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Complaint Casebook White Adheritance of Umeboshi

Last updated on March 6, 2025.

1.Overview

I found a white one on the surface of the umeboshi.

Photo with white objects attached to the surface of Umeboshi
White deposits on the surface of umeboshi

2.Test Results

  • Size: Size 1mm x 1mm to 3mm x 2mm, weight 0.01g to 0.07g
  • Color: White to pink round solids and fine white powders are found on the surface.
  • Taste: It has a strong acid taste and salty taste.
  • Solubility: Soluble in water
  • Sodium: 35% when converted to salt
  • Others Methyl citric acid was detected in GC-MS. 53% citric acid

3.Conclusion

White masses are precipitated by plum components such as salt and citric acid, and do not harm the body.

Published on March 8, 2007

Inquiries to this page

RIKEN, Medical Care Bureau Institute of Hygiene

Phone: 045-370-9451

Phone: 045-370-9451

Fax: 045-370-8462

E-Mail address [email protected]

Return to the previous page

Page ID: 304-285-860

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