Cystéine in food supplements
397 supplements declared in France contain Cystéine as a substance or active ingredient.
Compl'Alim declarations. Compl'Alim, food supplement declarations (France), retrieved 23 October 2026.
In plain words
À quoi il sert, selon les fabricants
Objectifs les plus souvent annoncés pour les compléments qui en contiennent (Cystéine) : cheveux et ongles (136 produits), sport (39 produits), peau (30 produits), antioxydant (18 produits), détoxifiant / draineur (18 produits).
Ce sont les objectifs déclarés par les fabricants à l'administration, pas des effets démontrés. Sur l'emballage, seules les allégations de santé autorisées par l'Union peuvent être écrites.
Compl'Alim, food supplement declarations (France), retrieved 23 October 2026.
What the registers say, country by country
Each line repeats what an official register says on the date it was consulted. Not being in a register means neither allowed nor banned.
Compl'Alim ingredient list (France): listed.
Compl'Alim, reference list of ingredients, retrieved 21 October 2026.
Canada, licensed natural health products (LNHPD): 1 product.
Licensed Natural Health Products Database (LNHPD), Health Canada: licensed products, ingredients, doses, uses and risks, retrieved 27 October 2026.
Contains information licensed under the Open Government Licence – Canada (Health Canada, LNHPD)
Licence du gouvernement ouvert – Canada 2.0 (OGL-Canada 2.0)
United States, supplement labels (DSLD; supplements need no prior approval): 116 products.
Dietary Supplement Label Database (DSLD), US National Institutes of Health: current and off-market labels, retrieved 27 October 2026.
Source: NIH Office of Dietary Supplements, Dietary Supplement Label Database (CC0); US market labels.
Malaysia, registered products: 2 products.
NPRA, Malaysian pharmaceutical products register, retrieved 27 October 2026.
Ministère de la santé de Malaisie / NPRA, Pharmaceutical Products, CC BY 4.0
Declared daily quantities
| Unit | Products | Median | Minimum | Maximum |
|---|---|---|---|---|
| mg | 79 | 170 | 3.9 | 2,000 |
Calculated from Compl'Alim declarations that provide a quantity. These are quantities declared by manufacturers, not measurements, and preparation is not distinguished (powder, extract of varying concentration): differences between products can be very large.
Products
- Complexe ongles et cheveux gélule, withdrawn from the market
- Force capillaire Laboratoires Juvamine, comprimé, withdrawn from the market
- HAIR BOOSTER PLUS ELLIKRIL, gélule, withdrawn from the market
- HAIR GUM MEDISENS, gomme à mâcher, withdrawn from the market
- HYDRO-S Circulation Serie Radieuse, compte-gouttes, withdrawn from the market
- Hair Volume comprimé, withdrawn from the market
- IRON PERFORMANCE ERIC FAVE SPORT, gélule, withdrawn from the market
- IRON PERFORMANCE ERIC FAVE SPORT, gélule, withdrawn from the market
- IRON ULTRA FAT BURNER ERIC FAVRE SPORT, gélule, withdrawn from the market
- Iron ultra fat burner gélule, withdrawn from the market
- KERATIFORM Le Complément Français, gélule, withdrawn from the market
- KERATIFORM Le Complément Français, gélule, withdrawn from the market
- KERATINE FORTE 500 mg gélule, withdrawn from the market
- Kératine liposomale A-LAB, gélule, withdrawn from the market
- Kératine revitalisant capsule, withdrawn from the market
- LEVIFER capsule, withdrawn from the market
- LIVER STACK Trec Nutrition, capsule, withdrawn from the market
- Natural Hair Booster gélule, withdrawn from the market
- Nutrition Beauté Nahrin, gélule, withdrawn from the market
- Ongles Cheveux gélule, withdrawn from the market
- Ongles et Cheveux gélule, withdrawn from the market
- PA / Pollution autre : sachet + 2 gélules de formules différentes, withdrawn from the market
- PE / Perturbateurs endocriniens autre : 3 composantes : sachets + 2 gélules de formules différentes, withdrawn from the market
- PE / Régulation hormonale autre : 3 composantes : sachets + 2 gélules de formules différentes, withdrawn from the market
- Pernadol Sekoya, gélule, flavour cardamome, withdrawn from the market
- Pollution atmosphérique autre : sachet + 2 gélules de formules différentes, withdrawn from the market
- RUBACTIV sachet, withdrawn from the market
- RUBACTIV comprimé, withdrawn from the market
- SYNCHRO LEVELS spray, withdrawn from the market
- Super Complexe Action Prolongée VIT'ALL+, comprimé, withdrawn from the market
- THERALICA ONGLES & CHEVEUX gélule, withdrawn from the market
- Théralica Cheveux & Ongles gélule, withdrawn from the market
- Ultra Sport Vitamines flacon, withdrawn from the market
- VECTIREGYL NUTERGIA, gélule, withdrawn from the market
- Zinc liposomal gélule, withdrawn from the market
- auto Bronzant Laboratoires Juvamine, gélule, withdrawn from the market
- ÉCLAT-ABSOLU D-LAB NUTRICOSMETICS, gélule, withdrawn from the market