• Supports nitric oxide production
• Promotes exercise endurance and cardiovascular health
• Free of gluten, dairy, soy, and nuts
• Tropical flavor

Whether you're a weightlifter, runner, or simply mindful of your cardiovascular wellness, l-citrulline can help. The body converts this free-form amino acid into nitric oxide, which is a vasodilator that promotes endurance, healthy circulation, and increased blood flow to working muscles.

• Supports healthy libido
• Helps boost testosterone production
• Rigorously formulated for purity and potency

Test Peptide T10 from MuscleTech supports testosterone, libido, confidence, and daily performance—both in and out of the gym. It combines lactotripeptides with TestFACTOR^® to promote healthy blood flow, testosterone production, sexual vitality, and lean muscle gains.

Frequently Asked Questions

What are lactotripeptides?

Lactotripeptides are milk peptides that enhance nitric oxide production to support healthy blood flow.

What is TestFACTOR?

TestFACTOR is a botanical ingredient clinically shown to support testosterone production, enhance libido, and improve overall sexual function.

• Supports enhanced sexual performance
• Supports lean muscle mass and strength
• Promotes power, stamina, and endurance

Test X180 Alpha Max sets the new standard for what an ultra-premium total testosterone supplement should be. This powerful, comprehensive formula supports next-level libido, muscle mass, power, and endurance with trusted ingredients like Testofen^®, L-citrulline, horny goat weed, Tribulus Terrestris, black maca, DIM, and more.

Frequently Asked Questions

What is “total” testosterone?

“Total” testosterone refers to testosterone that’s bound to proteins and testosterone that isn’t bound to proteins, which is called “free” testosterone.

What is Testofen?

Testofen is a clinically studied fenugreek seed extract that has been shown to help men build muscle and combat natural testosterone decline.

What is L-citrulline?

Citrulline is an amino acid involved in the production of nitric oxide, which increases blood flow to working muscles. 

What is horny goat weed?

Horny goat weed is derived from the Epimedium plant. It has been used in traditional Chinese medicine for centuries to support male sexual vitality. 

What is Tribulus Terrestris? 

Tribulus Terrestris is an herb that is often used to support healthy testosterone levels, lean muscle mass, and strength while promoting sexual well-being. 

What is black maca? 

Black maca is a rare Peruvian adaptogen that is believed to help the body adapt to stress, which can lead to increased mental and physical vigor. 

What is DIM?

Diindolylmethane (DIM) is a compound found in cruciferous vegetables that supports a healthy balance of estrogen.

• Supports cardiovascular health
• Promotes nitric oxide production
• Free of gluten, dairy, soy, and nuts

L-Arginine & Ornithine sitting in a tree, great for your cardio R-O-U-T-I-N-E! Your heart is about to fall in love with this new favorite from The Vitamin Shoppe^® brand. These two amino acids are essential to producing nitric oxide, which is a vasodilator that helps relax the blood vessels to support circulation and cardiovascular health.