d’fine® is a supplement series from Japan supervised by medical specialists and advocates:

1) Commitment to health:

Supporting healthy daily life

2) Commitment to ingredients:

Blending high-quality ingredients in the right amounts

3) Commitment to quality:

Manufactured in a GMP-certified factory.

Not all NMN sold in the market is of the same quality.

A recent study in Singapore concluded as follows:

Avoid the fakes. Buy 99% purity, 3rd party independently tested NMN – d’fine NMN5000

GMP Certified

  • Maintain consistent product quality to ensure safety and efficacy
  • Reliable products that meet defined quality standards
  • Meets the standards of the highly regulated pharmaceutical and medical industries

Commitment to Quality


Every batch tested by Société Generali de Surveillance in Singapore

Société Generali de Surveillance are the world’s leading testing, inspection and certification company.

They are recognized as the global benchmark for sustainability, quality and integrity. Their 99,600 employees operate a network of 2,600 offices and laboratories around the world.