Wedding Dietary Requirements: How to Collect, Track, and Communicate Them

One guest who gets nothing to eat at your wedding is one too many — and it is entirely preventable. The system for managing dietary requirements is not complicated, but it needs to be set up deliberately from the RSVP stage all the way through to the day itself. Here is a complete walkthrough of how to do it properly.

Ask on the RSVP, Not Separately

The only reliable way to collect dietary information is to ask for it as part of the RSVP response. If you leave it as an afterthought or assume you will ask guests directly later, you will end up chasing dozens of individual conversations two weeks before the wedding.

Your RSVP card or wedding website RSVP form should include a direct question. A few approaches:

On a physical RSVP card:

Dietary requirements / allergies (please specify): _____

On a wedding website form:

Do you have any dietary requirements or allergies we should know about? [ ] No requirements [ ] Vegetarian [ ] Vegan [ ] Gluten-free [ ] Dairy-free [ ] Nut allergy [ ] Other (please specify): _____

A free-text option is important. Guests with complex needs — multiple allergies, religious dietary requirements, or medical conditions — need to be able to specify. A checkbox list alone will not capture "severe nut allergy that is also airborne" or "I keep halal and also cannot eat dairy."

What Dietary Categories to Track

The most common categories you will encounter:

• Vegetarian — no meat or fish, dairy and eggs are fine
• Vegan — no animal products at all, including dairy and eggs
• Gluten-free — includes coeliac disease (which is a medical condition, not a preference — take this seriously)
• Dairy-free / lactose intolerant — these are slightly different conditions but usually accommodated the same way
• Nut allergy — specify whether this is a preference (avoid nuts) or a severe/anaphylactic allergy requiring careful cross-contamination controls
• Shellfish allergy — another allergy that can be serious
• Halal — meat must be slaughtered according to Islamic dietary law
• Kosher — Jewish dietary laws, which may also require certified kitchen preparation
• Other religious restrictions — Hindu guests may not eat beef; some guests observe Jain dietary restrictions

When a guest lists an allergy that could be severe — nuts, shellfish, certain fruits — note it as an allergy rather than a preference and flag it specifically to your caterer. The operational difference between "preference" and "allergy" is significant.

How to Track It in Your Guest List

Add a dietary requirements column to your guest list spreadsheet. You need at minimum:

• Guest Name(s) — track requirements per individual, not per household, because table seating is individual
• Dietary requirement or allergy — free text, not a code
• Severity flag — note if it is a declared allergy versus a preference
• Table number (filled in later, when seating is finalised)

The combination of table number and dietary requirement is what you will pass to your caterer. A sheet that says "Guest at Table 4, Seat 2 — severe nut allergy" is far more useful than a list of names the caterer has to cross-reference against the seating chart themselves.

If you have more than around 80 guests, consider keeping dietary requirement data in a separate tab that only includes the guests with specific requirements. It is easier to work from a focused list of 15 people with restrictions than to scroll through 120 rows of data.

When to Pass Information to Your Caterer

Initial discussion (booking stage): Give your caterer a rough breakdown of what you expect — approximately 10% vegetarian/vegan at most weddings is a reasonable starting assumption, though this varies considerably. This helps them plan their base quantities.

Once RSVPs are in (six to eight weeks before the wedding): Send your caterer the confirmed dietary requirements list. At this point you should have a high proportion of responses in. Flag any outstanding RSVPs that might affect the dietary numbers.

Final confirmation (one to two weeks before): Provide the finalised list with table numbers. This is the working document your caterer will use for day-of plating. Confirm total numbers for each category.

Day before or morning of: If there are any last-minute changes — a guest cancels, an additional guest is added — notify the caterer directly by phone or text rather than by email. On the day before a wedding, emails may not be checked promptly.

The Table-Level Information Format

When you send dietary requirements to your caterer, format it in a way that maps directly to how they will serve food. Organise by table:

Table 3: Seat 1 — Jane Morris — vegan Seat 4 — David Chen — gluten-free (coeliac, cross-contamination matters) All other guests — standard menu

Table 7: Seat 2 — Priya Singh — vegetarian, halal All other guests — standard menu

This format lets the serving team identify which plates need to go where before they leave the kitchen. It also means your caterer can colour-code or mark plates, which is standard practice for dietary requirements in professional catering.

What Caterers Prepare for Unexpected Needs

Most professional caterers prepare a small number of "safety" meals for unexpected dietary requests on the day. These are typically vegan or gluten-free options that cover the broadest range of common requirements. If a guest arrives and reports a dietary need that was not communicated in advance, the caterer can usually accommodate them from this buffer.

This does not mean you should rely on it. Severe allergies in particular cannot be handled safely from a buffer meal — they require advance kitchen preparation and cross-contamination controls. But it does mean that a guest who forgot to mention their vegetarian preference on their RSVP is unlikely to go hungry.

UK Note: Menu Pre-Selection

In the UK, it is standard to include menu pre-selection on the RSVP card — guests choose their main course in advance. This makes dietary tracking more precise because you are managing individual plate choices, not just category counts. Add a free-text line for dietary requirements alongside the tick-box menu choices so you capture both at once.

The Wedding Guest Management Kit includes a guest tracking spreadsheet with a dedicated dietary requirements column and a caterer briefing template that formats your data in the table-level format caterers actually need. Getting this right means your guests eat well — and you do not spend your wedding morning fielding calls from the kitchen.