FDA warning letter · Drugs

Musclepower Enterprise Ltd. dba MONSTER KING and GE LABS

Issued · Posted by FDA

Selected passages from the FDA letter

Quoted FDA text from the published dataset. These selected excerpts are not the complete letter.

Passage 1

No approved applications pursuant to section 505 of the FD&C Act, 21 U.S.C. 355, are in effect for these products. Accordingly, these products are unapproved new drugs.

Passage 2

The labeling for your “GE Labs Ykarine” product does not declare that the product contains trendione (estra-4,9,11-triene-3,17-dione).

Passage 3

FDA has concluded that NAC products are excluded from the dietary supplement definition under section 201(ff)(3)(B)(i) of the Act, 21 U.S.C. 321(ff)(3)(B)(i).

Passage 4

FDA has determined that ibutamoren is excluded from the definition of a dietary supplement under section 201(ff)(3)(B)(ii) of the FD&C Act, 21 U.S.C. 321(ff)(3)(B)(ii).

Citations in the original letter

As cited in this historical letter, not a statement of current regulatory requirements.

  • 21 CFR 1308.13(f)(30)
  • 21 CFR 201.128