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L-Cysteine/N-Acetyl L-Cysteine

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14
products
Updated April 2026

Dosage Range

38 mgavg 104.46 mg200 mg

L-Cysteine/N-Acetyl L-Cysteine is found in 37 supplement products from 2 brands. Dosages range from 38 to 200 mg, with an average of 104.46. The most common form is Other (e.g. tea bag).

Top 5 Highest-Dosage L-Cysteine/N-Acetyl L-Cysteine Supplements

  1. Ultra Preventive III Low Allergenicity by Douglas Laboratories200 mg
  2. Ultra Preventive III with Copper & Iron by Douglas Laboratories200 mg
  3. Ultra Preventive IX by Douglas Laboratories200 mg
  4. Monster Multi by CytoSport100 mg
  5. Ultra Preventive III Capsules by Douglas Laboratories100 mg

Ultra Preventive III Low Allergenicity by Douglas Laboratories has the highest L-Cysteine/N-Acetyl L-Cysteine dosage at 200 mg. Ultra Cardio Support Pack by Douglas Laboratories has the lowest at 75 mg.

All Products

showing 14 of 14
Ultra Preventive III Low Allergenicity
⚠ EXCEEDS UL (2)
● OTHER INGREDIENTS (2)
Douglas Laboratories
200 mg DVTablet or Pill
Ultra Preventive III with Copper & Iron
● OTHER INGREDIENTS (2)
Douglas Laboratories
200 mg DVTablet or Pill
Ultra Preventive IX
⚠ EXCEEDS UL (3)
● OTHER INGREDIENTS (2)
Douglas Laboratories
200 mg DVTablet or Pill
Monster Multi
⚠ EXCEEDS UL (2)
● OTHER INGREDIENTS (4)
CytoSport
100 mg DVOther (e.g. tea bag)
Ultra Preventive III Capsules
● OTHER INGREDIENTS (2)
Douglas Laboratories
100 mg DVCapsule
Bone Health Pack
⚠ EXCEEDS UL
● OTHER INGREDIENTS (3)
Douglas Laboratories
75 mg DVOther (e.g. tea bag)
Memory Pack
● OTHER INGREDIENTS (2)
Douglas Laboratories
75 mg DVOther (e.g. tea bag)
Senior Women's Pack
⚠ EXCEEDS UL
● OTHER INGREDIENTS (3)
Douglas Laboratories
75 mg DVOther (e.g. tea bag)
Week Four: Repair
● OTHER INGREDIENTS (2)
Douglas Laboratories
75 mg DVOther (e.g. tea bag)
BP Pack
⚠ EXCEEDS UL
● OTHER INGREDIENTS (2)
Douglas Laboratories
75 mg DVOther (e.g. tea bag)
Ultra Preventive Teen
● OTHER INGREDIENTS (2)
Douglas Laboratories
50 mg DVTablet or Pill
Skin Support Pack
● OTHER INGREDIENTS (2)
Douglas Laboratories
38 mg DVOther (e.g. tea bag)
Met-A-SynX-Pack
● OTHER INGREDIENTS (2)
Douglas Laboratories
38 mg DVOther (e.g. tea bag)
Ultra Cardio Support PackDiscontinued
● OTHER INGREDIENTS (3)
Douglas Laboratories
75 mg DVOther (e.g. tea bag)

Frequently Asked Questions

How many products contain L-Cysteine/N-Acetyl L-Cysteine?

There are 37 supplement products containing L-Cysteine/N-Acetyl L-Cysteine from 2 brands in the NIH DSLD database.

What is the average L-Cysteine/N-Acetyl L-Cysteine dosage?

The average L-Cysteine/N-Acetyl L-Cysteine dosage across supplement products is 104.46 mg. Dosages range from 38 to 200 mg.

What is the most common form for L-Cysteine/N-Acetyl L-Cysteine supplements?

The most common product form for L-Cysteine/N-Acetyl L-Cysteine supplements is Other (e.g. tea bag).

What brands make L-Cysteine/N-Acetyl L-Cysteine supplements?

There are 2 brands that make supplements containing L-Cysteine/N-Acetyl L-Cysteine in the NIH DSLD database.

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Quick Facts

Products
37
Brands
2
Avg Dose
104.46 mg
Common Form
Other (e.g. tea bag)
Category
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