
On file since
2014newest label December 21, 2024

What do Syntrax labels contain?

The ingredients its products list most, with its median amount per serving against the median of every product listing the same ingredient.

Syntrax: most listed ingredients against the market (DSLD version 9.4.0)
IngredientIts productsIts medianMarket median
Potassium84 150 mg99 mg
Calcium57 120 mg115 mg
Iron33 0.5 mg5 mg
Vitamin D17 0.2 mcg15 mcg
Isoleucine13 1.5 g1.23 g
Leucine13 5 g2.5 g
Valine13 1.5 g1.25 g
Glutamine8 3 g1 g
Alpha hydroxyisocaproic acid6 500 mg500 mg
Beta-Alanine6 1.6 g2 g

Source: Supplement Facts rows of Syntrax's current labels and of every product's, NIH ODS Dietary Supplement Label Database version 9.4.0.

Every Syntrax product

On-market products first, A to Z (page 3 of 3).

Every product with what it contains: the full list.

What kinds of products does Syntrax make?

Syntrax products by DSLD product type

Syntrax by product typeAmino acid/Protein84Other Combinations15Non-Nutrient/Non-Botanical4Botanical with Nutrients4Botanical2
Syntrax by product typeAmino acid/Protein84Other Combinations15Non-Nutrient/Non-Botanical4Botanical with Nutrients4Botanical2
Syntrax by product typeAmino acid/Protein84Other Combinations15Non-Nutrient/Non-Botanical4Botanical with Nutrients4Botanical2
Syntrax by product typeAmino acid/Protein84Other Combinations15Non-Nutrient/Non-Botanical4Botanical with Nutrients4Botanical2
Syntrax by product typeAmino acid/Protein84Other Combinations15Non-Nutrient/Non-Botanical4Botanical with Nutrients4Botanical2

When did its products enter the database, and which are still sold?

Syntrax products by the year their current label entered DSLD
YearOn the marketOff the market
201430
201550
2016121
2020220
202390
2024570

Source: NIH Dietary Supplement Label Database label entry dates and market events, version 9.4.0.

Who is behind it?

Its labels most often name SI03, Inc. (distributor), Cape Girardeau, MO, on 109 products.

Where next?

How to read a brand's figures, and what labels cannot tell you about a brand: comparing supplement brands by their labels. Label data, not medical advice.