PlainVitamins

Aminocaps

by Intensive Nutrition · capsule · 250 vegetarian capsules

  • Off the market since October 2023 (NIH)
  • DSLD label 23596
  • Serving 6 to 18 capsules; amounts per 6 capsules

Aminocaps by Intensive Nutrition lists 23 ingredients, 23 with an amount per serving of 6 capsules, such as 6 mg of vitamin B6 and 12 mg of zinc. Its current label entered the NIH Dietary Supplement Label Database on July 25, 2013.

What is in Aminocaps?

Each row as the label prints it, per serving of 6 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).

Aminocaps: Supplement Facts rows against the market (DSLD label 23596, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories20 Calories
Amino Acid BlendAmino Acid Blend Note: Supplying3,900 mg
L-Aspartic Acid228 mgAspartic Acid in Aminocaps against 377 products228 mg per serving; the middle half of products list 106 mg to 1,846 mg, the median 337 mg.228 mg

64% of 377 products listing aspartic acid give more (median 337 mg).

L-Alanine97 mgAlanine in Aminocaps against 475 products97 mg per serving; the middle half of products list 100 mg to 972 mg, the median 483 mg.97 mg

78% of 475 products listing alanine give more (median 483 mg).

L-Arginine351 mgArginine in Aminocaps against 1,455 products351 mg per serving; the middle half of products list 167 mg to 1,000 mg, the median 500 mg.351 mg

64% of 1,455 products listing arginine give more (median 500 mg).

L-Cysteine50 mgCysteine in Aminocaps against 516 products50 mg per serving; the middle half of products list 30 mg to 200 mg, the median 85 mg.50 mg

55% of 516 products listing cysteine give more (median 85 mg).

L-Glutamic Acid18 mgGlutamic Acid in Aminocaps against 697 products18 mg per serving; the middle half of products list 25 mg to 364 mg, the median 80 mg.18 mg

84% of 697 products listing glutamic acid give more (median 80 mg).

L-Glutamine390 mgGlutamine in Aminocaps against 1,850 products0.39 g per serving; the middle half of products list 0.356 g to 3 g, the median 1 g.0.39 g

75% of 1,850 products listing glutamine give more (median 1 g).

Glycine377 mgGlycine in Aminocaps against 1,078 products377 mg per serving; the middle half of products list 100 mg to 846 mg, the median 300 mg.377 mg

Higher than 54% of 1,078 products listing glycine (median 300 mg).

L-Histidine124 mgHistidine in Aminocaps against 591 products124 mg per serving; the middle half of products list 50 mg to 402.8 mg, the median 125 mg.124 mg

51% of 591 products listing histidine give more (median 125 mg).

L-Isoleucine85 mgIsoleucine in Aminocaps against 1,614 products0.085 g per serving; the middle half of products list 0.5 g to 1.5 g, the median 1.23 g.0.085 g

94% of 1,614 products listing isoleucine give more (median 1.23 g).

L-Leucine197 mgLeucine in Aminocaps against 2,056 products0.197 g per serving; the middle half of products list 1 g to 3.5 g, the median 2.5 g.0.197 g

91% of 2,056 products listing leucine give more (median 2.5 g).

L-Lysine331 mgLysine in Aminocaps against 1,250 products331 mg per serving; the middle half of products list 148.25 mg to 996.25 mg, the median 500 mg.331 mg

59% of 1,250 products listing lysine give more (median 500 mg).

L-Methionine247 mgMETHIONINE in Aminocaps against 981 products247 mg per serving; the middle half of products list 25 mg to 250 mg, the median 100 mg.247 mg

Higher than 72% of 981 products listing METHIONINE (median 100 mg).

L-Ornithine195 mgOrnithine in Aminocaps against 258 products195 mg per serving; the middle half of products list 100 mg to 900 mg, the median 400 mg.195 mg

69% of 258 products listing ornithine give more (median 400 mg).

L-Phenylalanine196 mgPhenylalanine in Aminocaps against 611 products196 mg per serving; the middle half of products list 100 mg to 597.5 mg, the median 250 mg.196 mg

58% of 611 products listing phenylalanine give more (median 250 mg).

L-Proline115 mgProline in Aminocaps against 387 products115 mg per serving; the middle half of products list 100 mg to 1,289 mg, the median 487.5 mg.115 mg

70% of 387 products listing proline give more (median 487.5 mg).

L-Serine196 mgSerine in Aminocaps against 314 products196 mg per serving; the middle half of products list 100 mg to 1,056 mg, the median 408 mg.196 mg

60% of 314 products listing serine give more (median 408 mg).

Taurine39 mgTaurine in Aminocaps against 2,337 products39 mg per serving; the middle half of products list 110 mg to 1,000 mg, the median 500 mg.39 mg

94% of 2,337 products listing taurine give more (median 500 mg).

L-Threonine147 mgTHREONINE in Aminocaps against 590 products147 mg per serving; the middle half of products list 140 mg to 886.25 mg, the median 500 mg.147 mg

73% of 590 products listing THREONINE give more (median 500 mg).

L-Tryptophan123 mgTryptophan in Aminocaps against 605 products123 mg per serving; the middle half of products list 55 mg to 471 mg, the median 123 mg.123 mg

50% of 605 products listing tryptophan give more (median 123 mg).

L-Tyrosine146 mgTyrosine in Aminocaps against 1,680 products146 mg per serving; the middle half of products list 150 mg to 989 mg, the median 500 mg.146 mg

77% of 1,680 products listing tyrosine give more (median 500 mg).

L-Valine247 mgValine in Aminocaps against 1,632 products0.247 g per serving; the middle half of products list 0.5 g to 1.5 g, the median 1.25 g.0.247 g

87% of 1,632 products listing valine give more (median 1.25 g).

Vitamin B66 mg300%Vitamin B6 in Aminocaps against 15,277 products6 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg6 mg

49% of 15,277 products listing vitamin B6 give more (median 6 mg).

Zincas Zinc AspartateZinc (Form: as {Zinc} Aspartate)12 mg80%Zinc in Aminocaps against 13,186 products12 mg per serving; the middle half of products list 5 mg to 15 mg, the median 11 mg.DV 11 mgUL 40 mg12 mg

Higher than 53% of 13,186 products listing zinc (median 11 mg).

Source: NIH ODS Dietary Supplement Label Database, label 23596 (entered July 25, 2013), 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:

  • 94% of the 1,614 products that print an amount of isoleucine list more than its 0.085 g of L-isoleucine (filed by NIH under isoleucine) (median 1.23 g).
  • 91% of the 2,056 products that print an amount of leucine list more than its 0.197 g of L-leucine (filed by NIH under leucine) (median 2.5 g).
  • 94% of the 2,337 products that print an amount of taurine list more than its 39 mg of taurine (median 500 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 Aminocaps'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: 6 - 18 capsules as an essential protein supplement between meals or directed by your health professional.
Storage
CAUTION: KEEP THE BOTTLE CLOSED IN A COOL, DRY PLACE, PROTECTED FROM SUN LIGHT.

Source: label statements in DSLD label 23596.

What else is on the label?

Other ingredients: Magnesium Stearate, CabOsil.

How many labels does Aminocaps have?

One label is on file, entered on July 25, 2013.

  1. Label 23596 (current) Entered July 25, 2013 · off the market October 4, 2023 · 250 vegetarian capsules

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

Who makes it?

The label names Intensive Nutrition Inc. (manufacturer), San Leandro, CA. All Intensive Nutrition products.

Where next?