The fragrance industry continues to evolve to ensure the highest standard of safety and compliance. The latest update, IFRA 51 (1st amendment to the IFRA standards), introduces changes that affect the use of certain fragrance materials in finished products.
If you’re a candle maker, soap maker, or home fragrance brand, here’s what you need to know.
What is IFRA 51?
IFRA (International Fragrance Association) sets global safety standards for fragrance ingredients. These standards are based on independent scientific research and toxicology data.
The 51st Amendment includes:
- Updated maximum usage levels for certain fragrance materials.
- New and revised ingredients restrictions
- Adjustments to dermal sensitisation limits
- Updates to the IFRA category system guidance.
These changes are designed to ensure fragrance use remains safe across all product types
Does IFRA 51 Affect Candle & Wax Melt Makers?
For most candle and wax melt makers, te key category is : Category 12: Candles
Some fragrance oils may now have updated maximum usage levels under IFRA 51. In many cases, these changes are minor. In some cases, reformulation may be required to remain compatible.
In impact varies by fragrance, which is why up-to-date documentation is essential.
What We’re Doing at Supplies For Candles
Your compliance is our priority.
We are working ensuring that:
- All fragrance oils meet IFRA 51 standards
- Updated IFRA certificates are availble
- Any reformulations are clearly managed and documented
- Usage levels are accurate and up to date
Where changes have been required, we’ve taken action to maintain compliance while protecting fragrance performance wherever possible.
Do you need to reformulate?
In most cases:
- If you are already working within the stated maximum usage levels, you may not need to change anything.
- If a maximum usage level has been reduced and you are using fragrance at a higher percentage, you may need to adjust your formulations
We recommend:
- Downloading the latest IFRA certificate from the product page
- Checking the relevent category for your product type
- Confirming your usage percentage aligns with the maximum level.
If you are unsure, our team is here to help
Why This Update is a Positive Step
Regulartory updates can help feel disruptive, but they ultimately strengthen the industry.
IFRA 51 reflects:
- Ongoing scientific review
- A commitment to customer safety
- Higher global compliance standards
For independent brands and growing manufacturers, working with Compliant fragrance oils protects your business, your customers, and your reputation.
Frequently Asked Questions
Are all Supplies for Candles fragrance oils IFRA 51 compliant?
Yes. All applicable fragrances are supplied in line with current IFRA standards.
Will fragrances smell different after reformulation?
In cases where reformulation was required, every effort has been made to maintain the original scent profile.
Do I need new documentation?
You should always work from the most recent IFRA certificate available on our website.
Does this affect CLP labelling?
IFRA updates can influence documentation. Always check the latest SDS and IFRA certificate when reviewing your product compliance.
Need support?
Regulatory updates can raise questions – Particularly if you’re scaling your brand or supplying retailers.
If you need help interpreting IFRA categories or usage levels, contact our customer service team: [email protected] who are here to make compliance straightforward so you can focus on growing your business.