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Retailer

GNC

Specialty vitamin and sports nutrition retailer with its own GNC brands, online and in stores.

GNC lists 17 compounds on DiscoverMedica, including Berberine, Collagen peptides and NMN.

Listed here
17 compounds
Statuses
No prescription
Checked
October 7, 2026
Visit GNC
A close-up mix of unbranded softgels, capsules and tablets on a dark marble stand beside a bowl of white capsules.

What does GNC offer?

  1. BerberineBerberine (multiple brands)
    No prescription
    see site
  2. Collagen peptidesCollagen peptides (multiple brands)
    No prescription
    see site
  3. NMNNMN (multiple brands)
    No prescription
    see site
  4. MelatoninMelatonin (multiple brands)
    No prescription
    see site
  5. Magnesium glycinateMagnesium glycinate (multiple brands)
    No prescription
    see site
  6. GlycineGlycine (multiple brands)
    No prescription
    see site
  7. L-theanineL-theanine (multiple brands)
    No prescription
    see site
  8. Creatine monohydrateCreatine monohydrate (multiple brands)
    No prescription
    see site
  9. Vitamin DVitamin D3 (multiple brands)
    No prescription
    see site
  10. ProbioticsProbiotics (multiple brands)
    No prescription
    see site
  11. L-glutamineL-glutamine (multiple brands)
    No prescription
    see site
  12. PsylliumPsyllium fiber (multiple brands)
    No prescription
    see site
  13. AshwagandhaAshwagandha (multiple brands)
    No prescription
    see site
  14. Magnesium citrateMagnesium citrate (multiple brands)
    No prescription
    see site
  15. Vitamin B12Vitamin B12 (multiple brands)
    No prescription
    see site
  16. Omega-3 fatty acidsFish oil and omegas (multiple brands)
    No prescription
    see site
  17. IronIron supplements (multiple brands)
    No prescription
    see site

† Prices as listed by the provider when we checked; they change. Checked October 7, 2026.

At a glance

  • Free standard shipping on orders of $59 or more (excludes drink cases)
  • Free in-store pickup, including curbside
  • Subscribe to Save: free shipping and 10% off subscribed products
  • myGNC Rewards and paid PRO Access membership

Checked October 7, 2026. Sources: GNC pickup and delivery, GNC shipping policies, GNC homepage