Skip to content

Cart

Your cart is empty

Continue shopping

Recommended Products

Microbiome Ferment
Microbiome Ferment

Wild herb ferment with fermented plant extracts and 24 microorganism strains for a modern ferment routine.

500 ml

(5.0)
Preis€29,99 (€59,98/L)

≈ 1,80 € / Tag

Magnesiumglycinat
Magnesium Glycinate

Magnesium Glycinate as a targeted supplement for a structured, long-term dietary routine in everyday life.

180 capsules / 187 g

(5.0)
Preis€29,90 (€159,89/kg)
Coenzym Q10
Coenzyme Q10

Premium Coenzyme Q10 for modern energy, cellular energy, and longevity routines.

30 capsules/ 11 g

Preis€22,99 (€2.090,00/kg)

≈ 0,77 € / Tag

Spermidin Signature
Spermidine Signature

Spermidine Complex with Buckwheat and Green Tea Extract, supplemented with Zinc.

30 Capsules / 17 g

Preis€49,99 (€2.940,59/kg)

ab ≈ 1,67 € / Tag (bei 1 Kapsel)

Zu „Gut & Immune System“

The Gut of the Centenarians - Book

1 piece

Preis€24,00 (€24,00 each)

Tax included. at checkout

Shipping policy

Last updated: October 16, 2026

Thank you for shopping with devyne - natural longevity. This policy explains how we ship your order, what it costs, and what to expect after you buy.

Order Processing

Except as otherwise stated on our website, orders are processed within the same business day (excluding holidays).

Orders placed after noon or on weekends and holidays may begin processing the next business day.

You'll receive a confirmation email with tracking as soon as your order ships, if the shipping method supports it.

Shipping Methods & Delivery Times

Available shipping methods and estimated delivery times are shown at checkout. Delivery times are estimates, not guarantees, and begin once your order ships. They may be affected by carrier delays, weather, or other events outside our control.

Shipping costs

Shipping charges are calculated at checkout based on your destination, order weight, and selected shipping method. Free standard shipping may be available on selected orders as displayed at checkout.

United Kingdom customs, taxes and other applicable fees

For orders shipped to the United Kingdom, taxes, duties, and import fees may apply. Where available, these charges will be calculated and collected at checkout. If taxes or duties are collected at checkout, they will be shown before you place your order. If these charges are not collected at checkout, they may be due before or at delivery and are the customer’s responsibility unless otherwise stated.

In some cases, additional import charges, customs duties, VAT, brokerage fees, or carrier handling fees may be due when your order arrives in the United Kingdom. These charges are determined by UK customs authorities and/or the carrier and are the customer’s responsibility unless we expressly state at checkout that duties and taxes are prepaid.

Customs processing may also affect delivery times. We recommend checking your local import rules before placing an order.

European Union customs, taxes and other applicable fees

Orders shipped to countries in the European Union may be subject to VAT, customs duties, import taxes, and carrier brokerage or handling fees. Where available, applicable taxes, duties, and import fees will be calculated and shown at checkout before you place your order. If these charges are not collected at checkout, they may be due before or at delivery and are the customer’s responsibility unless otherwise stated.

If checkout states that duties and taxes are prepaid, your order will be shipped with those charges prepaid and you should not be asked to pay additional import charges at delivery. If checkout does not state that duties and taxes are prepaid, you may be required to pay VAT, customs duties, import taxes, brokerage fees, or carrier handling fees before or at delivery.

Import charges are determined by EU customs authorities and/or the carrier and may vary based on the destination country, product classification, product value, country of origin, and shipping method. Customs processing may also affect delivery times.

Order Tracking

Once your order ships, we'll email you a confirmation with a tracking number and link, if applicable. Please note tracking information may take time to update after you receive it.

Shipping destinations

We currently ship to Austria, Germany, and Netherlands.

International orders may be subject to customs duties, import taxes, fees, and customs delays. Any applicable charges collected at checkout will be shown before you complete your purchase.

Address accuracy

Please check your shipping address at checkout. Contact us as soon as possible if you need to correct it.

Lost, damaged, or delayed packages

If your order is lost, damaged, or delayed, contact us and we will help you work with the carrier.

Order Changes & Cancellations

Need to change or cancel your order? Contact us as soon as possible. We may be able to accommodate changes before your order ships, but once it's in transit we're unable to modify it. Refunds for cancelled or delayed orders will be processed promptly to the original payment method where possible.

Questions?

Contact our team at info@devyne.de.

  • Sachbuch
  • Darm & Stoffwechsel
  • 256 Seiten
  • Kneipp Verlag

Auf Lager

Delivery time 1-3 days

Versandkostenfrei ab 50,00 €


Sometimes a routine needs more than one product – it needs understanding. "The Gut of the 100-Year-Old" places gut health, metabolism, and longevity in a broader context, aligning with devyne's Gut & Immune System category.

  • Non-fiction book on gut, metabolism, and longevity in a modern longevity context
  • By Dr. med. Henning Sartor, Prof. Dr. med. Burkhard Schütz, and Katharina Zeiss
  • Subtitle: "How we stop metabolic toxins and thus rejuvenate cells"
  • 256 pages, hardcover, published by Kneipp Verlag (September 2025)
  • Integrates nutrition, microbiome, and lifestyle into a larger longevity context
  • Not a product promise, but an editorial introduction to a complex topic
  • Devyne recommends the content as guidance, not as a substitute for medical advice
14 Tage Widerrufsrecht
SSL-gesicherter Kauf
Wissenschaftlich begleitet
Der Darm der 100-Jährigen- Buch
The Gut of the Centenarians - Book Preis€24,00 (€24,00 each)

Our Curation

Why we chose this specific product

Sometimes a routine needs more than just a product – it needs understanding. This non-fiction book places gut health, metabolism, and longevity within a broader context, written by Dr. med. Henning Sartor, Prof. Dr. med. Burkhard Schütz, and Katharina Zeiss. It's not a product promise, but rather an editorial introduction to a complex topic – it was precisely this expert foundation that convinced us to offer it as guidance, not as a substitute for medical advice.

Knowledge Before Product

The book helps to view the intestine and metabolism as interconnected topics. Devyne uses it as an educational building block, not as a sales promise.

Longevity context

The gut is considered a central area in many modern health discussions. The book therefore fits into the category Gut & Immune System.

Classification instead of promises of salvation

Product communication remains deliberately factual. Books can provide guidance, but they are no substitute for individual diagnostics or consultation.

Topic & Content

Topic & Content

The title covers the gut, metabolism, and longevity from a popular science perspective. For Devyne, it is relevant that the book makes the connection between everyday life, nutrition, and long-term routines accessible.

We position the book as a knowledge product within the gut & immune system world, not as a medical guide or a substitute for advice.

Application

To be used as a reading book or guide. Health-related statements should always be individually checked and, in case of complaints, professionally assessed.

Daily life & routine

The book is suitable for a quiet evening read or as an introduction to a conscious food-first system. Read insights can be translated into small, realistic dietary routines.

Frequently Asked Questions

Use this content to share information about your store and products.