Skip to content

Not sure if this is your problem? Take the 60-second quiz →

Shop

True Tannin Persimmon SoapThe bar. One job, done properly. What is in itFour ingredients, and why each one is there. How to use itFive places to spend a few extra seconds.

Learn

What is 2-nonenal?The compound older skin makes, explained simply. Five places most people skipWhere this smell collects, and how to wash there. Why washing more does not workThree showers a day will not help. Here is why. All guidesEverything we have written so far.

Science

How it worksWhy a fruit, and not a stronger soap. Our storyWhy we named the company after the tannin. Find out what is causing itA few questions, and a straight answer.

Sign in Cart (0) Get the bar

Help

True Tannin Persimmon SoapThe bar. One job, done properly.

What is in itFour ingredients, and why each one is there.

How to use itFive places to spend a few extra seconds. Go to Shop

What is 2-nonenal?The compound older skin makes, explained simply.

Five places most people skipWhere this smell collects, and how to wash there.

Why washing more does not workThree showers a day will not help. Here is why. All guidesEverything we have written so far. Go to Learn

How it worksWhy a fruit, and not a stronger soap.

Our storyWhy we named the company after the tannin.

Find out what is causing itA few questions, and a straight answer. Go to Science

Sign in Cart (0) Get the bar

5 Signs The Smell Is Not Poor Hygiene

Japanese persimmon tannin, in a bar built to do one job properly.

Simple answers about the smell that comes with age, in your inbox.

One email at a time. Unsubscribe whenever you like.

Email

Shop

Shop
Our Story
Help

Help

Contact Us
FAQ
Shipping Policy
Returns & Cancellation

Legal

About Us
Terms of Service
Privacy Policy

Statements on this site have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

© 2026 True Tannin

USD / Vietnam

Your cart is empty

Have an account? Log in to check out faster.

Continue shopping

Search

Search

Products

Deodorizing Persimmon Soap

Deodorizing Persimmon Soap

Regular price $29.95 Sale price $19.95