Ito En Oi Ocha Green Tea – Travel-Ready Green Tea for Long Drives, Layovers, and Sightseeing Days
Ito En Oi Ocha Green Tea – Travel-Ready Green Tea for Long Drives, Layovers, and Sightseeing Days
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Why you'll love it
- Only 5 calories with zero sugar or artificial sweeteners, making it guilt-free versus sodas and flavored coffees
- Authentic Japanese first-flush whole-leaf brewing delivers real tea flavor instead of the powdery taste common in competitors
- Ready-to-drink convenience in portable bottles removes the steeping time of loose leaf tea
- Naturally rich in catechin antioxidants, supporting a wellness lifestyle without supplements
- Clean ingredient list (purified water, green tea, vitamin C) with no artificial colors or flavors
- Multiple size options (16.9 oz singles or 67.6 oz larger bottles including a bolder brew) let households or offices match consumption pace
Perfect for
- Mid-morning or mid-afternoon caffeine boost at the office without added sugar
- On-the-go hydration substitute for soda during commutes or travel
- Post-workout refreshment with catechins and electrolytes-like replenishment
- Pairing with Asian meals (sushi, bento, ramen) as an authentic beverage
- Packing in lunchboxes or coolers for picnics, road trips, and outdoor activities
ITO EN Oi Ocha
Oi Ocha is a top brand for Japanese tea Drinks and pays great attention to the aroma and taste of freshly brewed, Japanese teapots (Kyusu) made tea. We offer a wide range of bottled teas, tea bags, matcha powders, and loose leaf teas. Our brand name hails from a word that relates to the desire of drinking tea at home with one's family. We purchase our tea directly from tea farmers in the pursuit of the finest aroma and taste.
Ohtani's Kind of Refresh
With Shohei Ohtani as the global brand ambassador for Oi Ocha and a proud partnership with Major League Baseball, we celebrate excellence on and off the field. Our green tea is crafted to deliver clean, authentic refreshment, inspired by tradition and perfected for modern lifestyles.
Unsweetened Green Tea
Our signature drink. Pure, authentically brewed Japanese green tea with the integrity and essence of the whole leaf tea and all its health benefits.
Unsweetened Bold Green Tea
A brew for those who prefer a much bolder tasting green tea than Oi Ocha. Plus, it's even higher in the antioxidant catechin.
Golden Oolong Tea
The tea leaves used for this Golden Oolong are flowery, fragrant "Golden Cinnamon" and hearty and ripe "Iron Goddess". Oolong tea is semi oxidized, making it unique from green and black teas.
Jasmine Green Tea
ITO EN Jasmine Green Tea uses jasmine flowers that have been picked when the blossoms are at the peak of their fragrance.
Product InformationWHOLE LEAF TEA: Oi Ocha Green Tea is brewed from first flush whole green tea leaves grown in Japan not from tea powder or concentrate; using the whole leaf means our teas don’t lose any of the health benefits that are naturally present in green tea leaves
CLEAN AND REFRESHING: Oi Ocha Unsweetened Green Tea has is natural clean tasting and refreshing; putting our iced green tea in a convenient ready to drink bottle means you can have your hydration on the go; it makes a great alternative to traditional sodas
LOW CALORIE: ITO EN's Oi Ocha Green Tea has no sugars or artificial sweeteners, making it a delicious, substitute for your usual sugary soda or flavored coffee at only 5 calories; try our naturally vitamin and antioxidant rich tea, and you may never look back
ANTIOXIDANT RICH: brewed from premium Japanese loose tea leaves, Oi Ocha provides natural catechin tea antioxidants and other healthy goodies; a key to good health, happiness, and wisdom, green tea is the perfect refreshment for your health and well-being
NO ADDITIVES: ITO EN teas are brewed with no artificial colors or flavors so you can be confident that the only things in our bottles are delicious, healthy green tea and natural flavors; it's a refreshing beverage you can always feel good about drinking
Oi Ocha is Japan's No. 1 green tea brand and it means "Tea, please!". Made by Ito En, Japan's foremost tea purveyor, our unsweetened green tea is brewed from prime, first flush tea leaves harvested in Spring. Using decades of green tea expertise, our classic Oi Ocha unsweetened green tea brings you the most refreshing and authentic green tea taste in the iconic green bottle.
About Ito En
ITO EN is the world's premier green tea company and innovator of healthy beverages dedicated to creating authentic products that embody the company's five principles of Natural, Healthy, Safe, Well-designed and Delicious. Established in Japan in 1966, ITO EN is specifically known for its commitment to tea expertise and high quality standards that are reflected across all of its award-winning brands-TEAS' TEA Organic, Oi Ocha, and Matcha LOVE. Dedicated to authenticity while creating global innovation for the beverage industry, ITO EN is ranked as one of "50 Companies Changing the World"(Fortune) for its commitment to sustainability and promoting a healthier lifestyle.
Ingredients
Purified Water, Green Tea, Vitamin C (Ascorbic Acid).
Items Details
Item Form: Liquid
Tea Variety: Green
Number of Items: 12
Container Type: Bottle
Caffeine Content Description: Medium Caffeine
Specialty: Antioxidant, Low Calorie, Natural, Organic, Unsweetened
Region of Origin: Asia
Allergen Information: Dairy Free, Gluten Free
Special Ingredients: Green Tea
Product Benefits: Low Calorie, Antioxidant Rich, Healthy Refreshment
Item Type Name: Green Tea
Liquid Contents Description: Coffee & Tea Drinks
Sweetness Description: Unsweetened
Frequently Asked Questions
Will the bottle hold up in a cooler with ice for a beach day?
Yes. The PET bottle is designed for cold beverages and handles ice-water baths well. For best flavor, nestle the bottles between ice packs and try to keep them shaded, since green tea is most refreshing when properly chilled.
Is this a good alternative to sports drinks for hikes?
For light to moderate activity, yes. You get hydration, a moderate caffeine lift, and naturally occurring antioxidants with only 5 calories and no added sugar. For very long or sweaty efforts, you may still want a dedicated electrolyte drink alongside it.
Can I pack this in a kid's lunchbox for a picnic?
Yes. The 16.9 oz single serves are family-friendly and the clean ingredient list has no artificial colors, flavors, or added sugar. For caffeine-sensitive children, consider splitting one bottle between two kids or pairing it with water.
Does the flavor change if the bottle sits in a hot car?
Heat can make green tea taste slightly more bitter and muted, and we always recommend keeping bottles refrigerated before opening. If a bottle has been warm for hours, chill it for 30 minutes before drinking for the cleanest taste.
Can I take this through airport security on a trip?
Yes. A sealed 16.9 oz bottle is exactly the TSA liquid limit for carry-on, so you can bring it through the checkpoint and enjoy it at the gate or on the plane. For international travel, just check destination rules on liquids.
Is this a smart choice for long road trips?
It is one of our most popular road trip picks. The bottle fits standard car cup holders, there is no sticky sugar to spill, and the moderate caffeine helps you stay alert on long drives without the jittery feeling of energy drinks.
Will this pair well with a sushi or bento lunch on a patio?
Yes. Oi Ocha is the traditional beverage served alongside Japanese meals, so it complements sushi, sashimi, bento boxes, ramen, and teriyaki dishes with a clean, authentic flavor that does not overpower the food.
Is it a good pick for camping where I cannot refrigerate right away?
Unopened, the bottles are shelf stable, so you can toss a few in your pack and chill them in a mountain stream or cooler when you arrive. We do not recommend leaving opened bottles unrefrigerated for long, since flavor and freshness decline.
Can I bring this to a music festival or outdoor concert?
Yes, as long as the venue allows sealed bottled beverages. The screw cap keeps it from spilling in crowds, and the light, unsweetened profile is more refreshing than sugary drinks in the sun.
Is this okay to drink while fishing or boating all day?
Yes. Many outdoor customers keep a few bottles in a soft cooler or insulated bag while fishing, kayaking, or boating. The light caffeine is easier on the stomach than heavy sodas when you are in the sun for hours.
How is this different from canned iced teas for outdoor use?
Most canned iced teas contain added sugar or sweeteners, while Oi Ocha has zero sugar and only 5 calories. The brewed-from-real-leaves flavor also tastes less syrupy, which is more refreshing during hot-weather activities.
Is it better than flavored seltzers for outdoor hydration?
If you want a clean, unsweetened drink with a bit of caffeine and antioxidants, yes. Flavored seltzers are typically caffeine-free and offer hydration without tea compounds, while Oi Ocha gives you a small functional boost along with the water.
Will the bottle leak if tossed in a beach bag?
The cap is designed to be leak-resistant when fully closed, but we still recommend keeping it upright in a cooler or beach bag pocket. If the cap is cross-threaded, you will notice it does not click, so always check before packing.
Does the taste hold up if I sip it slowly over a long afternoon?
Yes, as long as you keep the bottle chilled and reseal the cap between sips. Unsweetened green tea stays pleasant for hours when cold, and it will not taste flat or syrupy the way sweetened drinks do as they warm up.
Is this a good option for tailgating before a game?
Absolutely. It is a great non-alcoholic, non-sugary option for drivers and designated drinkers, and the Japanese green tea pairs surprisingly well with grilled meats, burgers, and picnic spreads.
Will warm bottles make me more dehydrated on a hot day?
Any caffeinated beverage can have a mild diuretic effect, but the hydration from 16.9 oz of fluid in each bottle outweighs that effect. For very hot days, alternate with plain water and keep your bottles well chilled.
How should I store Oi Ocha before and after opening?
Store unopened bottles in a cool, dry place away from direct sunlight, such as a pantry or cabinet. Once opened, keep the bottle tightly closed in the refrigerator and consume within 24 to 48 hours for the freshest taste.
Do I need to brew or steep this, or is it ready to drink?
It is fully ready to drink. Simply unscrew the cap and enjoy it chilled, or pour it over ice. There is no steeping, straining, or waiting required, which is why it is so popular for offices, commutes, and travel.
Can I drink it hot like traditional Japanese green tea?
It is brewed and packaged as a cold, ready-to-drink tea, but you can warm it gently in a microwave-safe cup or on the stovetop. Avoid boiling it, since high heat can make green tea taste bitter and reduce some of the antioxidant content.
Is the bottle safe to reuse or refill?
The PET bottle is designed for single use and is not intended for long-term reuse, since scratches and wear can harbor bacteria. For refills, decant into a clean glass or stainless steel bottle.
Will it fit in my car cup holder and standard lunch box pockets?
Yes. The 16.9 oz bottle is shaped to fit most car cup holders, side pockets of backpacks, and insulated lunch bags. The 67.6 oz size is wider and better suited to home or office fridges.
What is included in a case when I order it?
A standard case contains twelve 16.9 oz bottles of unsweetened Oi Ocha green tea, sealed and ready to drink. No accessories, mugs, or sweeteners are included, so all you need to enjoy it is a cold fridge and a glass if you wish.
Is this product safe for people with common allergies?
Yes. The formula is gluten-free, dairy-free, and contains no major allergens. It is also free from artificial colors, flavors, and preservatives, making it suitable for most allergy-sensitive households. Always check the label for the most current ingredient information.
Does it need to be refrigerated during shipping?
Unopened bottles are shelf stable and ship safely at ambient temperatures. For the best taste, place them in the refrigerator for a few hours before drinking, since Oi Ocha is designed to be enjoyed cold.
How is bottled green tea different from brewed tea I make at home?
Bottled green tea is brewed in large batches from whole tea leaves, then packaged in a clean, sealed environment so it stays fresh for months. Home-brewed tea is made one cup at a time, with a different water profile, steep time, and freshness window. Oi Ocha gives you the brewed-leaf flavor in a grab-and-go format without the steeping step.
