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Blackstone Labs Tighten The F' Up Stack

We didn't make this name up...this is one of the newest stacks from the guys over at Blackstone Labs. And as the name implies, the Tighten Up Stack is for getting ripped, shredded and jacked in the shortest amount of time possible. This stack has everything you need to not only build lean, dry muscle mass, but to also shred excess fat and water from your body. It was was formulated to give you the most effective results in the quickest amount of time possible.

With Chosen 1 included in this stack, you know you will be building up strength and the leanest muscle mass possible. Then they add the new Trojan Horse, which promises all day non-stimulant fat burning. Stack that with Paraburn, which is a stimulant heavy fat burning powerhouse, you know your going to get shredded. They added Gear Support to keep your body healthy while on the powerful andro supplement, Chosen 1. Last, but not least, Blackstone Labs included Eradicate, to not only reduce estrogen levels, but to help remove excess water to get that lean, dry look. These products all make up the Tighten  Up Stack.

Benefits & Results

  • Complete 4 Week Cycle
  • Increase Lean Muscle Mass
  • Increase Overall Strength & Power
  • Get Shredded & Ripped
  • Improve Recovery Times

Stack Includes

Directions & Dosage

This is the recommended plan on action for taking the Tighten the F*ck Up Stack for the entire 4 weeks:

  • Chosen 1: Take 1 capsule twice per day. Best to take 1 capsule in the morning and another capsule 8-12 hours later. Can be taken with or without food.
  • Gear Support: Take 1 capsule twice per day. Best to take 1 capsule in the morning and another capsule 8-12 hours later. Can be taken with or without food.
  • Eradicate: During your entire PCT, take 1 capsule twice per day in evenly divided doses. For example 1 capsule every 12 hours.
  • Paraburn: Take 1 capsule twice per day. Best to take on an empty stomach.
  • Trojan Horse: Take scoops per day. Once in the morning and one at night.


Though Blackstone Labs does not require it, some users would like to have extra insurance that they keep their gains post cycle. You can add Blackstone Labs PCT V to this stack and use it for 4 weeks after this cycle is completed. Now it is not required though for this stack, according to Blackstone Labs.


If you want to add even more mass during your 4 week cycle, it is recommended to add Blackstone Labs Brutal 4ce.

Ingredients / Label

Chosen 1

Serving Size: 1 Tablet
Servings Per Container: 60

1-DHEA Blend 65mg
1 androstene-3b-ol, 17-one
1 androstene-3b-ol, 17-one Undecanoate,
1 androstene-3b-ol, 17-one Caprylate

Gear Support

Serving Size: 2 Capsules
Servings per Container: 45

Gear Support Proprietary Blend 1,650mg *

NAC (N-Acetyl-Cysteine), Hawthorne (1.8% extract), Saw Palmetto (45% extract), Red Clover (30% extract), Coenzyme Q10 (CoQ10), Celery Seed (6:1 Concentrate), Grape Seed (95% extract)

Other Ingredients: Magnesium Stearate, Silicon Dioxide, Titanium Dioxide.


Serving Size: 1 Capsule
Servings per Container: 90

Androsta-3,5-dein-7, 17-dione 25mg *

N-Acetyl L-Cysteine 250mg *

Chlorophytum Borivilanium (75% extract) 250mg *

Other Ingredients: Magnesium Stearate, Silicon Dioxide, Titanium Dioxide.


Serving Size 1 Capsule

Servings Per Container 60          

Amount Per Serving

Caffiene Anhydrous 250mg    
Achyranthes Aspera 100mg
Theobromine 50mg
Capsacin 30mg
6-Paradol 30mg
3,3 diiodothyronine 100mcg

Trojan Horse

Serving Size: 1 Rounded Scoop
Servings Per Container: 60

Chromium Picolinate 200mcg
Calcium Pyruvate 4000mg
Garcinia Cambogia Extract (std to 60% Hydroxycitric Acid) 750mg
L-Carnitine-L-Tartrate 500mg

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