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Universal Nutrition Off Season Mass Gaining Stack

Original price $99.99
Original price $99.99 - Original price $99.99
Original price $99.99
Current price $92.99
$92.99 - $92.99
Current price $92.99
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Universal Nutrition The Off-Season Mass Gaining Stack

The Off-Season Mass Gaining Stack is perfect for hardgainers and serious bodybuilders looking to add size and strength.  The off-season is usually the time when bodybuilders increase their training intensity and caloric intake to put on lots of size.  Finding products that increase testosterone, energy, and recovery are essential.  This trifecta stack includes Animal Pak, Animal Stak, and Animal M-Stak.  These products have stood the test of time, and are integral part of many athletes and competitors.

Products in the Univeresal Off-Season Mass Gaining Stack

Animal Pak is the king of multivitamin supplements and should be part of any serious weight-lifters arsenal.

Animal Stak2 increases free and total testosterone levels, while inhibiting estrogen conversion.  You can put on serious size and strength.

Animal M-Stak increases size, strength, energy levels, and blocks estrogen.

Stack Schedule

Animal Pak 1 pack daily, with breakfast, lunch, or dinner
Animal Stak 1 pack daily, 30-45 minutes prior to training
Animal M-Stak 1 pack daily, 3-4 hours apart from the Animal Stak

Universal Animal Pak 44 Packs

Universal Animal Pak has been a staple of hardcore bodybuilders and athletes for 30 years!   This formula has been the #1 training pack in the world for 25 years, so the results speak for themselves.  Nutrition and training are equally important.  You will get out what you put in.  If you want to ensure that your body is performing at an optimal level, you need to consume the proper amounts of amino acids, vitamins, minerals, and antioxidants.  Animal Pak contains large dosages of all the key players including  vitamin c, glutamine, CoQ10, milk thistle, and many other potent ingredients.

Animal Pak is a foundational supplement that is essential your health whether you are a professional bodybuilder, or an average guy or girl looking to maintain proper health.  This supplement supports healthy immune function, protects against free radical damage, accelerates recovery, and increases lean muscle mass.  There is no other multi-vitamin supplement on the market that compares to Animal Pak.  If you are serious about your training, then you need to start taking this product now to start building the physique you have been dreaming about.

Universal Animal Pak 44 Packs Benefits

• #1 Training Pack in the World for 25 Years

• Ideally Suited for Hardcore Bodybuilders

• Supports Healthy Immune Function

• Protects Against Oxidative Stress

• Full of Amino Acids, Vitamins, and Minerals


Container Size: 44 Paks
Serving Size: 2 Paks 
Servings Per Container: 22

Amount Per Serving
Calories 40
Total Carbohydrate 4 g < 2%
Dietary Fiber 2 g 8%
Protein 6 g 12%
Calcium 2 g 200%
Riboflavin 76 mg 4471%
Biotin 300 mcg 100%
Phosphorus 1330 mg 133%
Folic Acid 400 mcg 100%
Vitamin D (as Cholecalciferol) 680 IU 170%
Niacin (as Niacinamide) 82 mg 410%
Iodine (from Kelp) 150 mcg 100%
Selenium (as Sodium Selenate) 50 mcg 71%
Pantothenic Acid (as Calcium Pantothenate) 76 mg 760%
Magnesium (as Oxide) 400 mg 100%
Manganese (as Sulfate) 5 mg 250%
Zinc (as Oxide) 30 mg 200%
Thiamin (as Mononitrate) 76 mg 5067%
Copper (as Sulfate) 600 mcg 30%
Potassium (as Sulfate) 200 mg 6%
Vitamin C (as Ascorbic Acid & Ascorbyl Palmitate) 1 g 1667%
Vitamin B12 (Methylcobalamin and Cyanocobalamin) 11 mcg 185%
Chromium (as Chloride) 60 mcg 50%
Vitamin A (as Carotenoids [B-Carotene, a-Carotene], acetate) 9900 IU 198%
Probolic Adaptogen Complex 300 IU 1000%
Vitamin B6 (as Pyridoxine AKG, Pyridoxine HCI) 180 mg 9000%

Performance Complex
Uni-Liver 4080mg
Carnitine 25mg
Choline 250mg
Eleuthero (root) 1750mg
Hawthorne (berry) 250mg
Inositol 125mg
Milk Thistle 500mg
Oriental Ginseng (root) 250mg
Para-Aminobenzoic Acid 400mg
Pyridoxine a-Ketoglutarate 200mg

Antioxidant Complex
Alpha Lipoic Acid (ALA) 100mg
Citrus Bioflavonoids 1000mg
Coenzyme Q10 (CoQ10) 5mg
Grapeseed Extract 50mg
Lutein 1mg
Lycopene 1mg
Pine Bark Extract 200mg

Digestive Enzyme Complex
Bromelain 100mg
Inulin 250mg
Lipase 10mg
Pancreatin 700mg
Papain 64mg
Pepsin 64mg

Probolic Adaptogen Complex 1000mg
Muira Puama, Kudzu (Isoflavones), Safed Musli, Rhodiola Rosea (Rosavins)

Other Ingredients: Dicalcium Phosphate, Whey Protein Concentrate (Milk), Glucose Polymers, Microcrystalline Cellulose, Arginine (a-Ketoglutarate, Dessicated Argentine Liver (Bovine), Stearic Acid, Magnesium Stearate, Choline Bitartrate, Calcium Carbonate, Silicon Dioxide, D-Calcium Pantothenate, Lecithin (Soy), Carnitine Fumarate, Calcium Citrate, Alfalfa, Rose Hips, Rice Bran, Parsley, Burdock.



Dosage: Take a single pack with breakfast or any other meal, with plenty of water. For those who compete or are training with higher intensity, take two packs daily, separated by 4-12 hours

Universal Animal Stak2 21 Paks

Animal Stak2 is a testosterone-boosting supplement from Universal Nutrition. If you are looking for an effective althernative to prohormones, then you are in the right place.  This product contains vitamins, minerals, cortisol inhibitors, DHT blockers, anti-aromatase, and growth hormone secretogogues.   Animal Stak2 conveniently comes in individual packs that are taken daily to increase testosterone levels, inhibit conversion to estrogen or DHT, and increase blood flow. 

You will quickly notice gains in size, stregth, recovery, and exeperience some incredible muscle pumps.  Animal Stak2 is recommended for weight-lifters over age 18.  This product may contained substances banned from athletic associations.  Always consult with a physician before use.

Universal Animal Stak2 21 Paks Benefits

•Increases Free Testosterone Levels


•Accelerates Recovery Time

•Improves Blood Circulation

•Enhances Nutrient Absorption

•Creates Probolic Environment for Muscle Growth

•Prohormone Alternative


Serving Size: 1 Pack 
Servings Per Container: 21

Amount Per Pack

Vitamin C(as Ascorbic Acid) - 100mg 166% 
Vitamin B6(as Pyridoxine HCL) - 10.5mg 525% 
Magnesium(as Oxide) - 450mg 113% 
Zinc(as Oxide) - 30mg 200% 
Chromium(as Picolinate) - 100mcg 83%

Natural Test Complex 
Longjack Extract Complex† - 250mg 
Avena Sativa Extract (Standardized For Avenacosides A & B) - 250mg 
Tribulus Extract Complex (Standardized For Protodioscin & Unapproved Substanceal Saponins) - 500mg

Growth Hormone Secretagogues 
Mucuna Pruriens Extract (Standardized For 15% L-Dopa) - 250mg 
Alpha Glycerophosphocholine - 50mg

Vasodilator Complex - 750mg 
Arginine Alpha-Ketoglutarate (AKG) 
Arginine Ketoisocaproate (KIC)

Aromatase Inhibitors 
Calcium D-Glucarate - 100mg 
Diindolylmethane (DIM) - 100mg

DHT Blockers 
B-Sitosterol - 250mg 
Saw Palmetto Extract - 200mg 
Pygeum Africanum - 50mg

Cortisol Inhibitor Complex - 300mg 
Phosphatidyl Serine

Liver Detoxifiers 
Lysophosphatidylcholine - 50mg 
Milk Thistle Extract - 200mg

Other Ingredients 
Gelatin, Di-Calcium Phosphate, Whey, Lecithin, Microcrystalline Cellulose, Stearic Acid, Magnesium Stearate, Titanium Dioxide, FD&C Red #40, FD&C Blue #1


Take a single pack daily for 21 straight days. On training days, take it 30-45 minutes before lifting. On non-training days, take it between meals, on an empty stomach whenever possible. For best results, "cycle" this product following a schedule of three weeks on and one week off. Best results if used by those who are 25 years or older. However, due to its ability to help modulate free test levers, it could benefit others as well. Consider "stacking" Animal Stak with either Animal Test or Animal M-Stak for even greater gains.

Universal Animal Methoxy Stak 21 Pack

Animal Methoxy Stak (M-Stak) is a muscle-building supplement from Universal Nutrition.  The product utilizes natural flavones, hgh secretagogues,dht blockers, and anti-aromatase ingredients to dramatically improve results.  M-Stak creates an probolic environment that promotes increased nitrogen retention, protein synthesis, and insulin function.  What this means is that you will build more muscle, increase energy levels, raise test levels, reduce estrogen, and prevent muscle breakdown. 

You can start transforming your body by training hard, eating healthy food, and including M-Stak as part of your supplement regimne.  M-Stak has become a staple of many professional athletes and bodybuilders for the reasons outlined.

Universal Animal Methoxy Stak 21 Pack Benefits

•Increases Strength

•Improves Athletic Peformance

•Blocks Estrogen

•Increases Energy

•Promotes Better Nitrogen Retention


Natural Flavone Complex: 
5-Methyl-7Methoxyisoflavone - 100mg 
7-Isopropoxyisoflavone - 100mg 
20-Hydroxyecdysone - 100mg

Growth Hormone (hGH) Secretagogues: 
L-Arginine Pyroglutamate - 2.5g 
L-Ornithine Alpha-Ketoglutarate - 1.3g 
Lysine - 1.2g 
(as lysine HCl) 
Taurine - 750mg 
(as L-taurine) 
Leucine - 100mg 
(as L-leucine) 
Isoleucine - 50mg 
(as L-isoleucine) 
Valine - 50mg 
(as L-valine)

Luteinizing Hormone (LH) Boosters: 
Tribulus Extract - 250mg 
(29% unapproved substanceal saponins) 
Acetyl-L-Carnitine (ALC) - 250mg 
Carnitine - 50mg 
(as L-carnitine)

Anti-Aromatase Inhibitors: 
5,7-Dihydroxyflavone - 100mg 
Kudzu Extract - 150mg

DHT Blockers: 
Saw Palmetto Extract - 200mg 
Beta Sitosterol - 250mg 
Pygeum Extract - 50mg

Insuline Potentiators: 
Alpha Lipoic Acid - 10mg 
Chromium Picolinate - 100 mcg

Metabolic Energy Complex: 
Guarana Extract - 500mg 
(22% caffeine) 
Bitter Orange Extract - 400mg 
(4% synephrine) 
Cordyceps Extract - 100mg 
(7% cordyceptic acid)

Liver Detoxifying Complex: 
Lysophosphatidylcholine - 50mg 
(from lecithin) 
Milk Thistle [seed] - 75mg

Other Ingredients: 
Gelatine, dicalcium phosphate, whey, microcrystalline cellulose, stearic acid, magnesium stearate.


Dosage: Take a pack every day for 21 straight days. On training days, take it 30-45 minutes before lifting. On off days, take it between meals. Cycle Animal M-Stak for best results-three weeks on, one week off. Repeat as needed. The entire Energy Complex (stims) is contained in the single red capsule. Remove it as you see fit. To keep it as fresh as possibel, store this product in a cool, dry place, away from heat, moisture and sunlight. You know the drill.


Consuming this product can expose you to chemicals including lead, which is known by the State of California to cause birth defects or other reproductive harm.” For more information go to