PSI is a leading sport supplement company offering high-quality supplements, clothing, and personalized online personal training.

Our supplements are university-designed, tested on elite athletes, and prioritize quality for peak performance.

Purchase directly at psi.fit.

Reach us at help@psi.fit.

We offer advanced performance formulas tailored to enhance various aspects of athletic performance.

Follow the instructions on the label. For personalized advice, consider our online personal training.

Yes, our supplements are rigorously tested for safety and efficacy. Consult with a healthcare professional before starting any new supplement.

We provide performance-driven workout apparel, including shirts, shorts, leggings, and shoes.

Use our size guide online. For further assistance, contact customer service.

Yes, we offer hassle-free returns and exchanges. Visit our Returns & Exchanges page for details.

Personalized workout and diet plans, weekly 30-minute calls, access to instructional videos, plus a free Nitro-Force container and PSI t-shirt.

Sign up on our website, and we’ll schedule your initial consultation to create a personalized plan.

Yes, we specialize in creating programs that support injury recovery.

We tailor diet plans to accommodate any dietary restrictions or preferences.

Videos are available on our site. Advanced content is accessible through our client portal after signing up for personal training.

We accept all major credit cards and secure online payments.

Update through your account settings or contact customer service.

Yes, cancel anytime through account settings or by contacting us.

We offer fitness gear, apparel, accessories, and supplements.

We ship worldwide. Shipping times and costs vary by location.

Visit our website, add items to your cart, and proceed to checkout.

Yes, a tracking number will be emailed once your order ships.

Costs are calculated at checkout. Free shipping is available on orders over a certain amount.

U.S. orders take 3-7 business days, international orders 7-14 days.

Contact us ASAP. Changes may not be possible once processing begins.

Standard, expedited, and express options are available.

Not yet, but we're working on it.

Yes, international shipping is available.

Yes, these are the responsibility of the recipient.

Returns are accepted within 30 days for most products, if unused and in original packaging.

Contact customer service to start the process.

Contact us immediately to resolve the issue.

Contact us with your order details, and we'll work to resolve it.

Email help@psi.fit, call 936.249.6914, or use our website contact form.