Food additive databasegum baseChecked 2026-10-02
Mastic gum マスチック
Existing food additiveNot on the EU additive list
- Purpose
- gum base
- On the label
- “ガムベース” (gum base), “マスチック” (mastic)
- Name in the List of Existing Food Additives
- マスチック (No. 280)
- Source and production
- Obtained from the exudate of the mastic tree (family Anacardiaceae) by distilling off the low-boiling fraction, extracting with hot ethanol, and removing the ethanol. The main constituent is masticadienonic acid.
In Japan
- A resin obtained from the exudate of the mastic tree (a tree of the family Anacardiaceae), used as the base of chewing gum (gum base).
- Gum base falls within a group name, so when it is used for that purpose it can be labeled simply as “ガムベース” (gum base).
Japan's standards for use
There are no standards for use that limit which foods or how much (the general standards for all additives still apply).
This is a summary of the standards for use. See the source list for the exact conditions.
In the EU
- It is not on the EU list of food additives (Regulation (EC) No 1333/2008, Annex II), so it cannot be used as a food additive in the EU.
Sources
- List of Existing Food Additives — Japan Food Chemical Research Foundation (Japanese)
- Standards for use and storage of each additive — Japan Food Chemical Research Foundation (Japanese)
- EU food additive database (Japanese translation) — MAFF (Japanese)
- Regulation (EC) No 1333/2008 on food additives — EUR-Lex
- 日本食品化学研究振興財団「既存添加物名簿収載品目リスト」（令和7年8月25日現在） (Japanese)
- 消費者庁「食品表示基準について」別添 添加物関係（簡略名・用途名併記・一括名・栄養強化の範囲） (Japanese)
- 消費者庁「食品添加物表示に関するマメ知識」（用途名併記・一括名・表示が免除される添加物） (Japanese)
Checked 2026-10-02. Rules and evaluations change over time. This page is a translation of our Japanese page; if they differ, the Japanese page is the reference.
This page lists facts stated in laws and in evaluations by public bodies; it is not a safety verdict. Additives used in Japan are approved by the government, which sets the foods and amounts they can be used in. The ADI is a guide to the amount that is considered safe to take every day over a lifetime.