Buyer's guide · November 2026 · 152 suppliers · United Kingdom · page 5 of 5

Where to buy Retatrutide in the UK: compare suppliers

Suppliers 121 to 143 of 143 with Retatrutide on sale based in the UK, in PepFinder Score order. Back to the first page for the price range, market history and questions.

Prices checked 8 Nov 2026 · 668 listings · 599 confirmed in stock · 66 out of stock · Incretin analogues

Retatrutide · listed price per mg

GBP · single vials · 114 suppliersmedian £4.47/mg

£0.54/mg£24.00/mg

Multi-vial packs: £0.57/mg to £7.20/mg, median £1.34/mg (34 listings), shown separately.

Each currency is shown separately; prices are never converted. Packs of several vials are compared per mg of the whole pack, apart from single vials.

Sort byVial sizeForm Confirmed in stock only Include out of stock Test certificate on file Based in United Kingdom

Suppliers 121–143 of 143 with listings on sale (9 more with everything out of stock) · prices in GBP only, never converted

121

Chemco Medical

GB based

66 products tracked

5.0/ 10PepFinder Score

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From £3.67/mg (30 mg vial)

Listing as named	Size	Price	Per mg	Stock
VLS Retatrutide	20 mg	£165.00	£8.25/mg	In stock	On their site ↗
Alluvi Retatrutide	20 mg	£165.00	£8.25/mg	In stock	On their site ↗
Tiva Flex Retatrutide 30mg Pen	30mg Liquid	£215.00	—	In stock	On their site ↗
Retatrutide 30mg Vial	30 mg	£110.00	£3.67/mg	In stock	On their site ↗
Tiva Retatrutide 30mg Home Kit	30mg Kit	£170.00	—	In stock	On their site ↗
Chemco Retatrutide	30 mg	£175.00	£5.83/mg	In stock	On their site ↗

+ 10 more on the full catalogue.

Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

122
ResearchChem.uk
GB based
Third-party testing statedCOA page linked, not reviewed
14 products tracked
5.0/ 10PepFinder Score
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From £8.00/mg (10 mg vial)
Listing as named Size Price Per mg Stock
Retatrutide 10mg 10 mg £79.95 £8.00/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
123
Pure Peptide Solutions
GB based
Third-party testing statedCOA page linked, not reviewed
7 products tracked
4.6/ 10PepFinder Score
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From £4.00/mg (20 mg vial)
Listing as named Size Price Per mg Stock
Retatrutide (Reta) 20mg Peptide – High Purity Research Grade 20 mg £79.99 £4.00/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
124
Next Day Peptides
GB based
Third-party testing stated
12 products tracked
3.8/ 10PepFinder Score
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From £14.00/mg (5 mg vial)
Listing as named Size Price Per mg Stock
6 Retatrutide 5mg | £42/unit 5 mg £252.00 — In stock On their site ↗
Retatrutide 5mg 5 mg £70.00 £14.00/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
125
AJ Research Labs
GB based
3 products tracked · Ships to 36 countries
–PepFinder Score
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Listing as named Size Price Per mg Stock
Retatrutide — AJ Research Labs As listed — — In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

Listing as named	Size	Price	Per mg	Stock
Retatrutide 10mg	10 mg	£79.95	£8.00/mg	In stock	On their site ↗

Listing as named	Size	Price	Per mg	Stock
Retatrutide (Reta) 20mg Peptide – High Purity Research Grade	20 mg	£79.99	£4.00/mg	In stock	On their site ↗

Listing as named	Size	Price	Per mg	Stock
6 Retatrutide 5mg \| £42/unit	5 mg	£252.00	—	In stock	On their site ↗
Retatrutide 5mg	5 mg	£70.00	£14.00/mg	In stock	On their site ↗

Listing as named	Size	Price	Per mg	Stock
Retatrutide — AJ Research Labs	As listed	—	—	In stock	On their site ↗

126

Ayve

Third-party testing stated

49 products tracked

–PepFinder Score

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From £4.25/mg (40 mg vial)

Listing as named	Size	Price	Per mg	Stock
RETATRUTIDE 10/20/30/40 mg	20 mg	£90.00	£4.50/mg	In stock	On their site ↗
RETATRUTIDE 10/20/30/40 mg	30 mg	£140.00	£4.67/mg	In stock	On their site ↗
RETATRUTIDE 10/20/30/40 mg	40 mg	£170.00	£4.25/mg	In stock	On their site ↗

Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

127
BUYRETA
GB based
Third-party testing stated
18 products tracked
–PepFinder Score
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Listing as named Size Price Per mg Stock
Retatrutide As listed — — In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

Listing as named	Size	Price	Per mg	Stock
Retatrutide	As listed	—	—	In stock	On their site ↗

128

cmsrlabs.co

GB based

20 products tracked

–PepFinder Score

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From £5.00/mg (20 mg vial)

Listing as named	Size	Price	Per mg	Stock
Retatrutide 5mg	5 mg	£49.95	£9.99/mg	In stock	On their site ↗
Retatrutide 10mg	10 mg	£69.95	£7.00/mg	In stock	On their site ↗
Retatrutide 20mg	20 mg	£99.95	£5.00/mg	In stock	On their site ↗

Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

129
Future Peptides
Third-party testing stated
26 products tracked
Pays byCardBank transfer
–PepFinder Score
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Listing as named Size Price Per mg Stock
All in one - Retatrutide Kit As listed
Kit
£74.99 — In stock On their site ↗
Retatrutide As listed £74.99 — In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

Listing as named	Size	Price	Per mg	Stock
All in one - Retatrutide Kit	As listed Kit	£74.99	—	In stock	On their site ↗
Retatrutide	As listed	£74.99	—	In stock	On their site ↗

130

Momentum Peptides

GB based

24 products tracked

–PepFinder Score

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Listing as named	Size	Price	Per mg	Stock
Retatrutide Kits	10mg Kit	£79.95	—	In stock	On their site ↗
Retatrutide Kits	20mg Kit	£119.95	—	In stock	On their site ↗
Retatrutide Kits	30mg Kit	£149.95	—	In stock	On their site ↗

Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

131
More Peptides
GB based
Third-party testing stated
17 products tracked · Ships to 1 country
–PepFinder Score
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From £4.33/mg (30 mg vial)
Listing as named Size Price Per mg Stock
GLP-3RT 10 mg £64.99 £6.50/mg In stock On their site ↗
GLP-3RT 30 mg £129.99 £4.33/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
132
Nectar Wellness Labs
GB based
42 products tracked
–PepFinder Score
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From £6.00/mg (20 mg vial)
Listing as named Size Price Per mg Stock
GLP-3 20mg 20 mg £120.00 £6.00/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

Listing as named	Size	Price	Per mg	Stock
GLP-3RT	10 mg	£64.99	£6.50/mg	In stock	On their site ↗
GLP-3RT	30 mg	£129.99	£4.33/mg	In stock	On their site ↗

Listing as named	Size	Price	Per mg	Stock
GLP-3 20mg	20 mg	£120.00	£6.00/mg	In stock	On their site ↗

133

Pendragon Peptides

GB based

146 products tracked

Pays byCrypto

–PepFinder Score

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From £0.87/mg (pack of 10 × 30 mg)

Listing as named	Size	Price	Per mg	Stock
GLP3 (Retatrutide)	10 × 5 mg 50 mg in total	£143.10	£2.86/mg	In stock	On their site ↗
GLP3 (Retatrutide)	10 × 10 mg 100 mg in total	£174.90	£1.75/mg	In stock	On their site ↗
GLP3 (Retatrutide)	10 × 15 mg 150 mg in total	£190.80	£1.27/mg	In stock	On their site ↗
GLP3 (Retatrutide)	10 × 20 mg 200 mg in total	£217.30	£1.09/mg	In stock	On their site ↗
GLP3 (Retatrutide)	10 × 30 mg 300 mg in total	£259.70	£0.87/mg	In stock	On their site ↗
GLP3 (Retatrutide)	10 × 50 mg 500 mg in total	£344.50	—	In stock	On their site ↗

+ 1 more on the full catalogue.

Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

134
Peptide Shop UK
GB based
Third-party testing stated
12 products tracked
Pays byBank transferCrypto
–PepFinder Score
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Listing as named Size Price Per mg Stock
RETA 40 As listed £149.99 — In stock On their site ↗
RETA 20 As listed £109.99 — In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
135
peptidez.co.uk
GB based
Third-party testing stated
9 products tracked
–PepFinder Score
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From £10.00/mg (10 mg vial)
Listing as named Size Price Per mg Stock
Retatrutide 10 mg – Research Grade 10 mg £100.00 £10.00/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
136
Peptipens
GB based
6 products tracked
–PepFinder Score
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Listing as named Size Price Per mg Stock
Retatrutide 40mg Pen 40mg
Liquid
£119.99 — Not stated On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
137
PH Labs UK
GB based
12 products tracked · Ships to 1 country
–PepFinder Score
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Listing as named Size Price Per mg Stock
Retatrutide As listed £55.60 — In stock On their site ↗
Retatrutide Research Peptide As listed £55.60 — In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
138
Pondok Peptides
GB based
Third-party testing stated
18 products tracked
–PepFinder Score
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Listing as named Size Price Per mg Stock
Retatrutide — Research Peptide (Lyophilised, HPLC ≥99%) As listed £59.00 — In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
139
Precision Peptides
GB based
26 products tracked
–PepFinder Score
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Listing as named Size Price Per mg Stock
GLP-3 RT (Retatrutide) As listed £69.99 — In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

Listing as named	Size	Price	Per mg	Stock
RETA 40	As listed	£149.99	—	In stock	On their site ↗
RETA 20	As listed	£109.99	—	In stock	On their site ↗

Listing as named	Size	Price	Per mg	Stock
Retatrutide 10 mg – Research Grade	10 mg	£100.00	£10.00/mg	In stock	On their site ↗

Listing as named	Size	Price	Per mg	Stock
Retatrutide 40mg Pen	40mg Liquid	£119.99	—	Not stated	On their site ↗

Listing as named	Size	Price	Per mg	Stock
Retatrutide	As listed	£55.60	—	In stock	On their site ↗
Retatrutide Research Peptide	As listed	£55.60	—	In stock	On their site ↗

Listing as named	Size	Price	Per mg	Stock
Retatrutide — Research Peptide (Lyophilised, HPLC ≥99%)	As listed	£59.00	—	In stock	On their site ↗

Listing as named	Size	Price	Per mg	Stock
GLP-3 RT (Retatrutide)	As listed	£69.99	—	In stock	On their site ↗

140

Precision Peptides UK

GB based

Third-party testing stated

26 products tracked

–PepFinder Score

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From £2.39/mg (30 mg vial)

Listing as named	Size	Price	Per mg	Stock
Reta 10mg	10 mg	£30.39	£3.04/mg	In stock	On their site ↗
Reta 20mg	20 mg	£51.99	£2.60/mg	In stock	On their site ↗
Reta 30mg	30 mg	£71.59	£2.39/mg	In stock	On their site ↗

Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

141

SPT Peptide

GB based

COA page linked, not reviewed

51 products tracked · Ships to 36 countries

–PepFinder Score

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From £2.50/mg (60 mg vial)

Listing as named	Size	Price	Per mg	Stock
Retatrutide	30 mg	£90.00	£3.00/mg	In stock	On their site ↗
Retatrutide	40 mg	£120.00	£3.00/mg	In stock	On their site ↗
Retatrutide	60 mg	£150.00	£2.50/mg	In stock	On their site ↗
Retatrutide	As listed	£90.00	—	In stock	On their site ↗

Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

142

Synedica Peptides

GB based

Third-party testing stated

46 products tracked

Pays byBank transferCrypto

–PepFinder Score

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Listing as named	Size	Price	Per mg	Stock
Synedica Retatrutide 40mg Injection Kit	20 Kit	£1,800.00	—	In stock	On their site ↗
Synedica Retatrutide 40mg Injection Kit	1 Kit	£130.00	—	In stock	On their site ↗
Synedica Retatrutide 40mg Injection Kit	10 Kit	£1,100.00	—	In stock	On their site ↗
Synedica Retatrutide 40mg Injection Kit	5 Kit	£600.00	—	In stock	On their site ↗
Synedica Retatrutide 40mg Injection Kit	100 Kit	£7,500.00	—	In stock	On their site ↗
Synedica Retatrutide 40mg Injection Kit	500 Kit	£32,000.00	—	In stock	On their site ↗

+ 2 more on the full catalogue.

Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

143
Trusted Peptides
GB based
15 products tracked
–PepFinder Score
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From £5.83/mg (30 mg vial)
Listing as named Size Price Per mg Stock
Retatrutide 30mg 30 mg £175.00 £5.83/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

Listing as named	Size	Price	Per mg	Stock
Retatrutide 30mg	30 mg	£175.00	£5.83/mg	In stock	On their site ↗

Also listing Retatrutide, currently out of stock: Adonis Elite Peptides, Index Peptides, My Reta, Futura Biolabs, UK Biolabs, thepeptidecompany.co.uk, Prolab Peptides 1, limitless-peptides, P4U Wellbeing.