Syntheroid by XPI Xtreme Pharmaceutical Innovations is a powerhouse supplement designed to naturally boost testosterone levels, enhance physical performance, and improve overall vitality. Formulated with a blend of potent ingredients such as D-Aspartic Acid, Fenusterols®, and Eurycoma longifolia, this supplement aims to support muscle growth, increase endurance, and elevate energy levels. With the addition of BioPerine for improved absorption, Syntheroid ensures that your body receives the maximum benefits of each ingredient. Whether you’re an athlete looking to optimize your performance or someone seeking to improve your energy and wellness, Syntheroid offers a comprehensive solution tailored to enhance your health and fitness journey.
Syntheroid is designed to elevate testosterone levels, boost energy, enhance muscle growth, and improve endurance. It supports overall physical performance and vitality, making it an ideal supplement for those seeking to enhance their fitness and wellness.
Increases natural testosterone levels
Enhances muscle growth and strength
Improves endurance and stamina
Boosts overall energy levels
Supports hormonal balance
Enhances libido and sexual health
Syntheroid is ideal for adult men who are looking to naturally boost their testosterone levels, enhance their physical performance, and improve their overall vitality. It is particularly beneficial for athletes, fitness enthusiasts, and those experiencing age-related declines in energy and performance.
For optimal results, take Syntheroid daily as directed on the product label. It is best consumed with a meal to enhance absorption. Consistent use over time, in conjunction with a balanced diet and regular exercise, will yield the best results. Always consult with a healthcare provider before starting any new supplement regimen.
Syntheroid is best used as part of a daily supplement routine for those seeking to improve their physical performance, support muscle growth, and boost energy levels. It is particularly effective when used in conjunction with a regular exercise program and a balanced diet.
The ingredients in Syntheroid work synergistically to provide a comprehensive approach to boosting testosterone and enhancing physical performance. D-Aspartic Acid is known for its role in increasing testosterone production, while Fenusterols® and Tribulus Terrestris further support hormonal balance and muscle growth. Eurycoma longifolia and Maca are traditional herbs renowned for their energy-boosting properties. BioPerine enhances the bioavailability of these ingredients, ensuring efficient absorption and effectiveness. Together, these components create a formula that supports increased stamina, improved muscle mass, and overall vitality.
Group: Black Pepper
Also known as: Black Pepper fruit extract, Black Pepper extract , Black Pepper extract, Piper nigrum extract, Black Pepper extract, Piperine Extract, Black Pepper (fruit) extract
UNII Code: KM66971LVF
BioPerine, derived from black pepper, enhances nutrient absorption, ensuring that the body efficiently utilizes the supplement's active ingredients.
Group: Boron
Boron is a mineral that supports bone health and enhances the body's ability to metabolize vitamins and minerals, contributing to overall wellness.
Group: D-Aspartic Acid
Also known as: DAA
UNII Code: 4SR0Q8YD1X
D-Aspartic Acid is an amino acid that plays a crucial role in the synthesis of testosterone, making it a popular choice for boosting hormonal levels and supporting muscle growth.
Group: Epimedium
Epimedium, also known as Horny Goat Weed, enhances libido and blood flow, contributing to improved physical performance.
Group: Eurycoma Longifolia
Eurycoma longifolia, also known as Tongkat Ali, is a herbal remedy that supports testosterone production and improves energy levels.
Group: Fenuside
Also known as: Fenugreek seed extract
Group: Epimedium
Also known as: Barrenwort
UNII Code: 137PC46F89
Horny Goat Weed is a traditional herb known for boosting libido and improving blood flow, contributing to enhanced physical performance.
Group: Collagen
Hydrolyzed collagen is a form of collagen that has been broken down into smaller peptides, ensuring ease of digestion and absorption in the human body. Collagen is the most abundant protein in the body and is essential for maintaining healthy skin, bones, and connective tissues. Hydrolyzed collagen is often used as a supplement to support skin health, joint health, and overall wellness.
Also known as: Gelatin
Hydrolyzed Collagen supports joint health, skin elasticity, and muscle recovery, making it an essential component of overall wellness.
Group: Maca
Also known as: Maca
Lepidium, commonly known as Maca, is an adaptogen that helps increase energy levels and improve endurance.
Group: Maca
UNII Code: HP7119212T
Maca is known for its ability to boost energy, stamina, and libido, making it a valuable ingredient for enhancing overall vitality.
Group: Black Pepper
Also known as: BioPerine
Piper nigrum, or black pepper extract, contains BioPerine, which enhances the absorption and effectiveness of other nutrients in the body.
Group: Silicon
Also known as: SiO2
UNII Code: ETJ7Z6XBU4
Silicon Dioxide is used as a flow agent in supplements to ensure even distribution of ingredients.
Group: Tribulus
Also known as: Puncture Vine
Tribulus Terrestris is a plant extract that is often used to increase testosterone levels and enhance athletic performance.
XPI(TM) formulates all of its products for optimal potency and purity using Good Manufacturing Practices.
{American Flag} Carefully Manufactured in the U.S.A.
DIETARY SUPPLEMENT
STRENGTH MASS SEXUAL VIGOR
ENHANCE WORKOUT PROMOTE FREE TESTOSTERONE 100% NATURAL
PER SIX CAPSULES: 3120mg D-Aspartic Acid 600mg Fenusterols(R) 600mg Tribulus Terrestris
#1 TRAINER RECOMMENDED
HIGH-PERFORMANCE TESTOSTERONE COMPLEX
RECOMMENDED USE: Take 3 capsules twice daily. For best results take first thing in the morning on an empty stomach, and before bedtime.
Stack with XTREME ZMA(TM) for maximum boost of testosterone level and MYONOX(TM), MYOSWELL(TM), AND/OR MYOTEIN(TM) to maximize muscle growth.
IMPORTANT: SYNTHEROID(TM) is designed for healthy male adults 18 and older seeking to support lean muscle, sexual performance, and healthy testosterone levels.
WARNING: SYNTHEROID(TM) is only intended to be consumed by healthy male adults 18 years of age and older.
Do not exceed recommended dose.
Consult with your physician before using this product.
Do not take this product if you have a medical condition(s) including, but not limited to diabetes, heart disease, high or low blood pressure, cardiac arrhythmia, stroke, liver or thyroid disease, psychological discorders, prostate hypertrophy, or hormonal abnormalities.
Discontinue use two weeks prior to surgery.
This product should not be used by women, those prone to dehydration, or if you are regularly exposed to excessive heat. Reduce or discontinue use if sleeplessness, tremors, dizziness, nervousness, headaches, or heart palpitations occur.
Do not use if packaging has been tampered with
Store in a cool, dry place.
KEEP OUT OF REACH OF CHILDREN.
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.
Rev.2107 5-14
(C) 2012 Xtreme Pharmaceutical Innovations(TM)
Consult with your physician if you are taking antidepressants, MAO inhibitors or other prescription drugs.
This product page has been enhanced with AI-generated content to provide better insights and explanations. Enhanced on 2025-10-25 (v1.0).
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