138 Haven Avenue, Port Washington, NY 11050
1-516-767-1860
info@overnightlab.com

Clinical Services

I. Human Efficacy Tests

(1) Basic Skin Function Tests

  • Skin barrier function test
  • Skin moisturizing test
  • Skin soothing test
  • Skin pH test
  • Exfoliation test
  • Lactic acid sting test
  • Sensitive skin recovery test

(2) Problem-Solving Skin Tests

  • Oil-control and anti-acne test
  • Anti-aging skin test
  • Dark circle and eye bag analysis
  • Eye area skin analysis

(3) Skin Whitening and Radiance Tests

  • Whitening and spot-fading test
  • Skin glossiness test
  • Skin brightness test

(4) Sunscreen Efficacy Evaluation

  • PFA (Persistent Pigment Darkening) test
  • SPF (Sun Protection Factor) test
  • Water resistance test
  • Sweat resistance test

(5) Body Care Product Efficacy Evaluation

  • Breast enhancement test
  • Slimming test
  • Skin hydration test
  • Skin elasticity test
  • Body exfoliation test

(6) Hair Product Efficacy Evaluation

  • Anti-hair loss and hair growth test
  • Anti-dandruff test
  • Hair smoothness test
  • Hair elasticity test
  • Hair glossiness test
  • Hair product stickiness test
  • Hair dye color retention test

II. Sensory Evaluation

  • Objective evaluation
  • Subjective evaluation
  • Consumer research

III. Human Safety Tests

(1) Patch and Application Tests

  • Human skin patch test
  • Closed patch test
  • Repeated open application test (ROAT)
  • Cumulative irritancy patch test
  • Photopatch test

(2) Physician-Supervised Use Tests

  • Dermatologist-supervised use test
  • Ophthalmologist-supervised use test
  • Dentist-supervised use test