Edibles dosage for beginners in Phuket: start low and wait

By Durban Poison · Good Stuff Editorial Team · Updated August 2026

Edible cannabis can take much longer to feel than inhaled cannabis. That delay is the main reason people take a second portion too early. The safest practical approach is to read the label carefully, choose a low amount, allow enough time for the full response and never treat a sweet or brownie like ordinary food.

Why edibles feel different

Onset is delayed

Official guidance says effects may begin in 30 minutes to 2 hours and can take up to 4 hours to feel fully. Food, product format, metabolism, medications and previous experience can all change the timing.

Effects can last much longer

Acute effects may last 4 to 12 hours, while residual effects can persist for up to 24 hours. Do not plan driving, scooter use, swimming alone or other risky activity around an edible session.

How to read an edible label

THC per serving

This is the amount in one defined piece or portion. If a package contains several pieces, do not assume the printed total applies to each one.

THC in the full package

A bag, chocolate bar or baked item may contain multiple servings. Check both numbers and whether the product can be divided accurately. Never guess from the size of a sweet.

Homemade products are harder to estimate

Without reliable preparation and testing, THC may be distributed unevenly. A small-looking corner is not automatically a small dose. Clear labelling is more useful than appearance.

A lower-risk sequence for beginners

1. Confirm the exact THC amount per serving.
2. Choose a low amount; Health Canada uses 2.5 mg THC or less as its lower-risk beginner benchmark.
3. Take it in a familiar place with no driving or scooter plans.
4. Note the time.
5. Wait for the full window—up to four hours—rather than adding more because nothing happened quickly.
6. Stop if the effects are uncomfortable.

This is general harm-reduction information, not an individual prescription. People with health conditions, pregnancy, breastfeeding or medicines that may interact should speak with a qualified healthcare professional.

Common mistakes

Taking more after one hour

One hour can still be inside the normal onset window. A second portion may overlap with the first when both are still building.

Mixing cannabis and alcohol

Combining them can increase impairment and the risk of an unpleasant or unsafe experience. Avoid the combination.

Sharing an unlabelled product

Another person cannot make an informed decision without knowing the contents and serving size. Keep the original label with the product.

Storage and accidental consumption

Keep edibles away from ordinary food

Cannabis sweets and baked goods can look normal. Store them in their original clearly labelled packaging, locked away from children, visitors and pets.

When to seek help

If someone has severe confusion, trouble breathing, persistent vomiting, loss of consciousness or another worrying reaction, seek urgent medical help. Do not let an impaired person drive themselves.

Official timing and safety sources

Health Canada’s lower-risk page gives the 2.5 mg-or-less benchmark and the 30-minute-to-2-hour onset / up-to-4-hour full-effect window. Its public-health statement on edibles covers duration, storage and accidental poisoning.

Frequently asked questions

Is 10 mg a beginner dose?

Health Canada places 10 mg in a higher-caution range and points new consumers to 2.5 mg THC or less. Individual responses vary.

Can I take more after two hours?

Full effects can take up to four hours, so two hours may still be too early. Avoid stacking portions while effects are developing.

Can I drive the next morning?

Residual impairment can persist. If you feel any effect, drowsiness or uncertainty, do not drive or ride a scooter.