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L-Cysteine Powder

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FROM $999.96

L-Cysteine Powder

Key Features

  • Maintains optimal health
  • Promotes fast muscle recovery
  • Intact protein structure
  • Taste

  • Mixability

L-Cysteine HCL is an amino acid with added HCL. Cysteine is known for maintaining good health of hair, nails and skin and overall wellness.


Serving Size & Timing

This supplement should be taken in servings of 500mg to be consumed between one and three times per day.

Nutritional Information

Supplement Facts

Serving size: 500 milligrams
Serving per container: *
Amount Per Serving % Daily Value**
L-Cysteine HCL 500mg *
* Daily Value not established.
** Based on 2,000 calorie diet


Sugar, soy, dairy, yeast, gluten, corn and additives.

As a dietary supplement, take 500mg (rounded 1/8 tsp) one to three times a day, or as directed by physician.

US Standard Measuring Spoons
Spoon Size(level) milligrams
1/16 teaspoon 185
1/8 teaspoon 371
1/4 teaspoon 742



While this supplement has no fillers of any kind, it does have a water molecule attached to it.

Due to the sulfuric content of L-Cysteine, this product has a somewhat strong odor. This is normal and is an indicator of its potency.


As long as suggested serving sizes are adhered to, this supplement is considered safe for consumption. However, taking too much may cause stress and DNA damage. Those diagnosed with Cystinuria should not take this supplement due to risk of gallstones developing. Drink plenty of water when taking this supplement.


This supplement is easily dissolved in warmer water. It has a bit of a sour taste to it. It may be more effective if taken in conjunction with Vitamin C, E, B6, Selenium and Calcium. It should be stored in an area free from light, heat and moisture.

California residents: Click here for Proposition 65 warning.

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