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Tryptophan

amino acid

31
products
Updated April 2026

Dosage Range

0 mgavg 118.6 mg580 mg

Tryptophan is found in 63 supplement products from 25 brands. Dosages range from 0 to 580 mg, with an average of 118.6. The most common form is Powder.

Top 5 Highest-Dosage Tryptophan Supplements

  1. Pegan Thin Seed Protein 20 g Triple Chocolate by Julian Bakery580 mg
  2. Turn Down by Isotonix Essentials500 mg
  3. MacroMeal Ultimate Chocolate by MacroLife Naturals340 mg
  4. Silk Brown Rice Protein by BIOVEA Natural Foods300 mg
  5. Whey Protein Vanilla Peanut Butter by HTLT300 mg

Pegan Thin Seed Protein 20 g Triple Chocolate by Julian Bakery has the highest Tryptophan dosage at 580 mg. Source of Life Gold Drink Mix Delicious Tropical Fruit Flavor by Nature's Plus has the lowest at 0 NP.

All Products

showing 31 of 31
Turn Down
● OTHER INGREDIENTS (2)
Isotonix Essentials
500 mg DVPowder
Whey Protein Vanilla Peanut Butter
● OTHER INGREDIENTS (1)
HTLT
300 mg DVPowder
Women's Advanced Protein Cinnamon Bun
● OTHER INGREDIENTS (2)
GNC Pro Performance AMP
250 mg DVPowder
Brighter Day Natural Blackcurrant Flavour
● OTHER INGREDIENTS (1)
Higher Nature
220 mg DVTablet or Pill
Leanology Chocolate
● OTHER INGREDIENTS (1)
TriVita
158 mg DVPowder
Amino 2700
● OTHER INGREDIENTS (1)
Universal
105 mg DVTablet or Pill
Sleep Aid
● OTHER INGREDIENTS (1)
Dr. Berg
100 mg DVCapsule
DreamriteNutraChamps
100 mg DVCapsule
Universal Amino 2700
● OTHER INGREDIENTS (1)
Universal Nutrition
100 mg DVTablet or Pill
Amino 1900
● OTHER INGREDIENTS (1)
Universal
100 mg DVTablet or Pill
Universal Amino 2700
● OTHER INGREDIENTS (1)
Universal
100 mg DVTablet or Pill
Amino 2250
● OTHER INGREDIENTS (1)
Universal
60 mg DVTablet or Pill
Amino 1000
● OTHER INGREDIENTS (1)
Universal
50 mg DVCapsule
Bio-Aminos
● OTHER INGREDIENTS (2)
MBi Nutraceuticals
47 mg DVCapsule
CaproteinMt. Capra
42 mg DVPowder
All Insurance Vitamin Powder
⚠ EXCEEDS UL
● OTHER INGREDIENTS (2)
Bronson Laboratories
16 mg DVPowder
Amino Acid Complex
● OTHER INGREDIENTS (2)
Bronson
12 mg DVTablet or Pill
Matrix 1.0 Milk ChocolateSyntrax
1.9 Gram(s) DVPowder
Chia BonitaDiscontinuedaProvenProduct
108 mg DVOther (e.g. tea bag)
Amino 2250Discontinued
● OTHER INGREDIENTS (1)
Universal Nutrition
60 mg DVTablet or Pill

Frequently Asked Questions

How many products contain Tryptophan?

There are 63 supplement products containing Tryptophan from 25 brands in the NIH DSLD database.

What is the average Tryptophan dosage?

The average Tryptophan dosage across supplement products is 118.6 mg. Dosages range from 0 to 580 mg.

What is the most common form for Tryptophan supplements?

The most common product form for Tryptophan supplements is Powder.

What brands make Tryptophan supplements?

There are 25 brands that make supplements containing Tryptophan in the NIH DSLD database.

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Quick Facts

Products
63
Brands
25
Avg Dose
118.6 mg
Common Form
Powder
Category
amino acid