PlainVitamins

Amino Blend

by PL Progressive Laboratories · capsule · 90 capsules

  • Off the market since September 2021 (NIH)
  • UPC 3 51821 00960 5
  • DSLD label 71249
  • Serving 3 capsules
  • 30 servings

Amino Blend by PL Progressive Laboratories lists 21 ingredients, 21 with an amount per serving of 3 capsules, such as 345 mg of L-glutamic acid, 206 mg of L-aspartic acid, 203 mg of L-lysine and 203 mg of L-leucine. Its current label entered the NIH Dietary Supplement Label Database on February 24, 2017.

What is in Amino Blend?

Each row as the label prints it, per serving of 3 capsules. 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).

Amino Blend: Supplement Facts rows against the market (DSLD label 71249, January 2026 release)
IngredientAmount% DVAmong products listing it
L-Glutamic Acid345 mgGlutamic Acid in Amino Blend against 697 products345 mg per serving; the middle half of products list 25 mg to 364 mg, the median 80 mg.345 mg

Higher than 74% of 697 products listing glutamic acid (median 80 mg).

L-Aspartic Acid206 mgAspartic Acid in Amino Blend against 377 products206 mg per serving; the middle half of products list 106 mg to 1,846 mg, the median 337 mg.206 mg

67% of 377 products listing aspartic acid give more (median 337 mg).

L-Lysine203 mgLysine in Amino Blend against 1,250 products203 mg per serving; the middle half of products list 148.25 mg to 996.25 mg, the median 500 mg.203 mg

68% of 1,250 products listing lysine give more (median 500 mg).

L-Leucine203 mgLeucine in Amino Blend against 2,056 products0.203 g per serving; the middle half of products list 1 g to 3.5 g, the median 2.5 g.0.203 g

90% of 2,056 products listing leucine give more (median 2.5 g).

L-Alanine147 mgAlanine in Amino Blend against 475 products147 mg per serving; the middle half of products list 100 mg to 972 mg, the median 483 mg.147 mg

69% of 475 products listing alanine give more (median 483 mg).

L-Arginine138 mgArginine in Amino Blend against 1,455 products138 mg per serving; the middle half of products list 167 mg to 1,000 mg, the median 500 mg.138 mg

77% of 1,455 products listing arginine give more (median 500 mg).

L-Valine120 mgValine in Amino Blend against 1,632 products0.12 g per serving; the middle half of products list 0.5 g to 1.5 g, the median 1.25 g.0.12 g

92% of 1,632 products listing valine give more (median 1.25 g).

L-Phenylalanine102 mgPhenylalanine in Amino Blend against 611 products102 mg per serving; the middle half of products list 100 mg to 597.5 mg, the median 250 mg.102 mg

70% of 611 products listing phenylalanine give more (median 250 mg).

Glycine95 mgGlycine in Amino Blend against 1,078 products95 mg per serving; the middle half of products list 100 mg to 846 mg, the median 300 mg.95 mg

75% of 1,078 products listing glycine give more (median 300 mg).

L-Serine95 mgSerine in Amino Blend against 314 products95 mg per serving; the middle half of products list 100 mg to 1,056 mg, the median 408 mg.95 mg

76% of 314 products listing serine give more (median 408 mg).

L-Threonine91 mgTHREONINE in Amino Blend against 590 products91 mg per serving; the middle half of products list 140 mg to 886.25 mg, the median 500 mg.91 mg

80% of 590 products listing THREONINE give more (median 500 mg).

L-Proline77 mgProline in Amino Blend against 387 products77 mg per serving; the middle half of products list 100 mg to 1,289 mg, the median 487.5 mg.77 mg

82% of 387 products listing proline give more (median 487.5 mg).

L-Tyrosine77 mgTyrosine in Amino Blend against 1,680 products77 mg per serving; the middle half of products list 150 mg to 989 mg, the median 500 mg.77 mg

86% of 1,680 products listing tyrosine give more (median 500 mg).

L-Histidine73 mgHistidine in Amino Blend against 591 products73 mg per serving; the middle half of products list 50 mg to 402.8 mg, the median 125 mg.73 mg

66% of 591 products listing histidine give more (median 125 mg).

L-Isoleucine71 mgIsoleucine in Amino Blend against 1,614 products0.071 g per serving; the middle half of products list 0.5 g to 1.5 g, the median 1.23 g.0.071 g

95% of 1,614 products listing isoleucine give more (median 1.23 g).

L-Methionine55 mgMETHIONINE in Amino Blend against 981 products55 mg per serving; the middle half of products list 25 mg to 250 mg, the median 100 mg.55 mg

57% of 981 products listing METHIONINE give more (median 100 mg).

Taurine48 mgTaurine in Amino Blend against 2,337 products48 mg per serving; the middle half of products list 110 mg to 1,000 mg, the median 500 mg.48 mg

93% of 2,337 products listing taurine give more (median 500 mg).

L-Glutamine28 mgGlutamine in Amino Blend against 1,850 products0.028 g per serving; the middle half of products list 0.356 g to 3 g, the median 1 g.0.028 g

96% of 1,850 products listing glutamine give more (median 1 g).

Alpha-Glucan Oligosaccharide26 mgAlpha Glucans in Amino Blend against 73 products26 mg per serving; the middle half of products list 27.5 mg to 480 mg, the median 138.2 mg.26 mg

75% of 73 products listing alpha glucans give more (median 138.2 mg).

L-Cysteine23 mgCysteine in Amino Blend against 516 products23 mg per serving; the middle half of products list 30 mg to 200 mg, the median 85 mg.23 mg

79% of 516 products listing cysteine give more (median 85 mg).

L-Ornithine23 mgOrnithine in Amino Blend against 258 products23 mg per serving; the middle half of products list 100 mg to 900 mg, the median 400 mg.23 mg

93% of 258 products listing ornithine give more (median 400 mg).

Source: NIH ODS Dietary Supplement Label Database, label 71249 (entered February 24, 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:

  • 90% of the 2,056 products that print an amount of leucine list more than its 0.203 g of L-leucine (filed by NIH under leucine) (median 2.5 g).
  • 92% of the 1,632 products that print an amount of valine list more than its 0.12 g of L-valine (filed by NIH under valine) (median 1.25 g).
  • 95% of the 1,614 products that print an amount of isoleucine list more than its 0.071 g of L-isoleucine (filed by NIH under isoleucine) (median 1.23 g).
  • 93% of the 2,337 products that print an amount of taurine list more than its 48 mg of taurine (median 500 mg).
  • 96% of the 1,850 products that print an amount of glutamine list more than its 0.028 g of L-glutamine (filed by NIH under glutamine) (median 1 g).
  • 93% of the 258 products that print an amount of ornithine list more than its 23 mg of L-ornithine (filed by NIH under ornithine) (median 400 mg).

The NIH database records one serving 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 Amino Blend'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
Directions: Three capsules daily, or more, as directed by a health care professional.
Warnings
Tamper evident band around cap and seal on bottle. Do not use if either seal is broken or missing.
Keep out of reach of children.
Warning: Contains phenylalanine. Should not be used by patients with the congenital condition Phenylketonuria (PKU). All babies born in the U.S. are tested for this condition after birth. This may not be the case in other countries.
Progressive Laboratories packaged this product in its 3rd party GMP-inspected facility. (Good Manufacturing Practices)
Allergens and what it does not contain
Contains no sugar, yeast, corn, wheat, soy, artificial colors or preservatives.

Source: label statements in DSLD label 71249.

What else is on the label?

Other ingredients: Vegetable Lubricant, Rice Flour, Gelatin.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): GMP 3rd party confirmed Compliant.

How many labels does Amino Blend have?

One label is on file, entered on February 24, 2017.

  1. Label 71249 (current) Entered February 24, 2017 · off the market September 17, 2021 · 90 capsules · UPC 3 51821 00960 5

DSLD also links this label to: Amino Blend (image difference, same product).

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

Who makes it?

The label names Progressive Laboratories, Inc. (distributor), Irving, Texas. All PL Progressive Laboratories products.

Where next?