CBD Dosage Calculator UK | For Humans, Dogs, Cats & Horses
CBD Dosage Calculator UK
Use our CBD dosage calculator to find the right starting dose for you, your dog, cat, or horse. Based on UK CBD guidelines and current FSA recommendations.
CBD Dose for Humans
Standard dose for a healthy adult: 1-1.5mg CBD per 10kg of body weight per day. Most users start at the lower end and increase gradually.
| Body weight | Starting dose (mg) | Moderate (mg) | Strong (mg) |
|---|---|---|---|
| 50kg | 5mg | 10mg | 15mg |
| 70kg | 7mg | 15mg | 25mg |
| 90kg | 10mg | 20mg | 30mg |
| 110kg | 12mg | 25mg | 35mg |
CBD Dose for Dogs
Standard dose: 1mg CBD per 1kg of body weight, twice daily. For anxiety, use the standard dose. For severe pain, increase to 2mg per kg.
| Dog weight | Dose per serving | Daily total | 500mg bottle lasts |
|---|---|---|---|
| 5kg | 5mg | 10mg | 100 days |
| 10kg | 10mg | 20mg | 50 days |
| 20kg | 20mg | 40mg | 25 days |
| 35kg | 35mg | 70mg | 14 days |
| 50kg | 50mg | 100mg | 10 days |
CBD Dose for Cats
Standard dose: 1mg CBD per 1kg body weight, twice daily. Cats are sensitive — always start at half the standard dose for the first week.
| Cat weight | Dose per serving | Daily total |
|---|---|---|
| 2kg | 1mg | 2mg |
| 4kg | 4mg | 8mg |
| 6kg | 6mg | 12mg |
| 8kg | 8mg | 16mg |
CBD Dose for Horses
Standard dose: 50mg CBD per 500kg horse per day. Start with half dose for the first week, increase to full dose after 7 days. Add to normal feed twice daily.
| Horse weight | Daily dose | Loading dose (first 2 weeks) |
|---|---|---|
| 300kg pony | 30mg | 60mg |
| 500kg horse | 50mg | 100mg |
| 600kg large | 60mg | 120mg |
| 700kg draft | 70mg | 140mg |
How to Use This Calculator
- Find your weight in the table above
- Start at the lower end of the recommended dose range
- Take CBD twice daily (morning and evening), ideally at the same time each day
- Wait 1-2 weeks for full effects to build
- Increase gradually by 5mg every 3-4 days until you find your optimal dose
Important Notes
- This calculator is for educational purposes only
- CBD can interact with certain medications — consult your doctor if you're on prescription medication
- Pregnant or breastfeeding women should avoid CBD
- Always use 0.0% THC broad spectrum CBD for FEI/BHA competition horses
- Always use 0.0% THC CBD isolate for dogs and cats
Recommended CBD Products
- Full Spectrum CBD Oil — for humans, 500-2000mg strengths
- Dog CBD Drops — 0.0% THC, vet-grade
- Cat CBD Drops — 0.0% THC, feline-formulated
- Equine CBD Pellets — FEI/BHA compliant
This calculator is for informational purposes only and does not constitute medical or veterinary advice. Always consult a qualified professional before starting CBD.
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