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research A prospective real-world study evaluating serum levels of arginine and cysteine in women with chronic telogen effluvium: do we really need blanket prescription of amino acid supplementation?

1 citations , July 2022 in “Clinical and Experimental Dermatology”

This study suggests that arginine and cysteine deficiency is not present in women with chronic telogen effluvium, indicating that amino acid supplementation may be unnecessary in nutrient-replete populations.

research Comment on 'A prospective real world study evaluating serum levels of arginine and cysteine in females with chronic telogen effluvium: do we really need blanket prescription with amino acid supplementation?'

August 2022 in “Clinical and Experimental Dermatology”

This study found that serum cysteine levels were not lower in patients with chronic telogen effluvium and did not correlate with hair loss severity.

research Oral Supplementation with l-Cystine, Serenoa repens, Cucurbita pepo, and Pygeum africanum in Chronic Telogen Effluvium and Androgenetic Alopecia: A Double-Blind, Placebo-Controlled, Randomized Clinical Study

July 2024 in “Skin Appendage Disorders”

This study found that after 6 months of taking an oral supplement, patients with chronic telogen effluvium or androgenetic alopecia experienced a statistically significant increase in hair density and overall improved hair appearance compared to those taking a placebo, with the supplement being well tolerated.

research Efficacy of Oral Supplementation with Serenoa Repens, Pumpkin Seed Extract and Cysteine Combined with Topical Minoxidil 5% Vs Topical Minoxidil 5% Alone in Androgenic Alopecia A Randomised Assessor-Blinded 6-Month, Superiority Trial

February 2025 in “Clinical & Experimental Dermatology and Therapies”

In this randomized trial, oral supplementation with Serenoa repens, pumpkin seed extracts, and cysteine significantly improved the clinical effectiveness of topical 5% minoxidil lotion for treating androgenic alopecia in men and women compared to minoxidil alone, with both treatments being well tolerated.

research 51252 Oral supplementation with L-Cystine, Serenoa repens, Pumpkin seed oil and Pygeum africanum in Chronic Telogen Effluvium and Androgenetic Alopecia: A double-blind, placebo-controlled, randomized clinical study

September 2024 in “Journal of the American Academy of Dermatology”

No specific results were reported in this abstract; it aims to explore the psychological effects of hair loss conditions like Chronic Telogen Effluvium and Androgenetic Alopecia, emphasizing the potential link between micronutrient deficiency and hair health.

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community Clinical Trial: N-Acetyl-Cysteine for Treatment of AGA in Men

5 upvotes 5 years ago

N-Acetyl-Cysteine (NAC) is being explored for treating hair loss, but users report mixed results. Some also mention using Quercetin and Resveratrol without significant hair improvement.

community No access to RU, Pyri. Any alternative anti androgen?

in Treatment 4 upvotes 1 year ago

The conversation discusses alternatives to RU58841 for hair loss treatment, with suggestions including topical spironolactone, peppermint and rosemary oils, and saw palmetto. The user also considers ordering RU58841 from China but finds it too expensive.

community Any clinical study on cysteine alone for hair loss?

6 upvotes 1 year ago

The conversation discusses the lack of clinical studies on cysteine alone for hair loss, with the original poster already using medications like Minoxidil and finasteride. Suggestions include trying 2ddr as a growth stimulant, though concerns about side effects like gas are mentioned.

community Efficacy and Tolerability of N-Acetyl-Cysteine for Treatment of The Early-onset Androgenetic Alopecia in Men

26 upvotes 4 years ago

N-Acetyl-Cysteine (NAC) was found to improve hair parameters in men with early-onset androgenetic alopecia, showing increased terminal hair count and decreased vellus hair count, with good tolerability. NAC, used alone or with minoxidil, may help due to its antioxidant properties, though its effectiveness can vary among individuals.

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learn L-cysteine

What is L-cysteine, and why is it often included in hair growth supplements? Cysteine is a building block of keratin, the main protein in hair. Whether cysteine supplements help hair in people who eat enough protein is unproven.
Can taking L-cysteine orally really strengthen hair from the inside? No verified study shows that L-cysteine on its own strengthens hair. The one controlled trial found tested a multi-ingredient supplement in women with shedding and did not measure hair strength.
Does L-cysteine work better alone or when combined with other vitamins and minerals? Studies have only tested cysteine inside multi-ingredient supplements, so its effect alone, and whether combinations work better, is unknown.
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learn acetyl cysteine

learn L-methionine

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