The essentials
IFRA publishes amendments to its Standards Library on a periodic cycle, with the 49th Amendment in 2020, the 50th in 2021, and the 51st in 2023. These amendments, taken together with the parallel EU regulatory actions over the same period, drove the most sustained controversy in fragrance regulation since the 2008 oakmoss restriction. The main points of contention are the continuing tightening of restrictions on oakmoss derivatives, the prohibition of Lyral in 2020 and the EU ban on Lilial in 2022, the 2023 EU expansion of declarable allergens from 26 to 81 substances, and the cumulative reformulation pressure on classic chypre and floral compositions (IFRA, accessed 2026-05-29).
The debate has been carried by both industry insiders and writers covering the field. Roja Dove has criticized successive IFRA amendments in interviews and lectures as cumulatively impoverishing the perfumer's palette. Luca Turin in Perfumes: The A to Z Guide and his subsequent essays has documented specific reformulation outcomes with critical commentary. On the defenders' side, RIFM has published technical justifications for each restriction, and IFRA has emphasized the safety record and the contractual rather than statutory nature of its standards (Turin and Sanchez, Perfumes: The A to Z Guide, 2008).
The most recent flashpoint is the EU 7th Amendment to Regulation 1223/2009, codified in Regulation EU 2023/1545, which expands the declarable allergen list to 81 substances effective July 2026. The expansion adds menthol, vanillin, and several terpene derivatives among others. Industry concern centers on the cumulative effect on label clarity and on the message conveyed to consumers when an INCI list reads as a long catalogue of disclosed substances (European Commission, Regulation EU 2023/1545).
The continuing oakmoss debate
Oakmoss (Evernia prunastri absolute) was restricted by the IFRA 43rd Amendment in 2008, with maximum use levels in category 4 reduced to approximately 0.1 percent of the finished fragrance. Subsequent amendments have maintained and refined the restriction. Critics argue that the new ceiling effectively removes oakmoss as a structural building block in chypre and fougere compositions, where it historically appeared at 1 to 3 percent. The reformulated versions of Mitsouko, Femme, Chypre de Coty, and many fougere classics document the consequence.
Defenders point to the documented incidence of oakmoss contact dermatitis and to the availability of synthetic substitutes such as Evernyl, which approximate the olfactive contribution while removing the sensitization. The disagreement is structural: critics treat the olfactive contribution as constitutive of the composition; defenders treat it as substitutable when safety considerations require. Both sides accept that the contemporary chypre family wears differently from the pre-2008 reference (Bois de Jasmin, accessed 2026-05-29).
Lyral prohibition and the Lilial EU ban
Lyral (HICC, hydroxyisohexyl 3-cyclohexene carboxaldehyde) was prohibited by the IFRA 49th Amendment in 2020 after a long sequence of incremental restrictions. EU Regulation 2017/1410 prohibited Lyral in cosmetics with implementation through August 2021. The material had been a key muguet building block in compositions from Diorissimo to Anais Anais, and its prohibition forced material reformulation across the floral family.
Lilial (butylphenyl methylpropional) was prohibited in EU cosmetics by Regulation 2021/1902 effective March 2022, on the basis of reproductive toxicity (CMR Category 1B) classification. The IFRA Code reflected the prohibition. Lilial had been widely used in muguet and floral accords, and the timeline gave the industry less than 18 months to reformulate. The reformulation pressure was particularly intense on mass-market florals where Lilial had been a low-cost workhorse rather than a signature material.
The 81-allergen expansion controversy
Regulation EU 2023/1545 expanded the declarable allergen list from the original 26 (in force since 2003) to 81 substances, adding 55 individual materials and refining the original entries. The implementation deadline is July 2026 for new products and July 2028 for existing stock. Industry concern centers on three points: the operational cost of updating tens of thousands of product labels, the cumulative visual effect of a long INCI list on consumer perception, and the possibility that several added substances (such as menthol and vanillin) may appear above threshold in many compositions, lengthening declarations without changing the underlying safety profile.
Critics within the industry argue that the expansion shifts disclosure from a tool for the minority of sensitized individuals into a long warning visible to all consumers, with mixed signals about actual safety. Defenders argue that the expansion reflects accumulated patch-test evidence aggregated by SCCS and that transparent disclosure remains in the consumer interest regardless of how the list is read.
Voices on the critical side
Roja Dove has been the most consistent public critic, arguing that the cumulative restrictions have narrowed the palette available to perfumers and impoverished the historical reference canon. His interventions appear in Perfumer & Flavorist interviews, his book The Essence of Perfume, and lectures at industry events. Luca Turin and Tania Sanchez document specific reformulation outcomes in their guide and in subsequent essays at Perfumes I Love, often noting that the reformulated version is structurally different rather than simply lighter.
Independent niche perfumers including Andy Tauer, Vero Kern (Vero Profumo, deceased 2024), and Bertrand Duchaufour have publicly questioned specific restrictions in interviews on Cafleurebon, Persolaise, and Bois de Jasmin. Their critique tends to be material-specific rather than systemic: they accept the safety rationale in principle while questioning the proportionality of individual restrictions.
The defenders and the science position
RIFM has published technical dossiers for each restriction, grounded in toxicology, dermatology, and exposure data aggregated over decades. Each IFRA Standard is accompanied by a rationale document. The SCCS Opinions that underpin the EU regulatory updates are public documents with the underlying scientific arguments. IFRA itself emphasizes that the contractual basis of its standards offers more flexibility than binding regulation: amendments can be revised as evidence evolves.
The defenders' position is that the alternative to industry self-regulation under RIFM evidence is heavier and less flexible binding regulation. The trajectory of EU Regulation 1223/2009 amendments, which often formalize previously voluntary IFRA restrictions, supports this argument: the materials would have been restricted in any case, and IFRA's framework allows the industry to anticipate rather than react to the regulatory cycle (IFRA, accessed 2026-05-29).
Sources
- IFRA, IFRA Standards Library, 49th to 51st Amendments and rationale documents. Accessed 2026-05-29.
- European Commission, Regulation EU 2023/1545 amending Regulation 1223/2009 (expanded fragrance allergens), 2023.
- European Commission, Regulation 2021/1902 prohibiting Lilial in cosmetics, 2021.
- Luca Turin and Tania Sanchez, Perfumes: The A to Z Guide, Viking Penguin, 2008; and subsequent essays at Perfumes I Love. Accessed 2026-05-29.
- Roja Dove, lectures and interviews in Perfumer & Flavorist, and The Essence of Perfume, Black Dog Publishing, 2008.