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.
Fast Shipping
Easy Returns
Secure Payment
Description
Strength & Stamina Stack | Daily fuel for active men
The Strength & Stamina Stack combines Alpha Fuel (Liver + Testicles) and Vital Fuel (Liver + Heart). A natural source of vitamin B12, copper, riboflavin (B2), CoQ10, zinc, selenium and proteins – designed for men who want strength, energy and recovery support in one powerful duo.
Produced in the EU, rigorously lab-tested for purity, and made from 100% Irish grass-fed beef. No fillers, no additives – just clean nutrition you can trust.
Benefits*
✅ Supports normal energy metabolism
✅ Helps reduce tiredness and fatigue
✅ Contributes to immune and nervous system health
✅ Natural source of CoQ10, zinc and selenium
✅ Grass-fed, 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 B12, copper, riboflavin (B2), zinc, selenium and CoQ10
✔ 100% Irish grass-fed, freeze-dried
✔ Independently lab-tested
✔ No fillers, no additives
*Based on approved EU health claims. Food supplement; not a substitute for a varied and balanced diet and a healthy lifestyle.
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
Choose options
STRENGTH & STAMINA STACK
Regular price€114,90
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.