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What is the shelf life of this perilla leaf oil and how should it be stored?

Shelf life is 36 months from production when stored correctly: sealed, at 15–25°C, protected from light and moisture.

Storage & Shelf Life

ItemRecommendation
Shelf life36 months (sealed, unopened)
Temperature15–25°C (avoid > 40°C)
LightKeep in amber/opaque containers, away from sunlight
ContainerFull, tightly sealed; minimize headspace
After openingUse within 12 months; close promptly after each use
  • Signs of aging: color darkening, odor change (oxidized), or turbidity — verify with a simple GC check
  • Store away from heat sources, strong oxidants, and ignition sources
  • For bulk drums, nitrogen blanketing extends quality retention; re-test before use after long storage

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Guilin Four Seasons Sunshine

Founded in 2006, Guilin Four Seasons Sunshine F&F Co., Ltd. is a natural plant extract manufacturer and OEM/ODM partner in Guilin, China, combining proprietary Living-Fragrance physical extraction with supercritical fluid extraction to deliver pure, traceable botanical ingredients to global food, flavor, fragrance and personal care brands.