L-Cystine
amino acid
7
products
Updated April 2026Dosage Range
10 mgavg 111.86 mg150 mg
L-Cystine is found in 14 supplement products from 8 brands. Dosages range from 10 to 150 mg, with an average of 111.86. The most common form is Powder.
Top 5 Highest-Dosage L-Cystine Supplements
- Collagenics by Metagenics — 150 mg
- Amino Complex Berry Flavored by Thorne — 150 mg
- AMD by Genestra Brands — 100 mg
- Vitamins for the Hair Timed Release by Puritan's Pride — 100 mg
- Core Minerals by USANA — 80 mg
Collagenics by Metagenics has the highest L-Cystine dosage at 150 mg. Amino Blend by Progressive Professional from Progressive Laboratories has the lowest at 26 mg.
All Products
showing 7 of 7| Product | Brand | Amount | Daily Value | Form |
|---|---|---|---|---|
| Collagenics● OTHER INGREDIENTS (2) | Metagenics | 150 mg | — | Tablet or Pill |
| Amino Complex Berry Flavored | Thorne | 150 mg | — | Powder |
| AMD | Genestra Brands | 100 mg | — | Capsule |
| Vitamins for the Hair Timed Release⚠ EXCEEDS UL● OTHER INGREDIENTS (2) | Puritan's Pride | 100 mg | — | Other (e.g. tea bag) |
| Core Minerals● OTHER INGREDIENTS (2) | USANA | 80 mg | — | Tablet or Pill |
| GlowMode● OTHER INGREDIENTS (2) | Evlution Nutrition | 50 mg | — | Capsule |
| Amino Blend | Progressive Professional from Progressive Laboratories | 26 mg | — | Capsule |
Vitamins for the Hair Timed Release
⚠ EXCEEDS UL
● OTHER INGREDIENTS (2)
Puritan's Pride100 mg— DVOther (e.g. tea bag)
Frequently Asked Questions
How many products contain L-Cystine?
There are 14 supplement products containing L-Cystine from 8 brands in the NIH DSLD database.
What is the average L-Cystine dosage?
The average L-Cystine dosage across supplement products is 111.86 mg. Dosages range from 10 to 150 mg.
What is the most common form for L-Cystine supplements?
The most common product form for L-Cystine supplements is Powder.
What brands make L-Cystine supplements?
There are 8 brands that make supplements containing L-Cystine in the NIH DSLD database.
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Quick Facts
- Products
- 14
- Brands
- 8
- Avg Dose
- 111.86 mg
- Common Form
- Powder
- Category
- amino acid