Optimum Nutrition at a glance
- Founded
- 1986
- Based in
- Illinois, USA
- Made in
- USA and India
- Company
- Glanbia PLC
- Known for
- Gold Standard 100% Whey, Serious Mass, Micronized Creatine
- Testing & certification
- In-house sourcing, testing and manufacturing
- Official website
- optimumnutrition.com
Authenticity
Scratch the TRU Seal on the pack and enter the 6-digit code at authenticateon.in to confirm it is genuine.
Imported and India-made packs
Optimum Nutrition products were originally all made at its plant in Aurora, USA. ON now also makes some products in India with Tirupati Lifesciences in Paonta Sahib, Himachal Pradesh, including Gold Standard 100% Whey (Double Rich Chocolate and Vanilla Ice Cream), Serious Mass and Performance Whey.
Many Gold Standard flavours are still made in the USA, so either version may be in stock. The manufacturer's name and address on the label show where your pack was made. Both versions can be checked with the TRU Seal code.
About Optimum Nutrition
Optimum Nutrition (ON) was founded in 1986 in Illinois, USA, and is owned by Glanbia PLC. Its flagship is Gold Standard 100% Whey, one of the most widely sold protein powders in the world. ON controls sourcing, testing and manufacturing in-house.
Beyond whey, the range includes micronised creatine, Serious Mass gainer, Gold Standard Pre-Workout and the ON multivitamin for men.
Compare ON with other whey blends and creatine.
Optimum Nutrition: questions
Who owns Optimum Nutrition?
Optimum Nutrition is owned by Glanbia PLC. The brand was founded in 1986 in Illinois, USA.
What type of whey is Gold Standard 100% Whey?
It is a whey blend, with whey isolate as the first protein source along with whey concentrate and peptides.
Is ON creatine micronised?
Yes. ON Micronized Creatine Monohydrate is creatine monohydrate milled to a finer powder so it mixes easily.
Is Optimum Nutrition made in India?
Some products are. ON makes Gold Standard 100% Whey (Double Rich Chocolate and Vanilla Ice Cream), Serious Mass and Performance Whey in India with Tirupati Lifesciences, while many flavours are still made in the USA. The label shows where your pack was made.


