PlainVitamins

Amino Complex Lemon

by Thorne FX · powder · 7.7 ozs

  • Off the market since December 2019 (NIH)
  • UPC 6 93749 00413 4
  • DSLD label 35577
  • Serving 7.3 g (1 scoop)
  • 30 servings

Amino Complex Lemon by Thorne FX lists 11 ingredients, 11 with an amount per serving of 7.3 g, such as 1.25 g of L-leucine, 650 mg of L-lysine, 625 mg of L-isoleucine and 625 mg of L-valine, beside 3 Nutrition Facts rows (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on July 25, 2014.

What is in Amino Complex Lemon?

Each row as the label prints it, per serving of 7.3 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).

Amino Complex Lemon: Supplement Facts rows against the market (DSLD label 35577, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories20 Calories
Total Carbohydrates0 g0%
Sugar0 g
Other Carbohydrates0 g
L-Leucine1.25 gLeucine in Amino Complex Lemon against 2,056 products1.25 g per serving; the middle half of products list 1 g to 3.5 g, the median 2.5 g.1.25 g

69% of 2,056 products listing leucine give more (median 2.5 g). Per day at the most servings: 2.5 g.

L-Lysineas L-Lysine ChlorideL-Lysine (Form: as L-Lysine Chloride)650 mgLysine in Amino Complex Lemon against 1,250 products650 mg per serving; the middle half of products list 148.25 mg to 996.25 mg, the median 500 mg.650 mg

Higher than 63% of 1,250 products listing lysine (median 500 mg). Per day at the most servings: 1,300 mg.

L-Isoleucine625 mgIsoleucine in Amino Complex Lemon against 1,614 products0.625 g per serving; the middle half of products list 0.5 g to 1.5 g, the median 1.23 g.0.625 g

70% of 1,614 products listing isoleucine give more (median 1.23 g). Per day at the most servings: 1.25 g.

L-Valine625 mgValine in Amino Complex Lemon against 1,632 products0.625 g per serving; the middle half of products list 0.5 g to 1.5 g, the median 1.25 g.0.625 g

69% of 1,632 products listing valine give more (median 1.25 g). Per day at the most servings: 1.25 g.

L-Threonine350 mgTHREONINE in Amino Complex Lemon against 590 products350 mg per serving; the middle half of products list 140 mg to 886.25 mg, the median 500 mg.350 mg

57% of 590 products listing THREONINE give more (median 500 mg). Per day at the most servings: 700 mg.

L-Histidineas L-Histidine Hydrochloride MonohydrateL-Histidine (Form: as L-Histidine Chloride Monohydrate)150 mgHistidine in Amino Complex Lemon against 591 products150 mg per serving; the middle half of products list 50 mg to 402.8 mg, the median 125 mg.150 mg

Higher than 51% of 591 products listing histidine (median 125 mg). Per day at the most servings: 300 mg.

L-Cysteine150 mgCysteine in Amino Complex Lemon against 516 products150 mg per serving; the middle half of products list 30 mg to 200 mg, the median 85 mg.150 mg

Higher than 65% of 516 products listing cysteine (median 85 mg). Per day at the most servings: 300 mg.

L-Phenylalanine100 mgPhenylalanine in Amino Complex Lemon against 611 products100 mg per serving; the middle half of products list 100 mg to 597.5 mg, the median 250 mg.100 mg

71% of 611 products listing phenylalanine give more (median 250 mg). Per day at the most servings: 200 mg.

L-Methionine50 mgMETHIONINE in Amino Complex Lemon against 981 products50 mg per serving; the middle half of products list 25 mg to 250 mg, the median 100 mg.50 mg

58% of 981 products listing METHIONINE give more (median 100 mg). Per day at the most servings: 100 mg.

L-Tyrosine30 mgTyrosine in Amino Complex Lemon against 1,680 products30 mg per serving; the middle half of products list 150 mg to 989 mg, the median 500 mg.30 mg

93% of 1,680 products listing tyrosine give more (median 500 mg). Per day at the most servings: 60 mg.

L-Tryptophan20 mgTryptophan in Amino Complex Lemon against 605 products20 mg per serving; the middle half of products list 55 mg to 471 mg, the median 123 mg.20 mg

90% of 605 products listing tryptophan give more (median 123 mg). Per day at the most servings: 40 mg.

Source: NIH ODS Dietary Supplement Label Database, label 35577 (entered July 25, 2014), 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:

  • 93% of the 1,680 products that print an amount of tyrosine list more than its 30 mg of L-tyrosine (filed by NIH under tyrosine) (median 500 mg).
  • 90% of the 605 products that print an amount of tryptophan list more than its 20 mg of L-tryptophan (filed by NIH under tryptophan) (median 123 mg).

The NIH database records 1 to 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?

1 product lists the very same ingredients; the nearest amounts come first.

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: Mix 1 scoop with 6 oz of water one to two times daily or as recommended by your fitness professional.
Warnings
If pregnant, consult your health-care practitioner before using this product.
TAMPER EVIDENT: Use only if bottle is sealed.
Allergens and what it does not contain
NO WHEAT, CORN, GLUTEN, YEAST, EGG, SOY, DAIRY PRODUCTS, ARTIFICIAL COLORS, ARTIFICIAL SWEETENERS, ARTIFICIAL FLAVORS, LACTOSE, MAGNESIUM STEARATE, PALMITIC ACID, OR STEARIC ACID.
Storage
Store tightly sealed in a cool, dry place.

Source: label statements in DSLD label 35577.

What else is on the label?

Other ingredients: Citric Acid, Flavors, Stevia extract, Silicon Dioxide, Riboflavin.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): CREATED FOR FITNESS EXPERTS THORNE FX; Pn.

How many labels does Amino Complex Lemon have?

3 labels are on file under this name since July 25, 2014: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 35577 (current) Entered July 25, 2014 · off the market December 18, 2019 · 7.7 ozs · UPC 6 93749 00413 4
  2. Label 35574 Entered July 25, 2014 · off the market March 20, 2014 · 7.7 ozs · UPC 6 93749 00413 4
  3. Label 35571 Entered July 25, 2014 · off the market February 24, 2014 · 6.8 ozs · UPC 6 93749 00413 4

DSLD also links this label to: Amino Complex Berry (flavor difference), Amino Complex Berry (flavor difference).

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

Who makes it?

The label names Thorne Research, Inc. (manufacturer), Dover, ID. All Thorne FX products.

Where next?