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Whole Functional Food for Gut Health

Flash-frozen to preserve what heat processing destroys — ready in 60 seconds, no blender needed.

5.0/5 Google Reviews
12International Certifications
Every BatchSGS Lab Verified
0Allergens from the Top 12

ISO 22000 | HACCP | GMP | EU Organic | Plant-Based | Halal | Kosher | FODMAP-Friendly | SGS Certified

Why Gut Health Matters

It Starts in the Gut

Everything you feel — energy, focus, immunity — traces back to your gut. Science confirms what your body already knows.

More Than Just Discomfort

Bloating after meals, brain fog by afternoon, fatigue that sleep never fixes. Over 70% of your immune system lives in your gut — and these signals trace back to what's happening there.

What Science Confirms

FAO and WHO recognize food as the single most significant influence on human health. Research from Erasmus University and Harvard found that greater gut-microbiome diversity directly improves metabolic markers and lowers inflammation.

Why Greespi Exists

Whole functional food designed to support the gut ecosystem through complete, bioavailable nutrition in its natural cellular form — not powders, not pills, real food.

Why Frozen

Why Frozen Changes Everything

Flash-freezing preserves what heat processing destroys — keeping whole food intact and bioactive.

Nutrients Stay Intact

Flash-freezing at -40°C within hours of harvest preserves the complete nutrient profile — chlorophyll, phycocyanin, beta-carotene, and enzymes remain in their natural state.

No Preservatives Needed

When food is frozen, there is no need for stabilizers, flow agents, or anti-caking compounds. One ingredient. Nothing added.

Bioactivity Preserved

The cellular structure remains whole. Nutrients in their natural matrix are absorbed more effectively than isolated or reconstituted compounds.

Stable Composition

Each sachet delivers the same concentration of bioactive compounds. The deep green color reflects preserved chlorophyll and phycocyanin — indicators of intact nutrition.

Greespi
Powders
Pills
Nutrient retention
✓✓✓
Cell structure
✓✓✓
Bioavailability
✓✓✓
Additives
None
Many
Many
Prep time
60 sec
2-5 min
Instant
What Makes Us Different

The Greespi Difference

Whole Functional Food, Flash-Frozen

Greespi is complete cellular nutrition in a flash-frozen sachet. Each 20g serving preserves the full biomass exactly as it was at harvest, locking in natural bioactivity within hours of cultivation. Just add water — ready in 60 seconds.

Native Matrix Technology

Flash-freezing preserves the original cellular architecture. Phycocyanin, chlorophyll, B vitamins, and chelated minerals stay in their natural form.

Controlled Cultivation

Grown in closed photobioreactors — fully isolated from contaminants. Every batch independently audited by SGS laboratories.

Complete Nutrition

71% plant-based protein with a complete amino acid profile. Organic iron, magnesium, zinc, GLA — all from a single whole-food source.

Greespi Benefits

From Gut Health to
Whole-Body Balance

It is a system that regulates nutrient absorption, energy, mood, and resilience. Greespi supports the microbiome and the mucosal barrier – the body's natural mechanism of coordination between digestion, cells, and immunity.

Digestive Harmony

Digestive HarmonyWhen the microbiome needs support

Bloating, heaviness after meals, or a sense of discomfort are signals of an overtaxed digestive system. Greespi delivers bioavailable nutrients that support the mucosal barrier and microbial balance — the foundation of gut health.

01
Cellular Vitality

Cellular VitalityGut-first longevity

Aging does not start with the cells — it begins with imbalance in the gut. Greespi's flash-frozen biomass delivers phycocyanin, chlorophyll, and antioxidants in their native cellular form to support cellular renewal.

03
Immune Resilience

Immune ResilienceWhen internal defense needs support

Over 70% of the immune system resides in the gut. Greespi supports the mucosal immune barrier with sulfated polysaccharides, beta-glucans, and complete plant-based protein to strengthen your body's natural defense.

05
Sensitive Nutrition

Sensitive NutritionFunctional food for a sensitive gut

FODMAP-friendly, allergen-free from the top 12, certified Halal and Kosher. Greespi is designed for people who need functional nutrition without compromise — gentle on the gut, complete in profile.

07
Focus & Mental Energy

Focus & Mental EnergyWhen stress runs the day

Chronic stress, sleep deficit, and irregular eating are associated with shifts in the microbiome — the system involved in regulating neurotransmitters, including serotonin and GABA. Greespi provides the building blocks your gut-brain axis needs.

02
Daily Nutrient Boost

Daily Nutrient BoostWhen the body runs "on minimum"

Post-meal fatigue, sweet cravings, or difficulty losing weight can indicate reduced metabolic flexibility — the ability of cells to use energy efficiently. Greespi fills the nutrient gaps modern diets leave behind.

04
Metabolic Flexibility

Metabolic FlexibilityWhen the body loses energy adaptability

Post-meal fatigue, sweet cravings, or difficulty losing weight can indicate reduced metabolic flexibility — the ability of cells to use energy efficiently. Greespi provides chelated minerals and GLA for metabolic support.

06

We often think of nutrients in isolation. But the body is a system of interdependent processes where the state of the microbiome influences cellular energy, immune balance, and recovery. Greespi supports this system in its integrity — as food, not a formula.

Who It's For

Is Greespi Right for You?

When digestion feels unpredictable

Greespi is FODMAP-friendly and free from the 12 major allergens — including gluten, lactose, soy, and nuts. Designed for guts that react to almost everything.

Rebuilding after antibiotics or GI disturbances

When the gut microbiome has been disrupted, it needs real nutritional support — not isolated compounds. Greespi provides whole-food nourishment in its complete, bioactive form.

Vegan, vegetarian, or managing food allergies

71% complete plant-based protein with the full amino acid spectrum. No animal products, no common allergens. Certified Plant-Based, Halal, and Kosher.

During restricted eating or dietary adjustments

Filling nutritional gaps when your food choices are limited. One sachet delivers concentrated whole-food nutrition without the complexity of meal planning around restrictions.

Not sure? Start with the Explore Pack — 30 sachets, one month, and our 30-Day Satisfaction Promise.

Choose your format

Choose Your Pack

Every pack includes free frozen shipping in a branded thermo-box. Sachets stay frozen until delivery.

Explore Pack

Explore Pack

A gentle start with real whole food

For the curious. One sachet a day to build a new morning ritual and let your body feel the difference real, flash-frozen nutrition makes.

Balance Pack
X2
MOST POPULAR

Balance Pack

The daily dose your body actually needs

The recommended intake for adults — two sachets a day to fill nutritional gaps, support your gut, and feel consistently energized. This is where real change takes root.

Changing Pack
X4

Changing Pack

Commit deeper when your body asks for more

An intensive program for those ready to prioritize recovery and restoration. Four sachets a day — or share with a partner. For when good enough isn't enough.

Every order includes

Flash-frozen sachets (20g each)
Branded thermo-box with cooling packs
Free express frozen shipping
All taxes included
Secure checkout30-Day Satisfaction PromiseSGS Lab certified
Timeline

What to Expect

1

Week 1-2

The Quiet Shift

Many people notice their digestion begins to settle. Mornings may feel a little more predictable. The body is adapting to consistent whole-food nourishment — this is the foundation being laid.

2

Week 2-4

Building Momentum

Energy levels often begin to stabilize — not a caffeine-like spike, but a calmer, more sustained baseline throughout the day. Some notice improvements in skin texture and nail strength as micronutrient absorption improves.

3

Month 2+

The Compound Effect

This is where the deeper changes tend to emerge. Many report improved sleep quality, greater resilience to seasonal changes, and a general sense that the body is functioning more smoothly. The gut stops demanding attention — it just works.

Individual experiences vary. These observations are based on customer feedback and are not guaranteed outcomes. Greespi is food, not medicine.

How to Use

Everyday Formats

All that's left is to make Greespi part of your day.

Submerge in water
01

Submerge in water

Ready in 60 seconds

Tears open easily
02

Tears open easily

One motion, no scissors.

Add water
20-40 C°
03

Add water

The native matrix activates instantly.

Recommendation

1–2 portions per day (1 sachet = 20 g ≈ 8 kcal). If needed — during physical activity, recovery after antibiotics, or dietary restrictions — the number of portions can be increased.

Important: Do not heat above 40 °C to preserve bioactivity.

When to take

Greespi is most often taken in the morning — as a simple way to care for the gut from the start of the day. It can also be integrated throughout the day: before meals, as a light snack alternative, or even for dinner.

Quality and Safety

The Greespi Standard

Controlled Cultivation

Grown in closed photobioreactors — fully isolated from environmental contaminants, heavy metals, and biological pollution. Complete control from cultivation to sachet.

Flash-Frozen at Harvest

Each sachet is flash-frozen within hours of harvest at -40°C, preserving nutrient integrity, cellular structure, and natural bioactivity.

Independent Laboratory Audit

Every batch is independently tested and certified by SGS — one of the world's leading inspection and certification companies. Full traceability from raw material to finished product.

International Certifications

ISO 22000 (Food Safety Management), HACCP, GMP, EU Organic (BIO), Halal, Kosher, FODMAP-Friendly, Plant-Based. Recognized by FAO, WHO, EFSA, and FDA as a safe food source.

8 years of research. Every batch independently tested by SGS — the world's leading inspection company.

ISO22000

ISO 22000

Food Safety Management

HACCP

Hazard Analysis & Control

GMP

Good Manufacturing Practice

EU Organic

Certified Organic (BIO)

SGS Lab Verified

Independent Testing (Switzerland)

Halal

Halal Certified

K

Kosher

Kosher Certified

Plant-Based

100% Vegan

FODMAP Friendly

Low FODMAP Compatible

Gluten-Free

Zero Gluten

Non-GMO

No Genetic Modification

Clean Label

Nothing Artificial

Conclusion

Greespi is grounded in internationally recognised scientific and clinical data on microalgal biomass, including its effects on the microbiome and gut integrity. It is part of the new clean-label functional food paradigm.

1. Clinical trial in IBS-C (constipation-predominant IBS)

NUTRIENTS (2024)

A randomized, double-blind study (n = 60) found that 12 weeks of low-dose microalgae intake reduced zonulin—a marker of intestinal permeability—and increased plasma antioxidant capacity.

Conclusion: Regular microalgae intake may help strengthen the mucosal barrier and reduce oxidative stress.

2. Clinical trial in ulcerative colitis

BMC COMPLEMENTARY MEDICINE & THERAPIES (2024)

An 8-week course of microalgae improved antioxidant status and quality of life with no adverse effects reported.

Conclusion: Natural antioxidants, including phycocyanin and carotenoids, may help moderate gut-related inflammatory processes.

3. Review: Microalgae and the microbiome

FRONTIERS IN NUTRITION (2021)

Microalgal polysaccharides can act as prebiotics, promoting Lactobacillus and Bifidobacterium and increasing the production of short-chain fatty acids (SCFA).

Conclusion: These biopolymers may support microbial diversity and digestive tolerance.

4. Systematic review

NUTRIENTS (2023)

An analysis of 80+ publications reported that microalgal bioactives can modulate the microbiota, reduce oxidative stress, and support mucosal-barrier function.

Conclusion: Evidence indicates microalgae engage key gut-health pathways—microbiome balance, inflammation, and antioxidant defense.

This content is for informational purposes only and is based on peer-reviewed scientific literature. Greespi is a functional food, not intended to diagnose, treat, cure, or prevent any disease.

Customer Reviews

What People Say After Trying Greespi

Real reviews from Google Reviews

HB

Heather B.

September 2024

2nd week using Greespi and already seeing results! First off, I was shocked the package showed up from Greece to Colorado, still FROZEN! I really didn't know what to expect but they don't skimp on packaging, that's for sure. Second, I thought I would have a hard time drinking it but it literally tastes like water absolutely no after taste! It didn't get thick or change consistency and absolute best part is NO TUMMY ACHE! Everyday at same time, from all the supplements I take I get the worst cramps etc (if you know, you know lol). With Greespi? None of that. I'm a huge fan and am tossing all those pills and focusing on what's working and finally making my inflammation calm down and upping my energy. Can't wait to see how I feel after a month! I will continue to update :) My college kids are trying to steal it after they read what's in it and see result of how I'm feeling. So I guess we will be ordering more for them!

JS

Johanes S.

January 2025

I've been drinking greespi for about 4-5 months and feel great. I tried the product on recommendation to get rid of warts on my hand. Today, I can confirm that three out of five simply disappeared (after 5 months of consumption). I also always feel energized, my stomach no longer bothers me (indigestion and bloating). And this is despite not changing my diet (I tried to eat more healthy food, but it didn't work out). I recommend greespi!

EM

Evgenia M.

April 2024

Χρησιμοποιώ το Greespi για 4ο συνεχόμενο μήνα. Τα αποτελέσματα είναι πραγματικά αξιοσημείωτα. Ξέχασα τα πεπτικά προβλήματα, το βάρος στο στομάχι και κάποια άλλα εντερικά προβλήματα. Το δέρμα έχει γίνει αισθητά πιο ελαστικό. Τώρα νιώθω πάντα σε καλή φόρμα. Αλλά άρχισα να παρατηρώ αυτό το αποτέλεσμα σταδιακά. Σας ευχαριστούμε πολύ για αυτό το εύρημα!

Science focus

Why it works

The lightness, clarity, and steadier energy people describe have a biological basis. Nutrients preserved in a whole-cell matrix retain their bioactivity — the body recognizes and absorbs them as food, the way it was designed to.

Founder's Story

Why I Built Greespi

Alim, Founder of Greespi

Alim Kunakh

Founder of Greespi

149kg

I weighed 149 kilograms. I had chronic constipation, hemorrhoids that made sitting through a meeting unbearable, and papillomas appearing in places I was too embarrassed to mention. My mornings started with pain, my days were spent cancelling plans, and my energy was gone before noon.

$20,000

I spent over $20,000 on solutions that never worked. Laxatives. Capsules. Restrictive diets I could never maintain. Medications that masked the symptoms for a week and then stopped. Each time I hoped this would be the one. Each time it wasn't.

In 2009 my daughter was born, and for the first time I felt afraid — not of dying, but of not being there when she grew up. In 2012 I got seriously ill. Two weeks flat in bed. When the fever broke, I had time to think: where is my immune system? What went wrong?

8 years

That question started eight years of research. I read clinical papers. I studied how food actually works inside the body — not marketing claims, but cellular biology. I learned that most of what I'd been buying was processed at temperatures that destroyed the very compounds I needed.

So I started growing my own food in a closed photobioreactor in my utility room. The first batch was 17 grams. It looked terrible and didn't taste great. But I kept going — five iterations of the bioreactor, countless adjustments to the growth medium, years of trial and error.

The first change I noticed was subtle. About a month or two in, my digestion just... quieted down. Visits to the bathroom stopped being an ordeal. Then the hemorrhoids calmed. Then the heartburn and bloating I'd lived with for years simply stopped. My skin on my elbows became smooth — like a child's. And around the six-month mark, the papillomas began falling off.

Daily

Today I take five sachets every morning. It takes two minutes. I train for ninety minutes after, then I'm at the office by nine. My weight has stabilized. My nails are strong. My gut doesn't trouble me at all.

I don't sell Greespi because it's a business opportunity. I built it because I was trying to survive — and I wanted to give others the same chance to find what I found.

This is my personal experience, not a treatment recommendation. Results vary. Greespi is food, not medicine.

— Alim, Founder of Greespi

Featured In

Safe and Healthy LifeeBusiness BlogKontra NewsWST Post
Greespi thermo-box with sachets and cooling packs

Free Express Frozen Shipping

Every order ships in our branded thermo-box with specially designed cooling packs, maintaining below-0°C conditions for up to 72 hours. Your sachets arrive frozen — guaranteed. Real-time tracking from our facility to your doorstep in 3–5 business days.

Insulated thermo-box with cooling packs
Real-time shipment tracking
Frozen arrival guaranteed or we reship free
100% recyclable packaging
All taxes included
Choose your format

Choose Your Pack

Every pack includes free frozen shipping in a branded thermo-box. Sachets stay frozen until delivery.

Explore Pack

Explore Pack

A gentle start with real whole food

For the curious. One sachet a day to build a new morning ritual and let your body feel the difference real, flash-frozen nutrition makes.

Balance Pack
X2
MOST POPULAR

Balance Pack

The daily dose your body actually needs

The recommended intake for adults — two sachets a day to fill nutritional gaps, support your gut, and feel consistently energized. This is where real change takes root.

Changing Pack
X4

Changing Pack

Commit deeper when your body asks for more

An intensive program for those ready to prioritize recovery and restoration. Four sachets a day — or share with a partner. For when good enough isn't enough.

Every order includes

Flash-frozen sachets (20g each)
Branded thermo-box with cooling packs
Free express frozen shipping
All taxes included
Secure checkout30-Day Satisfaction PromiseSGS Lab certified

30-Day Satisfaction Promise

If Greespi doesn't feel right for you within 30 days, contact care@greespi.com and we'll make it right.

We believe in giving you enough time to feel the difference — and the confidence to start without risk.

F.A.Q.

Frequently Asked Questions about Greespi

Important Information

Medical Disclaimer

Greespi is functional food for everyday nutrition. It is not a medicinal product and does not replace professional medical advice. If you have a medical condition, take medications, are pregnant or nursing, consult your healthcare professional before daily use.

Individual Considerations

Contains natural phenylalanine and iron. Not suitable for individuals with Phenylketonuria (PKU) or Hemochromatosis. In rare cases, individual intolerance may occur. Individual results may vary.

Storage and Safety

Store frozen at -18°C to -5°C. Shelf life is up to 6 months when stored continuously frozen. Do not refreeze after thawing. Do not heat above 40°C. Keep packaging materials and cooling elements out of reach of children and pets.