10 min read Last updated: January 2026 Festive advent calendars and sparkly dcor tempt curious muzzles: one nibble of foil, tinsel or cellophane can spiral into choke or colic. Youll learn what to secure, the redflag signs to call the vet the same day, and the rare aluminium phosphide feed risk that can kill within 48 hoursplus simple yard steps to prevent emergencies. Quick Summary Short on time? Here are the key takeaways. Area: Secure Decorations What To Do: Keep advent calendars, stockings, tinsel and wrappers locked away from stables. Use stallsafe dcor with no loose ribbon or hooks. Why It Matters: Prevents choke or gut blockages from nonfeed items. Common Mistake: Hanging ediblesmelling items on stable doors within reach. Area: Immediate Ingestion Response What To Do: Call your vet at once, remove access, and keep the horse calm and off feed until advised. Do not attempt to induce vomiting. Why It Matters: Early control limits choke/colic and speeds appropriate treatment. Common Mistake: Waiting to see how it goes for a few hours. Area: Monitor Red Flags What To Do: Watch for choke (salivation, coughing, feed from nostrils) and colic (pawing, rolling, reduced droppings). Check temperature, pulse and respiration every 1015 minutes; note sweating, tremors or ataxia. Why It Matters: Rapid recognition triggers timely emergency care. Common Mistake: Assuming horses can vomit to clear an obstruction. Area: Feed Batch Control What To Do: Segregate new deliveries, label bins with batch numbers, and keep a jarred sample from each batch. If any horse is ill, stop that batch immediately. Why It Matters: Enables fast traceback and reduces exposure if feed is contaminated. Common Mistake: Mixing batches so you cannot identify the source. Area: Phosphine Emergency What To Do: If multiple horses show sudden sweating, rapid heart/breathing, tremors or collapse after new feed, call the vet urgently and keep feed samples. Prepare for hospital care. Why It Matters: Aluminium phosphide contamination is rapidly fatal without immediate action. Common Mistake: Treating severe systemic signs like routine colic. Area: Safe Mouth Check What To Do: Look carefully and remove visible fragments with care or tools; never put fingers between molars. Then ring your vet and monitor for 24 hours. Why It Matters: Clearing remnants may prevent choke or obstruction. Common Mistake: Fishing around with bare fingers and getting bitten. Area: Reduce Boredom Nibbling What To Do: Provide ample forage in smallholed nets, keep feeding times predictable, and use stablesafe toys or treats. Rug appropriately for winter comfort. Why It Matters: Reduces curiosityled foraging on unsafe items. Common Mistake: Leaving horses underforaged during long stabling. Area: Emergency Kit & Contacts What To Do: Stock a thermometer, stethoscope, gloves, torch, clean buckets, syringes, and labelled sample jars. Save your vets day/outofhours numbers on your phone and yard board. Why It Matters: Preparedness speeds assessment and communication in emergencies. Common Mistake: Scrambling for equipment or phone numbers during a crisis. In This Guide Can aluminium foil or wrappers harm horses? What are the warning signs after a horse eats foil or decorations? Is phosphine from aluminium phosphide a risk for UK horses? What should you do immediately if ingestion is suspected? How to prevent holiday and advent calendar mishaps in the yard Are small amounts ever safe? When to worry about aluminium as a heavy metal exposure UK-specific advice: who to call and what to record Advent calendars and sparkly yard dcor are irresistible to inquisitive noses and lips especially when winter stabling means more time indoors. A quick nibble of foil or cellophane might look harmless, but some exposures can escalate fast.Key takeaway: Keep advent calendars and decorations out of reach; a tiny bite rarely causes illness, but any choke or colic signs need a vet the same day. Feed contaminated with aluminium phosphide is a different, lifethreatening emergency requiring immediate veterinary care.Can aluminium foil or wrappers harm horses?Yes foil and cellophane can cause choke or an intestinal blockage leading to colic, so always discourage access. A single tiny bite is unlikely to make a horse ill, but ingestion of non-feed items is never safe.Veterinary guidance from Total Equine Veterinary Associates (TEVA) is clear:It is highly unlikely that a horse would become ill from ingesting just a bite or two swiped from a decoration, but all horses should be discouraged from eating non-feed items like ornaments or tinsel which can result in choke or colic. [TEVA]Similarly, the ASPCA warns that ingesting aluminium foil or cellophane can cause intestinal blockage in animals. While that advisory covers pets broadly, the same blockage risk applies to horses, with the important distinction that horses are anatomically unable to vomit to relieve an obstruction. [ASPCA]Decorations and stockings that look like treats can be a particular hazard; curious horses can choke or develop a foreign body in the gut if they ingest tinsel, ribbon, garland, or bits of packaging that go down with just a taste. [TEVA]What are the warning signs after a horse eats foil or decorations?Call your vet immediately if you see choke or colic signs; in severe toxic exposures, rapid-onset sweating, ataxia, tremors, fast heart/respiratory rates, or collapse can occur.After possible ingestion of foil, cellophane, tinsel, or similar items, monitor closely for:Choke signs: anxiety, salivation, coughing/retching movements, feed or saliva from the nostrils, repeated attempts to swallow, neck stretching.Colic signs: reduced appetite, pawing, looking at the flank, rolling, reduced or absent droppings, bloating, dullness.Systemic red flags (seek emergency care): profuse sweating, tachycardia (rapid heart rate), tachypnoea (fast breathing), ataxia (incoordination), tremors, collapse, or seizures especially if contaminated feed is suspected. [Eastwood et al., PubMed] [KER]Quick tip: Horses rarely, if ever, vomit, so any obstruction can escalate to colic. If in doubt, treat it as an emergency and call your vet promptly.Is phosphine from aluminium phosphide a risk for UK horses?Yes feed contaminated or fumigated with aluminium phosphide can release phosphine gas in the stomach, causing rapid, often fatal toxicity within hours to two days.A published case series reported 66 horses potentially exposed to phosphine from aluminium phosphidetreated feed; 28 showed clinical signs (profuse sweating, tachycardia, tachypnoea, pyrexia, ataxia, seizures, muscle tremors) and 27 died within two days. The authors concluded:Progression of clinical signs in affected horses was rapid, with few treatment options available, leading to a high case fatality rate. [Eastwood et al., PubMed]Kentucky Equine Research notes mortality can exceed 90% within 48 hours despite treatment, with diagnosis confirmed by detecting phosphine in stomach contents. [KER] Although rare, this is a critical differential if multiple horses show sudden neurologic and systemic signs shortly after consuming a new batch of grain or pellets.Pro tip: Never feed untested or suspicious grain, pellets, or feeds with unusual odour or appearance. Segregate new deliveries, keep samples of each batch, and label bins so you can stop feeding immediately if concerns arise.What should you do immediately if ingestion is suspected?Call your vet or an RCVS-registered equine practice at once, remove access to the source, and keep your horse calm and off feed until advised. Do not attempt to induce vomiting.While your vet is on the way, you can:Note the time and estimated amount of ingestion; keep any packaging or feed samples.Check vital signs every 1015 minutes (temperature, pulse, respiration) and observe for choke/colic signs.Isolate the horse in a safe box to prevent rolling injuries and remove hay until cleared by the vet.Veterinary treatment options, tailored to the case, may include gastric lavage, administration of binding agents such as ditrioctahedral smectite, antispasmodics (e.g., atropine for specific indications), IV fluids such as lactated Ringers solution, anti-inflammatories (e.g., flunixin meglumine), and oral dextrose or corn syrup when phosphinelike toxicity is a concern. Severe cases warrant immediate hospitalisation and intensive care. [Eastwood et al., PubMed] [KER]At Just Horse Riders, we recommend saving your vets day and outofhours numbers in your phone and on the yard noticeboard, and keeping a labelled sample jar in the feed room for each new batch delivered.How to prevent holiday and advent calendar mishaps in the yardSecure all decorations and edible gifts out of reach, and manage winter stabling routines to reduce boredom-led foraging. Prevention is far easier than an emergency callout.UK winters mean shorter daylight and more indoor time from November to January prime advent calendar season. Practical prevention steps include:Keep advent calendars, stockings, and gift hampers off stable doors and away from bars; store them in a tack room or feed room with the door shut.Choose stall-safe dcor (no loose tinsel, ribbon, wire hooks, or dangling baubles) and avoid anything that looks or smells edible.Provide adequate forage in small-holed nets to reduce boredom, and schedule frequent, predictable feeding routines.Sweep up dropped wrappers promptly after yard gatherings; designate a closed bin for party waste.Record any new feed deliveries, note supplier batch numbers, and feed from one batch at a time so you can stop quickly if theres an issue.For winter comfort during longer stabling, consider well-fitted stable rugs and weather-ready turnout rugs for the daily inout routine. If your horse has had a bout of gastric irritation or mild colic risk, discuss supportive options like buffers or gut balancers with your vet and browse our curated supplements. For safe seasonal cheer, swap risky dcor for yard-friendly goodies from our Christmas gifts for horses and fun picks in our Secret Santa collection.Are small amounts ever safe?A single small bite is seldom harmful, but you should still monitor closely and prevent repeat access. Even tiny fragments can trigger choke or contribute to a blockage.TEVAs expert reassurance is balanced but firm:It is highly unlikely that a horse would become ill from ingesting just a bite or two swiped from a decoration, but all horses should be discouraged from eating non-feed items like ornaments or tinsel which can result in choke or colic. [TEVA]Quick tip: If you think your horse grabbed a wrapper, check the mouth with care (no fingers between molars) to remove any visible pieces, then ring your vet for advice and observe for 24 hours.When to worry about aluminium as a heavy metal exposureChronic excessive aluminium intake can affect the nervous and skeletal systems in horses, so avoid long-term exposure from contaminated sources. Acute toxicity from wrappers is not the concern here long-term accumulation is.Research compiled by Mad Barn notes that aluminium can accumulate in tissues and, at high intakes, impact neurological and bone health. While the most dramatic acute risk in practice is phosphine released from aluminium phosphidetreated feeds, keep the bigger picture in mind: consistent, unnecessary aluminium exposure is best avoided. [Mad Barn]In everyday yard management, this means feeding reputable, tested products, using clean water sources, and discarding any feed that looks, smells, or tests off.UK-specific advice: who to call and what to recordIn the UK, contact your local vet or an RCVS-registered equine practice immediately, and act swiftly under your Animal Welfare Act 2006 duty of care if your horse shows colic or toxicity signs. Early intervention saves lives.Practical steps for UK owners:Phone your usual practice first; if out-of-hours, their message will direct you to emergency cover by an RCVS-registered clinician.Follow British Equine Veterinary Association (BEVA) guidance for suspected toxic ingestions: call early, provide a clear timeline, and describe all known materials ingested.Document everything: time of ingestion, estimated amount, brand or batch numbers (feeds), and keep samples of feed or packaging for your vet.If multiple horses are affected, stop feeding from the suspected batch immediately and quarantine that feed.As darker evenings set in, keep walkways well lit and staff visible; reflective yard wear helps when moving horses at dusk see our rider-ready hivis collection if youre handling or hacking in low light.Practical kit to keep on hand for ingestion emergenciesKeep a simple emergency set-up in the yard so you can stabilise and monitor while the vet is en route. Owners cant replace veterinary treatment, but good preparation makes a real difference.Yard first-aid basics: digital thermometer, stethoscope (if confident to use), clean buckets, syringes for water (as directed by your vet), gloves, torch/headlamp.Feed-room management: labelled sample jars for each new feed batch; permanent marker and tape to record delivery dates and batch numbers.Comfort and recovery: appropriate horse boots and stable bandages if advised post-procedure, and season-appropriate stable rugs to keep your horse warm after sedation or while recuperating.Supportive nutrition: vetapproved gut balancers, buffers, and electrolytes from our supplements range to assist recovery after sweating or gastric upset (always under veterinary guidance).Safe seasonal alternatives: swap risky dcor for horse-friendly treats and toys from our Christmas gifts for horses, add a few stablesafe chews from our treats selection, or pick fun yard items from our Secret Santa collection.At Just Horse Riders, we stock winterready turnout rugs to keep your horse comfortable between stable and field, helping reduce stress that can drive curious nibbling in the first place.Pro tip: Add your vets number and the national animal poisons line you use to the inside of your first-aid kit lid. A 10second find beats a 10minute search in an emergency.FAQsWill my horse be okay after eating a small amount of foil from an advent calendar?A tiny bite is unlikely to make your horse ill, but foil and cellophane can contribute to choke or a gut blockage, so monitor closely for 24 hours and call your vet if you see any choke or colic signs. Expert advice from TEVA is to discourage all non-feed ingestion, even small amounts. [TEVA] [ASPCA]What are the first signs of a problem after foil or wrapper ingestion?Watch for choke (salivation, feed from the nose, coughing/retching movements) and colic (pawing, flank-watching, rolling, reduced droppings). Seek urgent help if you see sweating, ataxia, tremors, rapid heart/respiratory rates, or collapse, which can indicate severe toxicity. [Eastwood et al., PubMed] [KER]Is chocolate in advent calendars safe for horses?No. Chocolate contains methylxanthines (including theobromine and caffeine) that are not safe for horses. Keep all human chocolate, calendars, and wrappers well away from stables and feed rooms.Should I induce vomiting if my horse ate foil?No. Horses should not be made to vomit and are anatomically unlikely to do so. Call your vet immediately; they may perform gastric lavage and provide supportive care as needed. [Eastwood et al., PubMed]How quickly could toxicity from contaminated feed appear?Phosphine-related signs can develop within hours, with many fatalities occurring within 48 hours despite treatment. Early veterinary intervention is critical. [KER] [Eastwood et al., PubMed]Can tinsel, garland, or ornaments cause choke or colic?Yes. Decorations that resemble treats can lead to choke or a foreign body in the intestines if ingested. Keep them out of reach. [TEVA]What products help during winter recovery if my horse has had a scare?Work with your vet first. For comfort and routine during winter stabling, consider appropriate stable rugs and weatherresistant turnout rugs, and discuss gut balancers and electrolytes from our supplements with your vet.Stay festive and safe this season: keep dcor out of reach, feed from trusted sources, and act fast if your horse shows any signs of choke, colic, or systemic illness. If youre refreshing your winter kit, our team at Just Horse Riders is here to help you choose the right rug, recovery essentials, and seasonal stablesafe treats. Shop the Essentials Everything mentioned in this guide, ready to browse. Shop Stable RugsShop Turnout RugsShop SupplementsShop Horse TreatsShop Hi-Vis Gear