Sealed Hard Capsules

Highly airtight and resilient
Hard capsules that can seal a variety of ingredients with stability

The connection joint of conventional hard capsules is applied with sealing adhesion. This has dramatically improved the capsule’s airtightness and resilience compared to regular hard capsules, enabling the delivery of even materials with strong smell without concerns. This type of capsules also offers other advantages.

Verified performance based on numerous comparison tests
Safe capsule that consumers can use with ease and comfort

  • ■Moisture resistance comparison test

    Storing hard capsules containing highly moisture-absorbing ingredients for six days at 40 degrees Celsius and relative humidity of 75% Moisture resistance comparison test
  • ■Deodorant performance comparison test

    Capsules containing ingredients with strong smell are placed in airtight glass bottles and stored at 40 degrees Celsius, and opened after five days to be smell-tested by five panelists. Deodorant performance comparison test

Features and benefits

  • Excellent air shutoff performance

    Safe even for ingredients prone to oxidation

    Safe even for ingredients prone to oxidation

    This capsule is particularly recommended for beta-carotene, DHA, Vitamin C, Vitamin A, Vitamin D, dried royal jelly, etc.
  • Excellent moisture resistance

    Keeping ingredients, prone to moisture-induced degradation, in a stable state

    Keeping ingredients, prone to moisture-induced degradation, in a stable state

    This type of capsules is particularly recommended for blueberry extract, plum pulp extract, lecithin, Bifidobacterium, etc.
  • Masking effect

    Safe to use for strong-smelling ingredients such as garlic

    Safe to use for strong-smelling ingredients such as garlic

    This capsule’s advanced deodorant property can handle ingredients with strong smell, such as garlic, valerian extract, Natto extract, oyster extract, snapping turtle extract, etc.
  • Virgin seal

    Visual tamper-evident effect

    Visual tamper-evident effect

    The U.S. Food and Drug Administration has mandated tamper-evident measures on hard capsule formulations for OTC drugs. This capsule wears virgin seal as a visual tamper-evident measure.