PlainVitamins

Tri-Amino

by Best Naturals · tablet or pill · 120 tablets

  • On the market (NIH)
  • UPC 8 17716 01492 0
  • DSLD label 270193
  • Serving 4 tablets
  • 30 servings

Tri-Amino by Best Naturals lists 3 ingredients, 3 with an amount per serving of 4 tablets, such as 1,448 mg of L-arginine hydrochloride, 900 mg of L-ornithine hydrochloride and 1,200 mg of L-lysine hydrochloride. Its current label entered the NIH Dietary Supplement Label Database on June 16, 2022.

What is in Tri-Amino?

Each row as the label prints it, per serving of 4 tablets. 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).

Tri-Amino: Supplement Facts rows against the market (DSLD label 270193, January 2026 release)
IngredientAmount% DVAmong products listing it
L-Arginine Hydrochloride1,448 mgArginine in Tri-Amino against 1,455 products1,448 mg per serving; the middle half of products list 167 mg to 1,000 mg, the median 500 mg.1,448 mg

Higher than 80% of 1,455 products listing arginine (median 500 mg).

L-Ornithine Hydrochloride900 mgOrnithine in Tri-Amino against 258 products900 mg per serving; the middle half of products list 100 mg to 900 mg, the median 400 mg.900 mg

Higher than 73% of 258 products listing ornithine (median 400 mg).

L-Lysine Hydrochloride1,200 mgLysine in Tri-Amino against 1,250 products1,200 mg per serving; the middle half of products list 148.25 mg to 996.25 mg, the median 500 mg.1,200 mg

Higher than 84% of 1,250 products listing lysine (median 500 mg).

Source: NIH ODS Dietary Supplement Label Database, label 270193 (entered June 16, 2022), version 9.4.0. See the label on DSLD or its label image (PDF). Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.

Is that a lot?

Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient.

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?

6 products list 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: As a dietary supplement, take four (4) tablets one or more times daily with juice or water. Take before exercise or at bedtime. Consider taking this product in combination with Best Naturals L-Citrulline and P-5-P.
Warnings
Caution: For adults only, if you are pregnant, nursing, taking any medications or have any medical condition, consult your doctor before use.
Caution: For adults only, if you are pregnant, nursing, taking any medications or have any medical condition, consult your doctor before use. Discontinue use and consult your doctor if any adverse reactions occur.
Keep out of the reach of children.
Do not use if safety seal is broken or missing.
Allergens and what it does not contain
No artificial color, flavor or sweetener, no preservatives, no sugar, no starch, no milk, no lactose, no soy, no gluten, no wheat, no yeast, no fish.
Storage
Keep in cool, dry place.

Source: label statements in DSLD label 270193.

What else is on the label?

Other ingredients: Dicalcium Phosphate, Microcrystalline Cellulose, Croscarmellose Sodium, Stearic Acid, Magnesium Stearate, Silicon Dioxide, Pharmaceutical Glaze.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Made in USA; GMP Good Manufacturing Practice Product.

How many labels does Tri-Amino have?

One label is on file, entered on June 16, 2022.

  1. Label 270193 (current) Entered June 16, 2022 · on the market · 120 tablets · UPC 8 17716 01492 0

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

Who makes it?

The label names Best Naturals (distributor), Kenilworth, NJ. All Best Naturals products.

Where next?