Drink Good. Feel Good. Do Good.

Brain & Mood Boosting Beverage

A scientific and delicious approach to brain boosting benefits, enhancing mood, relieving stress, anxiety and improving sleep quality.

Enjoy JostArriba Beverage Now
Product ImageLasting Energy & VitalityMental Focus & ClarityUltimate Adaptogenic & Nootropic BlendCalm Mind, Elevated MoodSharper Memory & Cognition
Smooth, jitter-free energy for your body and mind.

Lasting Energy & Vitality

Enjoy smooth, sustained energy without the afternoon crash. This functional blend naturally fuels body and mind, helping you feel energized, steady, and ready to crush your daily goals.

Lock into your most productive state.

Mental Focus & Clarity

Cut through brain fog and stay locked into what matters. Our clinically backed ingredients help support attention, reaction time, and deep focus, so you can maintain clear, uninterrupted work for hours.

Smart ingredients for total mind-body balance.

Ultimate Adaptogenic & Nootropic Blend

So much more than mushroom coffee. It's a precisely formulated blend of clinically tested adaptogens and nootropics with proven benefits, to balance your nervous system, protect against oxidative stress, and naturally upgrade your brain's performance.

Melt away stress and feel your absolute best.

Calm Mind, Elevated Mood

Say goodbye to the anxious jitters of regular caffeine. By actively lowering cortisol levels and boosting alpha brain waves, JostArriba promotes a calm, positive mindset so you can navigate your day with ease.

Protect and grow your long-term brain power.

Sharper Memory & Cognition

Supports long-term brain health by promoting new neuron growth and essential brain proteins. Helps enhance working memory, improve learning retention, and keep your thinking sharp.

Transforming lives, one sip at a time.

How Eightbillion helps our customers' health journey with brain and mood boosting benefits.

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Customer ReviewCustomer ReviewCustomer ReviewCustomer ReviewCustomer Review

"Jost Arriba provides me with an emotional and cognitive boost. It definitely gives me more mental clarity. Shortly after consuming it, I feel increased energy and overall wellness. I also get improved focus and, as a result, my golf game is much better! For the rest of the day, my mood is, typically, uplifted and, generally, positive."

Kim H.
Verified Buyer

"…it boosts my focus without disrupting my sleep. I used to avoid afternoon coffee due to sleep issues, but with Jost Arriba, I can enjoy it in the afternoon and still sleep well."

Venus Lai
Verified Buyer

"…It boosted my productivity, even reducing my overall coffee intake. The convenience of individual packets made it perfect for my on-the-go lifestyle as a contractor and traveler. I highly recommend JostArriba – it's not just coffee; it's transformative."

Jason R.
Verified Buyer

"…same energy as a cup of coffee but with none of the terrible side effects of coffee. It's totally been a game-changer for my wellness and I look forward to drinking it every morning!"

Janelle C.
Verified Buyer

"…It's quicker to make then going through an 8 car lineup at a Starbucks for a $6 latte and way healthier. Easy financial decision for the benefits. I would highly recommend it!"

Brad C
Verified Buyer

A taste you'll love!

Who says functional drinks can't be delicious? Get the classic, smooth Americano flavor you love, packed with adaptogens to boost your daily routine. No jitters, just pure focus and great taste.

Ingredients

Product ImageOrganic Colombian CoffeeCognatiQ® Coffee Berry ExtractKSM-66® Ashwagandha Root ExtractOrganic Reishi Mushroom ExtractLion’s Mane Mushroom ExtractSuntheanine® L-Theanine
Delicious flavor meets brain defense.

Organic Colombian Coffee

Packed with polyphenols to fight mental fatigue. Its bioactive compounds sharpen memory, attention, and reaction time. Regular daily enjoyment provides a natural mood lift and protects long-term brain health from cognitive decline.

Elevates BDNF for rapid cognitive focus.

CognatiQ® Coffee Berry Extract

Clinically shown to boost your brain’s key growth protein, BDNF, by 143%. Experience faster decision-making in 60 minutes, sharper impulse control, and increased cognitive stamina. Over time, it significantly improves processing speed.

The ultimate clinical stress shield.

KSM-66® Ashwagandha Root Extract

Backed by 40+ human trials, this premier adaptogen lowers cortisol by 32% to cut stress and cravings. It enhances sleep depth, sharpens executive function, boosts athletic endurance, and builds a calmer, clearer mind.

Nature’s shield for mood and sleep.

Organic Reishi Mushroom Extract

Prized as the "Mushroom of Immortality," Reishi uses adaptogenic triterpenes to lower cortisol and anxiety. It supports non-stimulant brain energy, shields neurons from damage, and accelerates deep, restorative sleep.

Stimulates new brain cell growth & repair.

Lion’s Mane Mushroom Extract

The only mushroom known to stimulate Nerve Growth Factor (NGF), driving the repair and survival of neurons. Daily use significantly improves memory, clears brain fog, reduces anxiety, and builds a more resilient, adaptable brain.

Smooth, laser-focused energy without jitters.

Suntheanine® L-Theanine

The world's purest L-Theanine boosts alpha brain waves in 30 minutes for a calm, alert state. Paired with caffeine, it delivers laser-focused energy without the jitters, lowers stress hormones, and promotes deeper sleep.

Our Impact

We are Purpose-Driven

By choosing Eightbillion, customers and partners become part of a global movement dedicated to creating a brighter future for all.

Certified B Corporation logo overlaying a group of people enjoying Eight Billion adaptogenic coffee outdoors in nature. Ethical wellness brand focused on sustainability, community, and plant-based functional drinks made with mushrooms like lion’s mane and reishi.

Certified B Corp

Close-up of person holding a teal Eight Billion tumbler beside the 1% for the Planet logo. Ethical adaptogenic coffee brand that donates 1% of all sales to environmental causes—supporting sustainable impact through every sip

1% for the Planet

Eat Real logo over a scene of plant-based JostArriba adaptogenic coffee being poured into an Eight Billion tumbler in a natural setting. Clean label wellness brand focused on real ingredients, functional mushrooms, and organic, sustainable nutrition

Supporting EatReal

JostArriba mushroom coffee sachets placed on a mossy log with wild mushrooms in the forest. A brain boosting coffee alternative with adaptogens and nootropics, inspired by nature to support focus, mood, and calm energy.

100% Compostable Packaging