4C Labs Craft Select GSP T28
This is the name on the prescription.How to read this nameStrainGastro Pop
4C Labs Craft Select GSP T28 is a medical cannabis flower from 4C Labs, available in the UK on prescription only. Its strain is Gastro Pop (indica hybrid). Its label gives THC 25.2 to 30.8% and CBD <1%. Its list price is £8.50 a gram; pharmacies set their own prices.
Recommended price
£8.50/g
Gastro Pop
4C Labs
What this product is called
- Brand
- 4C Labs
- Strain name
- Gastro Pop
- Medical product name
- Craft Select GSP T28
The strain name is what most people call it. The medical product name is what appears on the prescription and the pharmacy label.
Gastro Pop by 4C Labs, a beta-irradiated medical cannabis flower with 28% THC and <1% CBD. Cultivated in Canada, packaged in United Kingdom. RRP: £8.50/g.
Cannabinoids
Percentage of the dried flower by weight, shown as the range listed for the product
- THC
- 25.2 to 30.8%
- CBD
- <1%
Chemotype: Type I: High THC What is a chemotype?
Terpenes What are these?
The aromatic compounds listed for this product. Amounts are not published, only which are major and minor.
Major
Myrcene
Herbal/Musk
Ocimene
Herbal/Sweet
Minor
Alpha-Pinene
Pine/Sharp
Strain info
- Strain
- Gastro Pop
- Classification
- Indica HybridWhat this means
- Parent strains
- Apples & Bananas (Hybrid) x Grape Gas #7 (Indica Hybrid)
Product facts
- Form
- Trimmed Whole Flower
- Irradiation
- Beta-Irradiated
- Grown in
- Canada
- Packaged in
- United Kingdom
- Import status
- Schedule I: Raw Material
Supply chain What the roles mean
The companies named for this product, from grower to pharmacy
- 4C Labs
Brand
Sold under this name
- FAAFO
Cultivator
Grew it
- Xeal Pharma
Importer
Brought it into the UK
- Xeal
Packager
Packed it
- 4C Labs
Distributor
Supplies pharmacies
Pack sizes and prices
Listed prices as of March 2026. Pharmacies set their own prices, so check before you order.
| Pack size | Price | Per gram |
|---|---|---|
| 10g | £69.50 | £6.95 |
| 30g | £208.50 | £6.95 |
How much is in one gram
One gram of this flower contains about 252 to 308mg of THC and up to 10mg of CBD.
Worked out from the strength on the label. This is arithmetic, not dosing advice: follow the dose your prescriber gave you.
What patients paid
No one has reported a price for this product yet.
Bought this recently? Tell other patients what you paidSimilar products
If 4C Labs Craft Select GSP T28 is out of stock, these are the closest on type, strength and terpenes. That is a comparison of what is on the label, not advice. Only your prescriber can decide whether a different product is right for you, and changing product needs a new prescription.
- Four20 Pharma GPP T31
Gastro Pop
THC 27.9-34.1% · CBD <1%
- Same strain, different producer
- Shares myrcene
- Also indica hybrid
No recent stock reports
Check stock - Four20 Pharma IKM T28
ICC Kush Mints
THC 25.2-30.8% · CBD <1%
- Similar THC
- Shares myrcene, ocimene
- Also indica hybrid
No recent stock reports
Check stock - Big Narstie Medical GP T26
Gastro Pop
THC 23.4-28.6% · CBD <1%
- Same strain, different producer
- Similar THC
- Also indica hybrid
No recent stock reports
Check stock - Superseed GRP CKS T27
Grape Cookies
THC 24.3-29.7% · CBD <1%
- Similar THC
- Shares myrcene, ocimene
- Also indica hybrid
No recent stock reports
Check stock No recent stock reports
Check stockNo recent stock reports
Check stock
Reviews
Pricing
per gram, recommended retail price
In Stock
National availability, may be out of date