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Animal Growth Stack

21 servings per container: $4.33 / serving
Sale price
$91.00 Regular price
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$91.00
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$91.00
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Servings21 per container
Serving sizeAnimal Stak (21 Packs): 1 pack | Animal Pak®: 2 packs
FormTravel Packet
Made inUSA

Allergens Bovine Gelatin, Milk, Soy

Key actives
  • Tribulus
  • Tongkat Ali
  • Maca Root
  • DIM
  • Resveratrol
  • Ashwagandha
  • Spectra Antioxidant
  • AstraGin
  • Two Animal staples in one order: Animal Stak (21 packs) and Animal Pak (44 packs, 85+ ingredients including 25 vitamins and minerals).
  • Animal Stak combines five complexes, including Tribulus, Tongkat Ali, and Maca, to support natural testosterone, growth hormone output, and muscle growth.*
  • Animal Pak covers daily nutrition with vitamins, minerals, amino acids, and the Spectra blend of 29 fruits, vegetables, and herbs.*
  • Save 5% compared with buying both separately.
  • Animal Pak contains milk and soy. Animal Stak uses bovine gelatin capsules and is cycled 21 days on, 7 days off.
Description

The Animal Growth Stack pairs Animal's all-in-one hormone support pack with its daily nutrition foundation for men focused on size and strength.* Animal Stak delivers five complexes, including Tribulus terrestris, Eurycoma longifolia (Tongkat Ali), and Maca Root, to support natural testosterone, growth hormone output, muscle growth, and healthy estrogen metabolism.* Animal Pak adds 85+ ingredients across seven complexes, including vitamins, minerals, amino acids, and performance nutrients that support muscle function and workout performance.* Save 5% compared with buying them separately.

What's in the stack:

• Animal Stak (21 Packs): one pack per day with Pro Testosterone, Growth Hormone Support, Aromatase/estrogen metabolism, and restorative support complexes.
• Animal Pak® (44 Packs): 85+ ingredients, including 25 vitamins and minerals, protein and amino acid complexes, and the Spectra™ blend. 8 tablets per pack.

How to use the stack:

• Animal Stak: 1 pack daily, 30–45 minutes before lifting on training days or before bed on rest days. Take 21 days on, then 7 days off.
• Animal Pak: 2 packs daily (one serving) with meals and plenty of water, including rest days.

HORMONE SUPPORT + DAILY NUTRITION | 2 PRODUCTS | SAVE 5%

*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

Ingredients

ANIMAL STAK (21 PACKS)

  • Servings Per Container: 21

Serving Size: 1 Pack

Nutrition Per Serving:

  • Vitamin D (as cholecalciferol) – 25mcg
  • Vitamin B6 (as pyridoxine HCl) – 10.5mg
  • Magnesium (as oxide) – 425mg
  • Zinc (as oxide) – 25mg

Key Actives:

  • Pro Testosterone Complex – 1,500mg: Tribulus terrestris extract (whole plant, standardized for steroidal saponins), Eurycoma longifolia complex (Eurycoma longifolia powder, Eurycoma longifolia root extract), Fenugreek seed (steroidal saponins), Stinging Nettle root, Maca extract (root)
  • Growth Hormone Support – 1,500mg: L-Arginine HCl, L-Lysine HCl, L-Glutamine, Glycine, L-Ornithine HCl
  • Aromatase Combating Complex – 300mg: Japanese Knotweed extract (root, resveratrol), Diindolylmethane (DIM), Calcium D-Glucarate
  • Hormone Amplifying Blend (with AstaPure) – 500mg: L-Carnitine Fumarate, Agmatine Sulfate, Quercetin Dihydrate, BioPerine (black pepper fruit extract), Astaxanthin (from Haematococcus pluvialis)
  • Restorative Support Complex – 500mg: Ashwagandha extract (leaf and/or root), Astragalus root, Milk Thistle extract (seed, silymarin), Alpha Lipoic Acid (ALA), Coenzyme Q10

Other Ingredients: Gelatin (bovine), silicon dioxide, magnesium stearate, dicalcium phosphate, stearic acid, FD&C Blue #1, FD&C Yellow #5, FD&C Yellow #6.

Other Ingredient Information:

  • Made in a cGMP certified facility on equipment that processes milk, soy, egg, peanuts, tree nuts, fish, shellfish, wheat, and sesame.

ANIMAL PAK®

  • Servings Per Container: 15 (30 packs) or 22 (44 packs)

Serving Size: 2 Packs

Nutrition Per Serving:

  • Calories – 50
  • Total Carbohydrate – 8g
  • Dietary Fiber – 4g
  • Protein – 4g
  • Vitamin A – 1,200mcg RAE
  • Vitamin C – 1,000mg
  • Vitamin D – 100mcg
  • Vitamin E – 100mg
  • Vitamin K – 120mcg
  • Thiamin – 76mg
  • Riboflavin – 76mg
  • Niacin – 82mg
  • Vitamin B6 – 80mg
  • Folate – 680mcg DFE
  • Vitamin B12 – 100mcg
  • Biotin – 300mcg
  • Pantothenic Acid – 76mg
  • Choline – 90mg
  • Calcium – 650mg
  • Phosphorus – 500mg
  • Iodine – 150mcg
  • Magnesium – 400mg
  • Zinc – 30mg
  • Selenium – 50mcg
  • Copper – 600mcg
  • Manganese – 5mg
  • Chromium – 100mcg
  • Sodium – 35mg
  • Potassium – 200mg

Key Actives:

  • Amino Acid Complex (naturally occurring from the protein sources): Alanine, Arginine, Aspartic Acid, Cystine, Glutamic Acid, Glycine, Glutamine, Hydroxyproline, Histidine, Isoleucine, Leucine, Lysine, Methionine, Phenylalanine, Proline, Serine, Threonine, Tryptophan, Tyrosine, Valine, Ornithine
  • Liver Detox Complex: Milk Thistle Seed 500mg, Hawthorne Berry 250mg, Beet Root 200mg, Turmeric Root 100mg
  • Protein Complex: Whey Protein Blend 2,190mg (whey protein concentrate, whey protein isolate), Beef and Liver Blend 2,430mg (beef protein isolate, liver)
  • Performance Complex: Eleutherococcus senticosus (root) 750mg, L-Taurine 500mg, Choline Bitartrate 250mg, Inositol 125mg, Carnitine 25mg, Haematococcus pluvialis whole microalgae 1mg (providing Astaxanthin, AstaPure)
  • Antioxidant Complex: Spectra 100mg, Alpha Lipoic Acid 100mg, Spirulina platensis 50mg, Chlorella 50mg, Grape Seed Extract 50mg, Coenzyme Q10 5mg, Lutein 1mg, Lycopene 1mg
  • Digestive Enzyme and Absorption Complex: Inulin 250mg, Ginger Root 200mg, Bromelain 100mg, Papain 64mg, Lipase 10mg, BioPerine 5mg, AstraGin 25mg
  • Energy and Focus Complex: L-Tyrosine 300mg, Green Tea Leaf Extract 100mg, D-Glucuronolactone 100mg, Cocoa Bean Powder 100mg, Ginkgo Biloba (leaf) 100mg

Other Ingredients: Dicalcium phosphate, maltodextrin, microcrystalline cellulose, silicified microcrystalline cellulose, stearic acid, magnesium stearate, hydroxypropyl cellulose, silicon dioxide, l-carnitine fumarate, lecithin, pharmaceutical glaze.

Other Ingredient Information:

  • Contains milk and soy.
  • Made in a GMP facility on equipment that processes milk, soy, egg, peanuts, tree nuts, fish, shellfish, wheat, and sesame.
Ingredient Facts

ANIMAL STAK (21 PACKS)

  • Vitamin & Mineral Complex: Vitamin D (25 mcg) / Vitamin B6 (10.5 mg) / Magnesium (425 mg) / Zinc (25 mg). Provides essential vitamins and minerals involved in normal testosterone production, hormone regulation, muscle function, and energy metabolism. Zinc and vitamin D support normal hormonal function, while magnesium contributes to muscle recovery and nervous system health.*

Pro Testosterone Complex — 1,500 mg: Tribulus terrestris Extract / Eurycoma longifolia Complex (Tongkat Ali) / Fenugreek Seed / Stinging Nettle Root / Maca Root Extract. Combines botanical ingredients traditionally used to support male vitality, libido, and hormonal health. Tongkat ali and fenugreek may help support healthy testosterone levels, although evidence varies by ingredient and population.*

Growth Hormone Support — 1,500 mg: L-Arginine HCl / L-Lysine HCl / L-Glutamine / Glycine / L-Ornithine HCl. Combines amino acids involved in protein metabolism, tissue repair, and recovery. Certain amino acids may temporarily influence growth hormone secretion, although meaningful effects on muscle growth have not been established.*

Aromatase Combating Complex — 300 mg: Japanese Knotweed Extract (Resveratrol) / Diindolylmethane (DIM) / Calcium D-Glucarate. Combines plant-derived compounds studied for their potential roles in estrogen metabolism and hormone regulation. Designed to support healthy estrogen balance, although evidence for significant aromatase inhibition in humans is limited.*

Hormone Amplifying Blend (with AstaPure®) — 500 mg: L-Carnitine Fumarate / Agmatine Sulfate / Quercetin Dihydrate / BioPerine® Black Pepper Extract / Astaxanthin (from Haematococcus pluvialis). Combines amino acid derivatives, antioxidants, and botanical extracts to support cellular function, circulation, and nutrient utilization. Includes astaxanthin and quercetin for antioxidant support and BioPerine® to support nutrient bioavailability.*

Restorative Support Complex — 500 mg: Ashwagandha Extract / Astragalus Root / Milk Thistle Extract (Silymarin) / Alpha Lipoic Acid (ALA) / Coenzyme Q10. Combines adaptogenic botanicals and antioxidants to support stress management, cellular energy production, and recovery. Ashwagandha may support a healthy stress response, while milk thistle, ALA, and CoQ10 contribute to antioxidant defenses.*

ANIMAL PAK®

  • Vitamin & Mineral Complex: Vitamin A (1,200 mcg RAE) / Vitamin C (1,000 mg) / Vitamin D (100 mcg) / Vitamin E (100 mg) / Vitamin K (120 mcg) / Thiamin (76 mg) / Riboflavin (76 mg) / Niacin (82 mg) / Vitamin B6 (80 mg) / Folate (680 mcg DFE) / Vitamin B12 (100 mcg) / Biotin (300 mcg) / Pantothenic Acid (76 mg) / Choline (90 mg) / Calcium (650 mg) / Phosphorus (500 mg) / Iodine (150 mcg) / Magnesium (400 mg) / Zinc (30 mg) / Selenium (50 mcg) / Copper (600 mcg) / Manganese (5 mg) / Chromium (100 mcg) / Sodium (35 mg) / Potassium (200 mg). Comprehensive combination of essential vitamins and minerals that supports energy metabolism, immune function, bone health, muscle function, and overall nutritional health.*

Amino Acid Complex: Alanine (296 mg) / Arginine (217 mg) / Aspartic Acid (337 mg) / Cystine (55 mg) / Glutamic Acid (489 mg) / Glycine (504 mg) / Glutamine (83 mg) / Hydroxyproline (229 mg) / Histidine (65 mg) / Isoleucine (152 mg) / Leucine (290 mg) / Lysine (285 mg) / Methionine (69 mg) / Phenylalanine (117 mg) / Proline (354 mg) / Serine (166 mg) / Threonine (166 mg) / Tryptophan (41 mg) / Tyrosine (77 mg) / Valine (172 mg) / Ornithine (5 mg). Provides naturally occurring amino acids from the protein sources to support muscle protein synthesis, tissue repair, recovery, and muscle maintenance.*

Liver Detox Complex: Milk Thistle Seed (500 mg) / Hawthorne Berry (250 mg) / Beet Root (200 mg) / Turmeric Root (100 mg). Combines botanical ingredients traditionally used to support liver function, antioxidant defenses, and normal metabolic processes. Milk thistle and turmeric provide plant compounds that help protect cells from oxidative stress.*

Protein Complex: Whey Protein Blend (2,190 mg; Whey Protein Concentrate, Whey Protein Isolate) / Beef & Liver Blend (2,430 mg; Beef Protein Isolate, Liver). Combines animal-derived protein sources to provide amino acids that support muscle maintenance, recovery, and tissue repair. Includes liver as an additional animal-derived nutritional ingredient.*

Performance Complex: Eleutherococcus senticosus Root (750 mg) / L-Taurine (500 mg) / Choline Bitartrate (250 mg) / Inositol (125 mg) / Carnitine (25 mg) / Haematococcus pluvialis Microalgae (1 mg; providing Astaxanthin). Combines adaptogenic botanicals, amino acids, and other nutrients to support exercise performance, cellular function, and stress management. Includes astaxanthin for additional antioxidant support.*

Antioxidant Complex: Spectra® (100 mg; Fruit, Vegetable & Botanical Extract Blend) / Alpha Lipoic Acid (100 mg) / Spirulina platensis (50 mg) / Chlorella (50 mg) / Grape Seed Extract (50 mg) / Coenzyme Q10 (5 mg) / Lutein (1 mg) / Lycopene (1 mg). Provides a diverse combination of plant-derived antioxidants, carotenoids, and cellular nutrients. Supports antioxidant defenses, cellular health, and protection against oxidative stress.*

Digestive Enzyme & Absorption Complex: Inulin (250 mg) / Ginger Root (200 mg) / Bromelain (100 mg) / Papain (64 mg) / Lipase (10 mg) / BioPerine® (5 mg) / AstraGin™ (25 mg). Combines prebiotic fiber, digestive enzymes, and botanical extracts to support digestive health, nutrient breakdown, and absorption. Helps support beneficial gut bacteria and the digestion of dietary proteins and fats.*

Energy & Focus Complex: L-Tyrosine (300 mg) / Green Tea Leaf Extract (100 mg) / D-Glucuronolactone (100 mg) / Cocoa Bean Powder (100 mg) / Ginkgo Biloba (100 mg). Combines amino acids, botanical extracts, and other compounds to support mental alertness, cognitive function, and energy metabolism. Includes tyrosine to support neurotransmitter production and green tea and cocoa for naturally occurring plant compounds.*

*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

How to Take

ANIMAL STAK (21 PACKS)

  • Dose: 1 pack per day.

Timing: On training days, take 1 pack 30 to 45 minutes before lifting. On non-training days, take 1 pack before bed.

How To Take: Open 1 pack and swallow all capsules and tablets with water. Take 1 pack daily for 21 consecutive days, then take 7 days off. After 3 complete cycles, take a full month off before starting again. To avoid vitamin B6, remove the 2 blue capsules. Do not exceed 1 pack per day.

Warnings: For adult men. Not intended for anyone under 21 or for women who are pregnant or nursing. Best results for users 25 and older. Consult your physician before use, especially if you take any prescription medication or have a medical condition, including hormone-sensitive conditions, high blood pressure, or heart, liver, or kidney disease. Discontinue use if any adverse reaction occurs. Check the label for allergens.

ANIMAL PAK®

  • Dose: 2 packs daily (1 serving, per the Supplement Facts label).

Timing: Take with a meal, preferably breakfast or another substantial meal. On training days, it can be taken with a pre-workout meal.

How To Take: Open a pack and swallow all 8 tablets with plenty of water during a meal. Take one pack with a morning meal and the other with an evening meal. Use consistently, including rest days. Cycling is not required.

Warnings: Contains high doses of certain vitamins and minerals. Avoid combining with other high-dose multivitamins without checking total nutrient intake. Contains up to 10 mg naturally occurring caffeine per serving. Consult a healthcare professional before use if pregnant, nursing, taking medication, or managing a medical condition. Check the label for allergens and ingredient sensitivities.

Expert Take
Reviewed by Garett Reid, MSc, CSCS, CISSN
Strength coach & sports nutrition specialist · · About the author

ANIMAL STAK (21 PACKS)

  • Animal Stak is a testosterone-support supplement marketed toward experienced lifters looking to improve muscle growth, strength, and recovery. Its formula emphasizes herbal extracts and compounds intended to support natural hormone production rather than supplying hormones directly. However, supporting healthy testosterone levels and actually increasing testosterone in men with normal levels are two very different claims.
  • The formula includes tribulus terrestris, tongkat ali, maca, and ashwagandha, alongside compounds marketed for estrogen regulation and growth hormone support. While tongkat ali and ashwagandha have some promising research, tribulus has consistently failed to demonstrate meaningful testosterone increases in healthy men. Evidence supporting the broader growth hormone and muscle-building claims is also limited.

Overall, I'd approach Animal Stak cautiously. Understand where the research lies and and consider if you think it's worth a try..

ANIMAL PAK®

  • Animal Pak is a comprehensive multivitamin designed for athletes and serious lifters. Beyond its extensive vitamin and mineral profile, it includes amino acids, digestive enzymes, antioxidants, and performance-support ingredients.

I like the broad nutritional coverage, particularly for athletes with demanding training schedules who may struggle to consistently meet their micronutrient needs.

However, several vitamins and minerals are included at doses far exceeding daily requirements, which doesn't necessarily translate to additional benefits. The large number of tablets per serving is another drawback, and some specialty ingredients are underdosed or lack strong supporting evidence.

Overall, it's a comprehensive formula, but more isn't always better.

*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

Other Info

ANIMAL STAK (21 PACKS)

  • Type of Supplement: Natural Hormone Support (Pill Pack)

Number of Servings: 21 packs

Primary Ingredients: Tribulus, Tongkat Ali, maca root, DIM, resveratrol, ashwagandha

What's It For: Supporting natural testosterone and growth hormone for muscle and strength

Who Should Use: Men 21+ (best results 25+)

Best To Stack With: Animal Cutting Stack

Animal's Cutting Stack - Animal Cuts, Animal Stak, Animal Omega

How To Cycle Animal's Cutting Stack:

  • Animal Cuts: 2 packs daily, one upon waking and another 30 minutes before training.
  • Animal Omega: 1 pack daily at any convenient time.
  • Animal Stak: 1 pack 30–45 minutes before training or before bed on rest

ANIMAL PAK®

  • Type of Supplement: Multivitamin Training Pack

Number of Servings: 30 or 44 packs (label serving: 2 packs; about 22 servings per 44-pack box)

Primary Ingredients: Vitamins & minerals, amino acids, protein complex, liver support, Spectra antioxidant blend, digestive enzymes, AstraGin

What's It For: A complete daily nutritional foundation for training, recovery, and overall health

Who Should Use: Athletes and active adults who want more than a basic multivitamin

Best To Stack With: Animal Pak is part of Animal's Foundation Stack which also includes Animal Omega and Animal Flex. But you can also stack with most other Animal products.

Frequently Asked Questions
What's in the Growth Stack?

One box of Animal Stak (21 packs) and one box of Animal Pak (44 packs).

How do I take Animal Stak and Animal Pak together?

Take 1 Animal Stak pack daily (before lifting on training days, before bed on rest days) and 2 Animal Pak packs daily with meals. Animal Stak is cycled 21 days on and 7 days off; Animal Pak is taken every day.

Does the Growth Stack contain allergens?

Animal Pak contains milk and soy. Animal Stak's capsules are made with bovine gelatin. Check both labels for ingredient sensitivities.

How much do I save with the stack?

The stack is priced 5% below buying Animal Stak (21 Packs) and Animal Pak (44 Packs) separately.

How do I take Animal Stak?

Take 1 pack of Animal Stak daily for 21 straight days. On training days, take the pack 30 to 45 minutes before lifting. On non-training days, take the pack before bed.

Should Animal Stak be cycled?

Yes. Take Animal Stak for 21 days on, then 7 days off. After 3 complete cycles, take a full month off before starting again.

What's the difference between Animal Pak pills and Animal Pak Powder?

Both deliver Animal Pak's foundational nutrition, and 1 scoop of Animal Pak Powder equals 1 pack of Animal Pak. Animal Pak pills come as 8 tablets per pack and include a protein complex with whey, beef, and liver, plus a liver detox complex. Animal Pak Powder is a flavored drink mix that swaps in free-form EAAs, BCAAs, and betaine, which work better in a powder.

What is Animal Pak, and is Animal Pak better than a regular multivitamin?

Animal Pak is more than a multivitamin. Animal Pak delivers over 85 ingredients across 7 complexes, including vitamins, minerals, amino acids, antioxidants, digestive enzymes, and immune and liver support, equal to 12+ supplements and costing less than buying them separately. Each pack contains 8 tablets, all specially coated for easy swallowing.

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Animal Stak (21 Packs)

See Animal Stak (21 Packs)

Supplement Facts

What's in Animal Growth Stack

  • Products in this stack2

Best for

  • Hormone Support
  • Muscle Growth
  • Recovery
  • Foundational Health
  • Immune Support

Who should use it: Men 21+ (best results 25+)

Key ingredients

  • Tribulus
  • Tongkat Ali
  • Maca Root
  • DIM
  • Resveratrol
  • Ashwagandha
  • Spectra Antioxidant
  • AstraGin

Diet & quality

  • USA-Made
  • GMP Certified

Allergens: Bovine Gelatin, Milk, Soy

*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

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How Animal Growth Stack compares

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Animal Growth Stack
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21 servings $4.33 / serving
Animal Test (21 Packs)21 packs $4.00 / pack View Animal Test (21 Packs)

Price per serving (per pack for products sold in packs), from the lowest current price. Doses from each product's label.

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