Warning letter · FDA Warning Letters

Muscle Sports Products, LLC: FDA Warning Letter 625731 (Sep 23, 2022)

Agency action: Sep 23, 2022Record ID: fda_warning_-7dc47feb87d5fbca
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What happened

Original notice title

Muscle Sports Products, LLC MARCS-CMS 625731, September 23, 2022

From the archived source record

Based on our review, FDA identified significant violations of the Federal Food, Drug, and Cosmetic Act (the Act). Unapproved New Drugs and Misbranded Drugs FDA reviewed your website at www.musclesport.com in May 2022 and September 2022 and has determined that you take orders there for the products CardioBurn For Her Powder, Rhino Rampage Capsules™, Joint Revolution™ Capsules, STRESS B-COMPLEX, IMMUNITY + Powder, and Apple Cider Vinegar Capsules. With all the concern about the #coronavirus make sure your immune system is #optituned with Immunity + by Optitune! . . . #coldandfluseason” o “CORONAVIRUS OUTBREAK SUPPLEMENTING WITH IMMUNITY+ . . . Supplementing with Immunity+ can help you strengthen your immune system, speed up illness recovery, &decrease the risk of infection. A drug is misbranded under section 502(f)(1) of the Act [21 U.S.C. 352(f)(1)] if the drug fails to bear adequate directions for its intended use(s). Accordingly, CardioBurn For Her Powder, IMMUNITY + Powder, and HYPEX Powder fail to bear adequate directions for their intended use and, therefore, the products are misbranded under section 502(f)(1) of the Act [21 U.S.C. 352(f)(1)]. The introduction or delivery for introduction into interstate commerce of these misbranded drugs violates section 301(a) of the Act [21 U.S.C. 331(a)]. This letter is not intended to be an all-inclusive statement of violations that may exist in connection with your products. You are responsible for investigating and determining the causes of any violations and for preventing their recurrence or the occurrence of other violations. This letter notifies you of our concerns and provides you an opportunity to address them. Failure to adequately address this matter may result in legal action including, without limitation, seizure and injunction.

What the official notice says to do

Check the original notice for the instructions that apply to the named product, company, and affected lots.

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Status and source details

Status recorded in the archive
FDA closeout listed
Source checked
Jul 16, 2026
Record revision
f25a2e0c9d88

This is a dated record. Its current status may have changed since the source was captured. A record applies to its stated scope; it is not a safety rating for every product from a company.

Sources, dates, and coverage →

What is affected

Product
Ingredient Profile; Fenugreek . . . o Decreases blood glucose; Ingredients; CardioBurn For Her Powder; Rhino Rampage Capsules™; Joint Revolution™ Capsules; STRESS B-COMPLEX; IMMUNITY + Powder; and Apple Cider Vinegar Capsules; a product containing green coffee extract (https://musclesport; webpage for Rhino Rampage PUMPED Capsules™; webpage for Joint Revolution™ Capsules (https://musclesport; webpage for STRESS B-COMPLEX Capsules (https://musclesport; THERMX™ Powder; HYPEX Powder; webpage for HYPEX Powder under “Ingredient Profile” (https://purgesports; RECOMP Capsules; Attack™ Pre-Workout Powder; Coma™ Sleep & Recovery Activator Lemon Drop Powder; webpage for Coma™ Sleep & Recovery Activator Lemon Drop Powder under “Ingredient Profile” (https://musclesport
Company
Muscle Sports Products, LLC
Lot / identifier
The source does not specify this field.
Market / distribution
The source does not specify this field.