Energy & Drive
100% Natural Ingredients
Lab-Tested Quality
Grass-Fed Irish Beef
Freeze-Dried for Maximum Nutrients
STRENGTH & STAMINA STACK
The solid base for strength, oxygen delivery, and lasting stamina.
360 capsules · 60-day supply · €1,82/day
Synergistic stack combining beef liver, heart and testicles — naturally rich in B12, zinc and iron
Zinc contributes to the maintenance of normal testosterone levels in the blood
Vitamin B12 contributes to normal energy-yielding metabolism and helps reduce tiredness and fatigue
Iron contributes to normal oxygen transport in the body and supports stamina
Produced in the EU · Lab-tested · 30-Day Guarantee
Express Delivery: Order before 3 PM for Fast same day shipping
Start strong with a 60-day stack. For long-term results, upgrade to 2 stacks.
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Description
Strength & Stamina Stack | Alpha Fuel and Vital Fuel
The Strength & Stamina Stack combines Alpha Fuel (Liver + Testicles) and Vital Fuel (Liver + Heart). Rich in vitamin B12. Vitamin B12 contributes to normal energy-yielding metabolism.
Produced in the EU. Independently tested by an accredited lab for heavy metals, pathogens, yeasts and moulds. No fillers, no additives – just clean nutrition you can trust.
Benefits*
✅ Vitamin B12 contributes to normal energy-yielding metabolism
✅ Vitamin B12 contributes to the reduction of tiredness and fatigue
✅ Vitamin B12 contributes to the normal function of the immune system
✅ Pure and lab-tested
Why G.A.I.N.S. Strength & Stamina Stack
✔ Combines Alpha Fuel (Liver + Testicles) and Vital Fuel (Liver + Heart)
✔ Rich in vitamin B12
✔ Freeze-dried
✔ Independently lab-tested
✔ No fillers, no additives
*Based on approved EU health claims. Take 6 capsules a day in total with a meal and do not exceed this recommended daily dose. A food supplement is not a substitute for a varied, balanced diet and a healthy lifestyle. Keep out of reach of young children. Contains vitamin A (retinol) from liver. Do not use during pregnancy or when trying to conceive. Not suitable for children. Do not combine with other supplements containing vitamin A. Do not take more than 6 capsules of G.A.I.N.S. products with liver per day in total.
How to take
Take 6 capsules daily with food.
This stack contains 360 capsules, a 60-day supply at the recommended dose.
You can use both jars together or focus on one at a time.
Adjust according to your routine and what feels right for you.
Ingredients
100% freeze-dried beef liver, heart and testicles from grass-fed Irish cattle. Encapsulated in pure bovine gelatin. Produced in the EU, lab-tested for purity.
“You really feel it. That’s what I hear from people taking desiccated organ supplements.”
Quote refers to organ supplements in general
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STRENGTH & STAMINA STACK
Sale price€108,95
Bioavailable, Effective, Science-Backed Ingredients
Naturally Occurring in Beef Liver, Heart & Testicles
Lab-Tested for Key Vitamins & Minerals
Filler-Free & Additive-Free
Vitamin B12
- Contributes to normal energyyielding metabolism
- Helps reduce tiredness and fatigue
- Supports normal function of the nervous system
Zinc
Male Vitality & Recovery
- Contributes to the maintenance of normal testosterone levels in the blood
- Supports normal fertility and reproduction
- Contributes to normal cognitive function
Selenium
Defense & Balance
- Contributes to the protection of cells from oxidative stress
- Supports normal thyroid function
- Contributes to normal function of the immune system
Iron
Strength & Oxygen
- Contributes to the normal formation of red blood cells and hemoglobin
- Supports oxygen transport in the body
- Helps reduce tiredness and fatigue
Copper
Immunity & Recovery
- Supports normal connective tissue maintenance
- Contributes to normal function of the immune system
- Protects cells from oxidative stress
Vitamin A
Vision & Resilience
- Contributes to the maintenance of normal vision
- Supports normal function of the immune system
- Plays a role in the process of cell specialization
More energy
Many users feel an initial boost in energy and focus within the first week, thanks to natural B12 and heme iron.
Improved stamina
Nutrients like iron and B12 start supporting oxygen transport and energy metabolism, helping you push through longer sessions.
Strength & resilience
With consistent use, zinc and iron contribute to testosterone balance, muscle recovery and overall resilience.
Sustained performance
Long-term support for strength, endurance and vitality, trusted by athletes and high performers.
Why Choose G.A.I.N.S
G.A.I.N.S
Competitor 1
Competitor 2
Grass-Fed Beef
Naturally Rich in Nutrients
Lab-Tested for Purity & Potency
180 Capsules per Jar
Premium Irish Origin
Unique Organ Blends
Europe-Wide Approved Labels
Get Yours in 3 Simple Steps
Start your daily routine for better energy and performance.
Place Your Order
One-time purchase. Simple and flexible.
Fast Delivery
Order before 3 PM for same-day dispatch.
Notice the Difference
Take 6 capsules daily with a meal. Many customers report feeling a difference within weeks.