Lilial Ban: Why BMHCA Was Removed and What to Use Instead
Butylphenyl Methylpropional — better known as Lilial — has been banned in EU cosmetics since March 2022 after being classified as a CMR substance. Here's the regulatory history and the practical alternatives.
Few ingredients have left a bigger hole in the perfumer's palette than Lilial. Known formally as Butylphenyl Methylpropional (BMHCA), CAS 80-54-6, it was for decades one of the most widely used floral materials in commercial fragrance — a soft, lily-of-the-valley, muguet character that worked at low cost and low dosage in everything from fine fragrance to laundry detergent.
It is now banned in EU cosmetic products. Here's what happened and how the industry has adapted.
The regulatory history
The Scientific Committee on Consumer Safety (SCCS) had been looking at BMHCA since 2015. Concern centred on reproductive toxicity — animal studies suggested the substance might affect fertility. The SCCS issued opinions in 2015 and again in 2019, both flagging concerns and recommending precautionary action.
In 2020, the European Chemicals Agency's Committee for Risk Assessment (RAC) classified BMHCA as a Category 1B reproductive toxicant under CLP. Category 1B means "presumed human reproductive toxicant" — based largely on animal evidence.
Once classified as CMR Cat 1B under CLP, BMHCA fell foul of Article 15 of the EU Cosmetics Regulation (EC) No 1223/2009, which prohibits CMR Cat 1A and 1B substances in cosmetics by default. There is a derogation procedure — Annex II Article 15(2) — but it requires the SCCS to actively conclude that the substance is safe for use in cosmetics despite the classification, and that didn't happen for BMHCA.
The Commission published the formal ban in Commission Regulation (EU) 2021/1902, which added BMHCA to Annex II (the list of substances prohibited in cosmetic products). The ban came into force:
- 1 March 2022 — last date to place on the market products containing BMHCA.
- The deadline to make available on the market (i.e. sell through existing stock) had effectively the same date — there was no extended sell-through period.
This was unusually fast by EU standards, reflecting the strength of the SCCS view.
What the ban means in practice
Any cosmetic product containing BMHCA — at any concentration — cannot be lawfully placed on the EU market. The same applies to the UK under Schedule 2 of the UK Cosmetics Regulation, which mirrors Annex II.
This includes:
- Fine fragrance (EDP, EDT, parfum)
- Body care (lotions, creams, shower gels, soaps)
- Hair care (shampoos, conditioners)
- Anything else covered by the cosmetics definition
The ban does not extend to non-cosmetic products. BMHCA can still legally be used in household cleaners, candles, air fresheners, and laundry products — but most fragrance houses removed it from these categories too, partly because of brand consistency and partly because of REACH SVHC pressure (BMHCA is on the candidate list).
What was lost
Lilial was loved by perfumers for several reasons:
- Soft floral character — clean, white-floral, lily-of-the-valley signature without being too sweet or indolic.
- Effective at very low concentrations — typically used at 0.5-3% in compound, so it was efficient and cost-effective.
- Excellent fixative qualities — added persistence to top and heart notes.
- Stability across product types — performed reliably in detergents, soaps, and cosmetic bases without discolouring or oxidising.
- Affordable — at around £15-25/kg, it was vastly cheaper than natural lily-of-the-valley alternatives.
Replacing it has not been a simple substitution. There is no single material that does what BMHCA did across the board.
The alternatives
Fragrance houses moved quickly. Several alternatives have emerged, each with different strengths:
Lilybelle (Florosa, IFF)
A reasonably close BMHCA mimic developed specifically as a replacement. Soft floral, clean, decent persistence. Slightly different character — more "watery green" than the warmer muguet of BMHCA — and more expensive. The most common direct substitute in 2023-2024 reformulations.
Mayol (Givaudan)
Another BMHCA-style muguet replacement with a slightly more "dewy" character. Often used in combination with other materials to round out the floral facet.
Cyclamen Aldehyde (alpha-Cyclamen Aldehyde, CAS 103-95-7)
A long-established floral material with cyclamen, lily-of-the-valley character. Not a direct BMHCA replacement — different chemistry, different odour profile — but useful in the same compositional role. Lower restrictions, well understood toxicologically.
Hydroxycitronellal (CAS 107-75-5)
The classic lily-of-the-valley material. However, hydroxycitronellal is itself an EU listed allergen with a strict IFRA limit (1.0% in IFRA Cat 4 fine fragrance, much lower in skin-care categories). Useful at low levels but not a direct volume replacement.
Florhydral (Givaudan)
A green floral aldehyde with some muguet character. Useful in the supporting cast.
Natural alternatives
For natural-only or "clean fragrance" projects: lily of the valley absolute is theoretically possible but vanishingly rare and extremely expensive. Tuberose absolute, jasmine absolute, and other white florals are sometimes used to suggest the same character at much higher cost and very different odour profile.
Practical reformulation advice
If you have a legacy formula that relied on BMHCA, our experience is:
1. Don't try to substitute 1:1. No single material reproduces it. Plan to use 2-3 different materials in combination to capture the character.
2. Reweight the muguet accord. Often the easiest path is to slightly de-emphasise the lily-of-the-valley and lean into adjacent florals (jasmine, lily, gardenia) that don't depend on BMHCA.
3. Test stability in the actual product base. Some of the alternatives don't perform as well in surfactant systems (shower gel, shampoo) as BMHCA did. Test in the real base, not just in a perfumer's alcohol dilution.
4. Watch the cost. Most alternatives are 2-5x more expensive than BMHCA was. Brands moving from BMHCA-heavy to alternative-heavy often see unit fragrance costs rise.
5. Re-run compliance against the new list. Several of the alternatives (hydroxycitronellal, cyclamen aldehyde) are themselves listed allergens and need to be declared on the label above threshold. Make sure your label artwork is updated.
Lessons for the future
The BMHCA ban is a useful case study in how a workhorse fragrance ingredient can disappear with relatively little warning. The pattern — SCCS opinion, CLP classification, Annex II addition, fast effective date — is the standard EU pathway for restricting a substance with a CMR profile. It's repeatable. Other ingredients on the SCCS watch list could follow.
The lesson for fragrance brands: don't build your portfolio on the assumption that any single ingredient is permanent. Maintain a clear inventory of "what depends on what" so that when an ingredient gets restricted, you know immediately which formulas are affected and can plan reformulation. That's exactly what regulatory monitoring tools like ScentShield are for.
Check your formulas against these requirements instantly with ScentShield. Our 9-checkpoint compliance engine runs IFRA, CLP, REACH, allergens, PCN, and 4 more checkpoints across every market in seconds. Start a free trial →