Ito En Oi Ocha Unsweetened Green Tea
Photo: Open Food Facts contributors (CC BY-SA)

Green teas

Ito En Oi Ocha Unsweetened Green Tea

500 mL

Score

Excellent 100 out of 100 High confidence
  • Contains caffeine

Why it scores 100

Ito En Oi Ocha Unsweetened Green Tea scores 100 out of 100 (Excellent) under GoodSwap’s published rules. What moved the score most:

  1. plus 5 points Simple whole food: A few low-concern ingredients, minimally processed. Info

Every line of the math is on The Receipt below, with its evidence tier and sources.

The Receipt

Oi Ocha Unsweetened Green Tea

START100

Bonuses

  • Simple whole food plus 5 points
    Info A few low-concern ingredients, minimally processed. [1]
subtotal+5

TOTAL 100Excellent

100 + 5 = 100


GTIN 00835143001047 · 2026-02-19

score v1.3.0 · kb 2026.10.11

High confidence

Same product, same score. Every time.

Nutrition per 100 g

Energy1 kcal
Fat0 g
Saturated fat0 g
Trans fat0 g
Carbohydrates0.2 g
Sugars0 g
Added sugars0 g
Fiber0 g
Protein0 g
Salt0 g

Serving: 500ml

Ingredients

High Moderate Not recognized Tap an ingredient for its evidence and rules.
Label text, as published

Purified Water, Green Tea, Ascorbic Acid (Vitamin C).

Allergens and diets

  • Vegan
  • Vegetarian
  • Gluten-free
  • Palm-oil-free

Always check the package: recipes change.

Packaging

Pet 1 polyethylene terephthalate

Context only: no points in v1.

Sources

  1. Ultra-processed foods: what they are and how to identify them

    Public Health Nutrition · April 2019 · Peer-reviewed

    doi.org

  2. Spilling the Beans: How Much Caffeine is Too Much?

    U.S. Food and Drug Administration · Regulator

    “For most adults, the FDA has cited 400 milligrams* a day — that's about two to three 12-fluid-ounce cups of coffee — as an amount not generally associated with negative effects.”

    fda.gov

  3. Regulation (EU) No 1169/2011, Annex III point 4.1 (beverages with high caffeine content)

    European Union (Official Journal) · Oct 25, 2011 · Law

    “‘High caffeine content. Not recommended for children or pregnant or breast-feeding women’”

    eur-lex.europa.eu