What's inside

Clinical doses.

Beta-alanineLactate buffer for late-session output3 g
L-citrullineBlood flow and oxygen delivery3 g
Betaine anhydrousRepeated-effort power2.5 g
Arjuna extractVO2 / cardiovascular output750 mg
Rhodiola roseareduced perceived exertion under stress.300 mg
AshwagandhaWork capacity and clarity300 mg

Every milligram on the label

mg caffeine. Ever.

Train late, sleep great
No jitters. No crash.
Stimulant-free endurance enhancement

Simple on purpose

How to use it.

01 Mix 1 scoop with 6–12 oz of water
02 Take 60 minutes before training
03 Use daily — it compounds like creatine
04 For pre-competition periods of training, twice daily dosing can be used

Supplement Facts

Serving Size1 scoop

Servings Per Container30

Amount Per Serving**

Beta-Alanine3 g**

L-Citrulline3 g**

Betaine Anhydrous2.5 g**

Terminalia Arjuna Extract750 mg**

Rhodiola Rosea Extract300 mg**

Ashwagandha Root Extract300 mg**

**Daily Value not established. These compounds do not have an FDA Daily Value.

GMP Good manufacturing practice

USA Made in USA with global materials

Important

Medical disclaimer.

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.

Do not use if pregnant, expect to become pregnant, or nursing. Do not use if you have kidney disease. Always consult a physician before using this product or any dietary supplement, especially if you do not know your current health condition, have a pre-existing medical condition, or take prescription medication. If you have an adverse reaction, stop use and see a doctor. Do not use if the safety seal is broken or missing. Keep the container tightly closed and store in a cool, dry place. Keep out of reach of children.

In stock

Third Lung

cardiovascular endurance

$55.00

Clinical doses Made in USA* No proprietary blends Free ship on sub

Larger gas tank

High-dose beta-alanine and citrulline for muscular endurance.

Zero stim

No jitters, no crash, no ruined night class.

Adaptogen stack

Arjuna, rhodiola, ashwagandha at standardized extract doses.

No fairy dust

Every milligram printed. No proprietary blend.

Formula

What's inside

Ingredient	Dose	Why it's here
Beta-Alanine	3 g	Improved high-intensity exercise lasting about 60–240 seconds versus placebo.
L-Citrulline	3 g	Can raise plasma arginine; some trials reported better exercise performance or recovery.
Betaine Anhydrous	2.5 g	Power and endurance across repeated efforts.
Terminalia Arjuna	750 mg	Improved VO2 max and related endurance measures versus placebo.
Rhodiola Rosea	300 mg	Endurance and resistance to fatigue.
Ashwagandha	300 mg	Greater strength and recovery measures than placebo in men doing resistance training.

Full citations on Science