Frequently asked Questions


  1. Why is there Plantur 21 now?
  2. What is the difference between Plantur 39 and Plantur 21?
  3. Plantur 21 and 39 – aren’t they the same?
  4. I am suddenly losing hair after pregnancy. What can I do against this?
  5. I am only in my mid-20s and lose a lot of hair every day. What can I do against this?
  6. What is the nutri-caffeine complex?
  7. How does the nutri-caffeine complex take effect?
  8. What is meant by poor hair growth?
  9. What is the cause of poor hair growth?
  10. I have noticed poor hair growth and premature hair loss. What should I use: the Plantur 21 Nutri-Caffeine Shampoo, the Nutri-Caffeine Elixir, or both?
  11. How long do I have to use the Plantur 21 products?
  12. What quantity is required for correct application of the Nutri-Caffeine Shampoo and the Nutri-Caffeine Elixir?

Nutri-Caffeine Shampoo

  1. How do I use the Plantur 21 Shampoo?
  2. Can I also use the Plantur 21 Shampoo on bleached hair?
  3. I have fine hair. Will Plantur 21 also help with that?
  4. Can you fight hair loss with a shampoo at all?

Nutri-Caffeine Elixir

  1. Can I use styling products such as hair spray and hair lacquer, gel or wax after application of the Plantur 21 Nutri-Caffeine Elixir?
  2. Should I rinse out the Nutri-Caffeine Elixir after application?
  3. Can the Nutri-Caffeine Elixir also be used on dry hair or is it absolutely necessary to wash the hair beforehand?
  4. Is the Nutri-Caffeine Elixir suitable for daily application?
  5. Can I use the Nutri-Caffeine Elixir several times a day (e.g. in the bathroom in the morning and at night after exercising)?
  6. Is the Nutri-Caffeine Elixir also suitable for sensitive scalps?
  7. What active ingredients are included in the Nutri-Caffeine Elixir?
  8. The Nutri-Caffeine Elixir contains alcohol. Is this harmful?
  9. I have been using Plantur 21 Nutri-Caffeine Elixir for three weeks already and do not notice any improvement of my hair loss.
  10. Despite regular application of the Nutri-Caffeine Elixir, I still lose a lot of hair. Does the scalp tonic not work in all cases?
  11. What happens if you stop using the Nutri-Caffeine Elixir? Will you lose more hair?


  1. What are the active ingredients in the conditioner?
  2. What is the correct application of the Plantur 21 Nutri-Conditioner?
  3. When should I use the conditioner?
  4. Is it enough if I use only the Nutri-Conditioner? Will my hair be protected against hair loss?
  5. I have light-coloured or bleached hair. The conditioner is pink. Will my hair be coloured pink with regular application?
  6. Why is there now a conditioner for the Plantur 21 Nutri-Caffeine Shampoo? Doesn’t the shampoo contain sufficient conditioning agents?
  7. Won’t the additional conditioning process rinse out the caffeine that was absorbed from the shampoo?
  8. Where can I buy the Plantur 21 Nutri-Conditioner?
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Pressure to perform

Lack of growth energy

Dr. Klenk

Nutri-caffeine complex

poor hair growth
Various stressors

Hair wash

Stress factors



Personal risk factors