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Convenient Meal Replacement
Mix, shake, drink. 60 seconds to a complete meal.
GutSlim™ Diet Shake
GutSlim Probiotics Diet Shake
Replace a meal. Reset your gut. GutSlim™ Diet Shake delivers 20g protein, 16 probiotic strains, and full nutrition — in one delicious shake. No more skipped meals.
Meal replacement shake
20g protein per serving
16 probiotic strains
1000× more delivery
We accept
🚚Free shipping over threshold
🔄30-day money-back
🔬Lab-tested every batch
🩺Doctor-formulated
★★★★★ "Skipping breakfast saved me" — Maya R.★★★★★ "Down 4kg in 5 weeks" — Tumi K.★★★★★ "My lunch sorted, every day" — Jacques V.★★★★★ "Tastes amazing, fills me up" — Riana S.★★★★★ "Skipping breakfast saved me" — Maya R.★★★★★ "Down 4kg in 5 weeks" — Tumi K.★★★★★ "My lunch sorted, every day" — Jacques V.★★★★★ "Tastes amazing, fills me up" — Riana S.
★ Real Reviews
Meal-replacement that actually works
★★★★★
Diet Shake replaced my breakfast. Steady energy until lunch.
★★★★★
Down 4kg in 5 weeks. Shake at breakfast, normal lunch and dinner.
★★★★★
My lunch sorted, every day. Tasty and convenient.
★★★★★
Tastes amazing, fills me up for hours. No bloat at all.
★★★★★
Stacks with GLP-1 Booster — together they're unstoppable.
★★★★★
Diet Shake replaced my breakfast. Steady energy until lunch.
★★★★★
Down 4kg in 5 weeks. Shake at breakfast, normal lunch and dinner.
★★★★★
My lunch sorted, every day. Tasty and convenient.
★★★★★
Tastes amazing, fills me up for hours. No bloat at all.
★★★★★
Stacks with GLP-1 Booster — together they're unstoppable.
The Problem
Meal-replacements that miss the gut.
Most diet shakes are sugar bombs masquerading as health food. They spike blood sugar, leave your gut imbalanced, and fail you within 3 hours. Diet Shake is different.
Skipped meals that crash your blood sugar and metabolism.
Generic shakes packed with sugar and synthetic protein.
No gut support in your shake — just empty calories.
Cravings hit hard a few hours after — back to square one.
The Solution
Meet GutSlim™ Diet Shake.
20g protein, 16 probiotic strains, low-GI carbs, and full vitamin profile — in one delicious shake. Replace a meal cleanly, fuel your gut, lose weight sustainably.
20g clean plant + whey protein per serving.
16-strain probiotic blend for gut and metabolic balance.
Velobiotics™ MEP technology — 1000× more reach your gut alive.
Low GI, low sugar. Doctor-formulated. Lab-tested every batch.
Complete the Reset
More from the GutSlim™ range
Stack Diet Shake with the rest of the GutSlim™ weight-management system.
Key Benefits
Why Diet Shake
Six reasons Diet Shake is the easiest, tastiest way to replace a meal cleanly.
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Sustained Satiety
20g protein + fibre keep you full for 4-5 hours.
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Probiotic Powered
16 strains support gut and metabolic health.
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Steady Energy
Low-GI fuel means no blood sugar crashes.
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Doctor-Formulated
Built by medical doctors and nutritionists.
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Delicious Taste
Creamy and smooth. Naturally sweetened, no artificial flavours.
How It Works
From Scoop to Satisfaction
Four simple steps. One delicious shake. Real meal replacement.
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Mix One Scoop
With cold water or your favourite plant milk.
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MEP Armour Survives
Velobiotics™ shield protects every culture through stomach acid.
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Full Meal Delivered
Protein + probiotics + nutrients in one drink.
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Stay Full, Lose Weight
Sustained satiety means no cravings, real weight loss.
What's Inside
Every ingredient earns its place
Six clean active groups. No proprietary blends. Full transparency.
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20g Protein BlendWhey + plant
Premium isolate + pea protein. Complete amino acid profile.
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16-Strain Probiotic Blend10 Billion CFU
Strains chosen for gut and metabolic health.
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Velobiotics™ MEP CoatingPatented
Supercritical CO₂ microencapsulation — 1000× more survive.
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22 Vitamins + MineralsFull daily
B-complex, C, D3, calcium, iron, magnesium, zinc and more.
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Low-GI Carb BlendOat + chia
Slow-release fuel for steady energy. No blood sugar spikes.
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Free FromAlways
Added sugar · gluten · soy · artificial colours · preservatives · GMO.
Real results
Trusted for Easy Meal Replacement
What customers report after 4 weeks of daily Diet Shake use.
Felt full for 4+ hours
91%
Lost measurable weight
86%
Loved the taste
93%
Better daily energy
89%
Would recommend to a friend
95%
Based on a survey of 140+ verified customers. Individual results may vary.
Frequently Bought Together
Pair with the rest of your wellness stack
Diet Shake stacks beautifully with these Velobiotics favourites.
Trusted by Doctors. Proven by Science.
Quality you can trust.
Built on peer-reviewed strains, medical formulations, and SAHPRA-aware manufacturing.
Clinically Proven Strains
16 strains studied in peer-reviewed clinical trials.
Doctor Formulated
Developed by medical doctors and nutritionists.
Patented MEP Technology
Microencapsulation with Supercritical CO₂.
Clean Label
Naturally sweetened, no fillers, no artificial nasties.
Why Diet Shake Outperforms
Clean protein, low-GI carbs, 16 probiotic strains, and Velobiotics™ delivery — a meal-replacement that fuels weight loss without crashes.
Features
Diet Shake
Generic Shake
Others
Max Probiotic Strains
✓
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20g Clean Protein
✓
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Low Sugar Recipe
✓
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Daily Simplicity
✓
✕
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Long-Lasting Satiety
✓
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30-day money-back · Free shipping over the free-shipping threshold
Real Reviews
What Customers Are Saying
Verified reviews from real customers. The Judge.me widget will populate this section on go-live.
4.7
140+
15K+
FAQ
Questions Before You Start
Which meal should I replace? +
Most customers replace breakfast for the easiest start. You can replace any meal, but we don't recommend replacing more than one per day.
How does it taste? +
Creamy and smooth. Naturally sweetened with stevia and monk fruit. Mixes cleanly with water or any plant milk.
Is the protein vegan? +
Our standard Diet Shake uses a whey + pea protein blend. We're launching a 100% plant version in 2026 — sign up for our newsletter to be notified.
Is Diet Shake safe daily? +
Absolutely. Manufactured under GMP conditions in SAHPRA-aware facilities. Daily use is safe and recommended.
Do you ship internationally? +
Yes. We ship globally — 5–14 working days. Free shipping over the free-shipping threshold.
What if it doesn't work for me? +
If you don't see results in 30 days, we'll refund you in full — no questions asked.
30-day money-back guarantee
Replace a Meal Risk-Free for 30 Days
Join thousands replacing a meal the smart way. If you don't love it, we'll refund every cent.
Add to Cart →✅ 30-day money-back🚚 Ships worldwide🔬 Lab-tested every batch🌿 100% natural