Translation guide
In Japanese, 'antioxidant' is most commonly expressed with the loanword 抗酸化物質 (こうさんかぶっしつ) or the shorter 抗酸化剤 (こうさんかざい). The concept is widely understood, especially in health and food contexts.
Referring to a chemical compound that inhibits oxidation, used in health, food, and industrial contexts.
The standard scientific and general term for an antioxidant substance. Used in nutrition, medicine, and chemistry.
ブルーベリーには抗酸化物質が豊富に含まれています。
Blueberries are rich in antioxidants.
Often used for antioxidant agents or additives, especially in food processing or industrial contexts. Slightly more technical than 抗酸化物質.
この食品には抗酸化剤としてビタミンCが添加されています。
Vitamin C is added to this food as an antioxidant.
Literally 'oxidation prevention agent'. Commonly seen on food labels and in industrial contexts. Similar to 'antioxidant' but emphasizes the function of preventing oxidation.
酸化防止剤としてビタミンEが使われています。
Vitamin E is used as an antioxidant.
Talking about antioxidants as beneficial components in food or supplements for health.
Refers to antioxidant components or ingredients, often used in health food and supplement marketing.
このサプリメントには強力な抗酸化成分が配合されています。
This supplement contains powerful antioxidant ingredients.
Means 'antioxidant effect' or 'antioxidant activity'. Used when describing the function rather than the substance itself.
緑茶には抗酸化作用があることで知られています。
Green tea is known for its antioxidant properties.
In informal conversation, sometimes the English loanword is used directly.
Direct loanword from English. Understood by some, especially in health-conscious circles, but not as common as the Japanese terms. May sound trendy or technical.
アンチオキシダントを多く含む食品を食べましょう。
Let's eat foods rich in antioxidants.
抗酸化物質 is the broadest term for any antioxidant substance. 抗酸化剤 is often used for intentional additives or agents. 酸化防止剤 is specifically 'anti-oxidation agent' and is very common on food ingredient labels. In everyday health talk, 抗酸化物質 or 抗酸化成分 are most natural.
この化粧品には抗酸化剤が入っています。
This cosmetic contains an antioxidant agent.
酸化防止剤としての役割があります。
It has a role as an antioxidant.
When talking about health benefits, it's common to use phrases like 抗酸化作用がある (has antioxidant effects) rather than just the noun. For example, この果物は抗酸化作用が高いです (This fruit has high antioxidant activity).