"It's so thick that it's really hard to see." Lu Yu flipped through the books on the medicinal herb function on the table, and the thirst for knowledge in his heart became more and more gifted.

When you turn the first page, you will be greeted by a number of long catalogs with various topics. These catalogues cover everything from the types and effects of herbs, to the preparation methods of herbs, to the application of herbs in medicine and cultivation.

Lu Xian started with the first topic, which is the types and effects of medicinal herbs.

Medicinal herbs are one of the earliest natural remedies used in human history. Since ancient times, people have started using various herbs to treat diseases and maintain health. Over time, people gradually discovered the wonders of herbs and used them to refine pills for cultivation.

Under this theme, the book details the types and effects of various herbs. It is also pointed out that each herb has its own unique effects and uses. For example, some herbs can relieve pain, some can boost immunity, and others can help improve physical performance. The book also highlights the interactions between different herbs and how to avoid adverse reactions.

Lu Yu roughly skimmed through this topic, and then continued to scroll down.

In addition to introducing the types and effects of herbs, the book also delves into how herbs are prepared. The book explains how to properly pick, dry, and store herbs to ensure their quality and effectiveness, as well as some commonly used refining methods such as boiling, distilling, and soaking.

In the following pages, the book explores the use of medicinal herbs in medicine. The book introduces the understanding and application experience of some ancient medical scientists, analyzes the research results of modern medicine on medicinal herbs, and also gives examples of some common herbal formulas and how to adjust the use of formulas according to individual circumstances.

The last part describes in detail how to apply natural herbs to refine pills to achieve different cultivation goals.

First of all, the most basic elixir made from medicinal herbs is that it can restore the cultivator's physical strength, heal injuries, and restore physical signs.

Secondly, some high-level elixirs can bring cultivators back to life, prolong their lifespan, and even break through the realm of cultivation.

The finale is the top-of-the-line elixir and elixir. Some of these extremely effective and special elixirs can enable cultivators to soar directly to extremely high cultivation, some can help cultivators reach extremely strong combat levels, and even more can make the user reach the realm of unity with the Dao and become a supreme being.

In conclusion, this book is a comprehensive guide to medicinal herbs. Whether the reader wants to learn the basics of herbs or learn how to use them to heal injuries and improve their cultivation, this book provides extremely useful information and guidance.

Lu Yu searched the catalog with his fingers, and found the source of the blue-green herbs on the table that glowed with golden light from an index of the types of herbs.

It turns out that its name is Jinling Grass, which is a medicinal herb used to treat insomnia. Swallowing it directly or mashing it with decoction can effectively cure people with sleep deprivation and improve their sleep quality. Note: This is only valid for the Primal Immortal stage.

Lu Yu yawned unconsciously. He closed the pages with his hand, walked to his bedroom, changed into a thin coat, and prepared to sleep.

It turns out that only the early immortal stage still needs sleep.

Lu Yu marveled at the magic and difficulty of cultivating immortals in his heart, and fell asleep.