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    ¹ Fischer T.W., Hipler U.C., Elsner P., int. J. of Dermatology, 2007, 46, 27-35.

    ² Blessels G. J., J. of Alzheimer’s Disease, 2010, 20, 143-150. Also Goto A., DIABETES, 2011, 60, 269-275 as well as Mark A. Pereira, Emily D. Parker, Aaron R. Folsom, ARCH INTERN MED., 2006, 166, 1311-1311-1316. 8 ) Sisto T., Bussoletti C., Celleno L., J. Appl. Cosmeto., 2013, 31, 47-56.

    ³ Williams C.J., DIABETES CARE, 2008, 31, 504-507.

    ⁴ Modi A. A., Feld J. J. et al, Hepatology, 2010, 51, 201-209.

    ⁵ Song F., Cancer Res, 2012, 72, 3282-3289.

    ⁶ Jernstroem H., Br. J. of Cancer, 2008, 99, 1534-1538.

    ⁷ Otberg N, Teichmann A, Rasuljev U, Sinkgraven R, Sterry W, Lademann J (2007): Follicular penetration of topically applied caffeine via a shampoo formulation. Skin Pharmacol Physiol.;20(4):195-8.

    Microscopic image of a hair root in brown and blue, intended to symbolise the effect of the Alpecin Caffeine ComplexMicroscopic image of a hair root in brown and blue, intended to symbolise the effect of the Alpecin Caffeine Complex

    Prevent hair loss* with caffeine

    Research confirms: Caffeine stimulates hair roots!

    View caffeine shampoos & liquids

    Caffeine: Natural growth booster for hair & vitality

    Caffeine, a xanthine alkaloid, is used medically as a stimulant and diuretic. In everyday life, many know it from coffee, tea, or cola. Caffeine stimulates metabolism, heart activity, and respiration. But it can do much more: Discover on this page the positive effects caffeine has on our body and how it promotes hair growth and prevents hair loss*.

    EffectsEffects: 6 positive effects of caffeine on our body

    A man in a laboratory setting looks through a microscope, symbolising the scientifically studied effects of caffeine.
    1. Studies show: Caffeine promotes hair growth¹ Caffeine improves the nourishment of hair roots. Necessary amount = 50 cups of coffee or Alpecin caffeine hair care once daily.
    2. Caffeine can protect against type 2 diabetes² 7 cups of coffee daily halve the risk of diabetes. Caffeine lowers blood sugar levels and reduces insulin resistance.
    3. Caffeine has beneficial effects on breast cancer³ 2-3 cups of coffee a day can reduce the risk of breast cancer. Participants on average developed cancer 7 years later and less frequently. It is suspected that caffeine activates compounds used in breast cancer therapy.
    4. Caffeine can protect against liver cancer⁴ 4 cups of coffee a day can reduce the risk of liver cancer, as caffeine positively affects metabolism.
    5. Caffeine helps reduce the risk of skin cancer⁵ More than 3 cups of coffee daily reduce the risk of basal cell carcinoma.
    6. Caffeine helps with weight loss⁶ The hormone adiponectin is considered a "fat brake." The more produced, the less we eat. Caffeine can increase adiponectin levels in the body.

    Hair loss preventionHair loss prevention: Caffeine as prevention against hereditary hair loss

    Hereditary hair loss is often caused by hair roots that are overly sensitive to dihydrotestosterone (DHT). DHT inhibits the formation of c-AMP, an energy messenger crucial for the hair root's metabolism. This can lead to shortened growth phases and hair loss.
    Caffeine can counteract this by inhibiting the negative influence of testosterone on hair growth and compensating for the energy deficit. By extending the growth phases of the hair roots, caffeine supports hair growth well into old age.

    Active IngredientsActive Ingredients: The Alpecin Caffeine Complex

    Find out about the active ingredients we use to combat hereditary hair loss.

    Microscopic image of a hair root in brown and blue, intended to symbolise the effect of the Alpecin Caffeine Complex.

    Caffeine stimulates the hair roots

    Caffeine has been known for more than 20 years for its growth-stimulating effect on hair roots. It inhibits the breakdown of the intracellular messenger cAMP. As a result, more energy is available to the cells and cell growth is stimulated.

    Caffeine is therefore the most researched active ingredient of plant origin against hereditary hair loss.

    Microscopic image of a hair root in brown and blue, intended to symbolise the effect of the Alpecin Caffeine Complex.

    Complementary active ingredients

    Zinc and niacin promote energy metabolism and can improve nutrient supply to the hair roots.

    Caffeine hair care productsCaffeine hair care products: Caffeine shampoos & liquids stimulate

    Graph illustration with the y-axis representing the severity of hair loss and the x-axis representing age; a steep grey curve shows the progression of hair loss without caffeine and a flatter red curve shows the milder progression of hair loss with the Alpecin Caffeine Complex.

    Through the development of Alpecin products with the caffeine complex, optimally concentrated caffeine reaches the hair root directly. The caffeine-containing active ingredient combination counteracts the inherited and unwanted effects of testosterone – the growth phases extend back to a natural length, making hair growth possible well into old age.

    Alpecin Coffein-Shampoos & Liquids

    Do you want even more power?

    Long-lasting effect: Caffeine quickly penetrates the hair follicle and remains detectable even 24 hours later!

    • Clinical studyClinical study: Study on the penetration of caffeine from a shampoo formula⁷

      Conducted at the Centre for Experimental and Applied Cutaneous Physiology and the Clinical Research Centre for Hair and Skin Physiology at the Charité University Hospital, Berlin

    • Further studies & research results

      Discover all studies

    GuideGuide: Recommended for you

    * hereditary hair loss
    ** in vivo study, subgroup analysis, placebo-controlled, n=30 participants with hereditary hair loss

    NewNew: Caffeine DMG Shampoo

    Active complex with caffeine + dimethylglycine (DMG)

    • Effectively reduces hereditary hair loss
    • Can boost hair growth**
    • Only available here in the Alpecin shop
    View product
    • A young man looks critically into the mirror to identify the first signs of hereditary hair loss

      Help with hereditary hair loss

      Find out how you can effectively counteract hereditary hair loss - without the use of medication!

      Read more
    • A man with dark hair leans forward, presenting the back of his head as a symbol for the causes of hair loss.

      Causes and reasons for hair loss

      Genetic predisposition is not the only factor that plays an important role in hair loss. Reduced blood circulation on the scalp, external environmental factors, stress and illness can also contribute to hair loss.

      Read more
    • A young man looks critically in the mirror, examining his receding hairline as an early sign of hereditary hair loss.

      Receding hairline: a wake-up call to act in the case of hereditary hair loss

      Recognise receding hairlines and find out how you can actively counteract them.

      Read more

    Product finderProduct finder: Purely a matter of type: Find the ideal Alpecin for you

    Discover which Alpecin product suits you best - tailored individually for strong hair and a healthy scalp.

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    • Power for the hair root

      Only when the hair root has enough energy and strength available can the hair grow healthily and strongly.

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              Vorderseite der Alpecin C1 Coffein Shampoo-Flasche mit rotem Deckel. Dunkelblaues Design mit weißem Alpecin-Logo, darunter ‚Coffein Shampoo‘ und Hinweis auf die stimulierende Wirkung auf Haarwurzeln. Seitliches schwarzes Label mit ‚Hair Energizer‘. Orangefarbener ‚C1 fühlbar mehr Haar‘-Schriftzug.

              Caffeine Shampoo C1

              250 ml

              €6.99 RRP250 ml (€27.96 / 1 l) • including VAT, plus shipping
              Vorderseite der Alpecin C1 Coffein Shampoo-Flasche in der Black Edition. Schwarzes Design mit weißem Alpecin-Logo, darunter ‚Coffein Shampoo‘ und Hinweis auf die stimulierende Wirkung auf Haarwurzeln. Schwarzes Label mit ‚Hair Energizer‘

              Caffeine Shampoo C1 Black Edition

              250 ml

              €6.99 RRP250 ml (€27.96 / 1 l) • including VAT, plus shipping
              Alpecin Sport Coffein Shampoo in schwarzer Flasche mit rotem Deckel. Entwickelt mit Taurin und Mikronährstoffen für erhöhten Energiebedarf. Enthält das CTX-Wirkstoffsystem. Hair Energizer.

              Sport Caffeine Shampoo CTX

              250 ml

              €6.99 RRP250 ml (€27.96 / 1 l) • including VAT, plus shipping
              Vorderseite der Alpecin Coffein Liquid Flasche mit rotem Etikett. Dunkelblaues Design mit weißem Alpecin-Logo, darunter ‚Coffein Liquid‘ und Hinweis auf die Stärkung der Haarwurzel und Vorbeugung von erblich bedingtem Haarausfall. Schwarzes Label mit ‚Hair Energizer‘.

              Caffeine-Liquid

              200 ml

              €9.99 RRP200 ml (€49.95 / 1 l) • including VAT, plus shipping
              Alpecin Coffein Hair Booster (200 ml). Leistungssteigerndes Hair-Tonic mit Coffein zur Stärkung der Haarwurzeln nach dem Waschen. Verleiht dem Haar mehr Griff und Kraft.

              Caffeine Hair Booster

              200 ml

              €9.99 RRP200 ml (€49.95 / 1 l) • including VAT, plus shipping
              Vorderseite der Alpecin Doppel-Effekt Coffein Shampoo-Flasche mit rotem Deckel. Weißes Alpecin-Logo, darunter ‚Doppel Effekt‘ und ‚Coffein Shampoo‘ in einem orangefarbenen Feld. Text: ‚gegen Haarausfall* und Schuppen‘ mit zwei Häkchen.

              Double Effect Caffeine Shampoo

              200 ml

              €8.99 RRP200 ml (€44.95 / 1 l) • including VAT, plus shipping
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