May 25th 2023 This or That: Ecstatic Body vs. Unbounded BodyPosted by Dr. Christoph Streicher and Linda J.
Feb 2nd 2023 This or That: Rose Absolute vs Bulgarian or Turkish Rose OttoPosted by Dr. Christoph Streicher and Samantha A.
Dec 30th 2022 This or That: Himalayan Cedar, Cedar Atlas, or Virginia CedarPosted by Dr. Christoph Streicher and Samantha A.
Dec 8th 2022 This or That: Extra, 3 Superior, or Complete Ylang YlangPosted by Dr. Christoph Streicher and Samantha A.
Nov 17th 2022 This or That: Cineol 1.8, Camphor Borneol, or Verbenone RosemaryPosted by Dr. Christoph Streicher and Samantha A.
Nov 4th 2022 This or That: Sweet Marjoram versus Spanish MarjoramPosted by Dr. Christoph Streicher and Samantha A.
Oct 28th 2022 This or That: Sweet, Bitter, or Blood OrangePosted by Dr. Christoph Streicher and Samantha A.
Oct 20th 2022 This or That: Lemon versus Lemon SpataforaPosted by Dr. Christoph Streicher and Samantha A.
Oct 13th 2022 This or That: Pink Grapefruit versus White GrapefruitPosted by Dr. Christoph Streicher and Samantha A.
Oct 7th 2022 This or That: Bergamot versus Bergaptene-Free BergamotPosted by Dr. Christoph Streicher and Samantha A.