Skip to content
UKUSA
Brand profile

WeightWorld

Products, manufacturer information and the evidence behind the testing claims.

Sevenoaks, Kent, UKIndependent/privateCoverage: 15 products tracked
15tracked UK products
64/100average product score
7verified evidence records
United Kingdom (majority of products)manufacturing location

About the brand

A sourced brand summary has not yet been recorded. The profile below reflects the information currently held.

Legal company
Comfort Click Ltd
Headquarters
Sevenoaks, Kent, UK
Ownership
Independent/private
Manufacturing model
Third-party contract manufacturing
Manufacturing location
United Kingdom (majority of products)
Founded
Not disclosed (circa 2005-2006)

Testing & transparency

Recognised certification
Brand-level review not recorded
Public COA database
Not confirmed in this profile
Batch-specific reports
See individual product evidence
Finished-product testing
Review the status of each tracked product
Manufacturing certification is not the same as independent testing of finished products. A brand can be GMP certified without publishing third-party reports for individual supplements.
How we verify testing →

Brand score profile

Averages of tracked UK products, not a separate brand rating. Pending dimensions are excluded.

Average formulation score74/10015 of 15 products
Testing transparency49/10015 of 15 products
Value for money59/10015 of 15 products
Label transparency76/10015 of 15 products

Tracked products (15)

UK catalogue

WeightWorld Iron + Vitamin C Gummies

Iron
Why this score?
Testing & evidence
3/25
Ingredient/formulation quality
15/20
Value
4/20
Dose transparency
11/15
Manufacturer transparency
6/10
Label/ingredient transparency
5/10
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.Testing evidence
Evidence status
Testing claimed
Manufacturer statement
WeightWorld UK product page says the gummies are in the "Third-Party Tested" section and the brand's testing page says: "We are committed to complete product transparency, with every formulation backed by rigorous analytical testing... we send our supplements to accredited third-party laboratories to verify purity and quality without any internal bias."
Laboratory
Not recorded
Certification body
Not recorded
Batch
Not recorded
Batch-specific report
Not established in this record
Report date
Not recorded
Evidence checked
2026-09-16 18:15:24
£0.32/dayDaily cost
£18.99Per pack
View Analysis →Buy Nowon Amazon

WeightWorld Iron Bisglycinate 28 mg

Iron
Why this score?
Testing & evidence
3/25
Ingredient/formulation quality
18/20
Value
17/20
Dose transparency
11/15
Manufacturer transparency
6/10
Label/ingredient transparency
5/10
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.Testing evidence
Evidence status
Testing claimed
Manufacturer statement
WeightWorld’s UK site says: “We are committed to complete product transparency, with every formulation backed by rigorous analytical testing to assure authenticity, quality, and consumer trust” and “we send our supplements to accredited third-party laboratories to verify purity and quality without any internal bias.” The iron product page also says the product is “GMP-certified” and the US page says “100% GMP-Certified Product Range” and “thoroughly tested, and verified for identity, purity, strength, and composition,” but I did not find an independently verifiable registry entry or product-specific lab report for this exact iron product.
Laboratory
Not recorded
Certification body
Not recorded
Batch
Not recorded
Batch-specific report
Not established in this record
Report date
Not recorded
Evidence checked
2026-09-16 18:05:19
£0.05/dayDaily cost
£9.99Per pack
View Analysis →Buy Nowon Amazon

WeightWorld Vitamin C + Zinc 6mg Gummies

Zinc
Why this score?
Testing & evidence
3/25
Ingredient/formulation quality
15/20
Value
3/20
Dose context & clarity
14/15
Manufacturer transparency
3/10
Label/ingredient transparency
9/10
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.Testing evidence
Evidence status
Testing claimed
Manufacturer statement
Manufacturer page says: "We send our supplements to accredited third-party laboratories to verify purity and quality without any internal bias" and the product page says it is "Made to strict GMP-certified standards" and is on the site’s "Third-Party Tested" section.
Laboratory
Not recorded
Certification body
Not recorded
Batch
Not recorded
Batch-specific report
Not established in this record
Report date
Not recorded
Evidence checked
2026-09-14 08:33:02
£0.25/dayDaily cost
£14.99Per pack
View Analysis →Buy Nowon Amazon

WeightWorld Zinc Bisglycinate 50mg

Zinc
Why this score?
Testing & evidence
3/25
Ingredient/formulation quality
15/20
Value
15/20
Dose context & clarity
8/15
Manufacturer transparency
3/10
Label/ingredient transparency
9/10
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.Testing evidence
Evidence status
Testing claimed
Manufacturer statement
WeightWorld’s own product page says the tablets are "formulated using the most bioavailable form of zinc (zinc bisglycinate)" and that the brand is "Third party tested" / "Every formulation backed by rigorous analytical testing" on its third-party-tested page, but I did not find an independently verifiable certificate or lab report for this specific zinc product.
Laboratory
Not recorded
Certification body
Not recorded
Batch
Not recorded
Batch-specific report
Not established in this record
Report date
Not recorded
Evidence checked
2026-09-14 09:00:03
£0.05/dayDaily cost
£9.99Per pack
View Analysis →Buy Nowon Amazon

WeightWorld Liposomal Vitamin C 1000mg

Vitamin C
Why this score?
Testing & evidence
21/25
Ingredient/formulation quality
15/20
Value
8/20
Dose context & clarity
12/15
Manufacturer transparency
6/10
Label/ingredient transparency
9/10
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.Testing evidence
Evidence status
Verified independent evidence
Manufacturer statement
WeightWorld product page states “Third-party lab tested — View Certificate,” and the linked certificate reads: “Attached to test report no. 26C22323 … TESTING COMPLIANCE CERTIFICATE … Sample description: WEIGHTWORLD LIPOSOMAL VITAMIN C 1000 mg 180 CAPSULES - BATCH CODE: BP-CC-LVC-016 … The test report no. 26C22323 has been issued in compliance with the requirements of ISO/IEC 17025 … Neotron Spa.”
Laboratory
Neotron Spa
Certification body
Not recorded
Batch
BP-CC-LVC-016
Batch-specific report
Recorded
Report date
Not recorded
Evidence checked
2026-09-14 09:24:36
£0.22/dayDaily cost
£19.49Per pack
View Analysis →Buy Nowon Amazon

WeightWorld Vitamin C 1000mg

Vitamin C
Why this score?
Testing & evidence
21/25
Ingredient/formulation quality
15/20
Value
18/20
Dose context & clarity
12/15
Manufacturer transparency
6/10
Label/ingredient transparency
9/10
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.Testing evidence
Evidence status
Verified independent evidence
Manufacturer statement
Attached to test report no. 26C22342 ... TESTING COMPLIANCE CERTIFICATE ... Sample description: WEIGHTWORLD VITAMIN C WITH ROSEHIP AND BIOFLAVONOIDS 1000 mg 180 TABLETS - BATCH CODE: 429140 ... The test report no. 26C22342 has been issued in compliance with the requirements of ISO/IEC 17025 ... Neotron Spa
Laboratory
Neotron Spa
Certification body
Not recorded
Batch
429140
Batch-specific report
Recorded
Report date
Not recorded
Evidence checked
2026-09-14 09:47:06
£0.05/dayDaily cost
£9.89Per pack
View Analysis →Buy Nowon Amazon

WeightWorld Vitamin B12 1000µg

Vitamin B12
Why this score?
Testing & evidence
3/25
Ingredient/formulation quality
15/20
Value
20/20
Dose transparency
12/15
Manufacturer transparency
6/10
Label/ingredient transparency
9/10
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.Testing evidence
Evidence status
Testing claimed
Manufacturer statement
WeightWorld’s own product page says the tablets are “Backed by our 90-day money-back guarantee” and the brand’s separate “Third-Party Tested Supplements” page says “we send our supplements to accredited third-party laboratories to verify purity and quality” and that “A wide range of our wellness supplements undergo third-party testing to screen for heavy metals.” However, I did not find an independently verifiable COA/lab report or a certifying-body registry entry for this specific Vitamin B12 1000µg product.
Laboratory
Not recorded
Certification body
Not recorded
Batch
Not recorded
Batch-specific report
Not established in this record
Report date
Not recorded
Evidence checked
2026-09-14 10:25:09
£0.02/dayDaily cost
£8.49Per pack
View Analysis →Buy Nowon Amazon

WeightWorld Antarctic Krill Oil 1200 mg

Omega-3
Why this score?
Testing & evidence
3/25
Ingredient/formulation quality
15/20
Value
13/20
Dose transparency
9/15
Manufacturer transparency
6/10
Label/ingredient transparency
9/10
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.Testing evidence
Evidence status
Testing claimed
Manufacturer statement
Manufacturer product page says: "Our supplement is lab-tested for purity to ensure it has no heavy metals" and the brand's third-party-tested page says it sends supplements to accredited third-party laboratories to verify purity and quality.
Laboratory
Not recorded
Certification body
Not recorded
Batch
Not recorded
Batch-specific report
Not established in this record
Report date
Not recorded
Evidence checked
2026-09-14 10:38:34
£0.24/dayDaily cost
£21.65Per pack
View Analysis →Buy Nowon Amazon

WeightWorld Vitamin D3 2000 IU + K2

Vitamin D
Why this score?
Testing & evidence
3/25
Ingredient/formulation quality
15/20
Value
16/20
Dose transparency
14/15
Manufacturer transparency
6/10
Label/ingredient transparency
9/10
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.Testing evidence
Evidence status
Testing claimed
Manufacturer statement
Manufacturer page says: "Third-party lab tested — View Certificate" and "All our products undergo thorough research and testing before they hit the market."
Laboratory
Not recorded
Certification body
Not recorded
Batch
Not recorded
Batch-specific report
Not established in this record
Report date
Not recorded
Evidence checked
2026-09-14 11:21:45
£0.03/dayDaily cost
£9.49Per pack
View Analysis →Buy Nowon Amazon

WeightWorld Vitamin D3 4000 IU

Vitamin D
Why this score?
Testing & evidence
22/25
Ingredient/formulation quality
15/20
Value
17/20
Dose transparency
14/15
Manufacturer transparency
6/10
Label/ingredient transparency
9/10
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.Testing evidence
Evidence status
Verified independent evidence
Manufacturer statement
Attached to test report no. 26C22329 ... TESTING COMPLIANCE CERTIFICATE ... Sample description: WEIGHTWORLD VITAMIN D3 40001U 400 TABLETS - BATCH CODE: 429462 ... The analyzed sample is compliant ... Vitamin D3 100 μg/tablet ...
Laboratory
Neotron Spa
Certification body
Not recorded
Batch
429462
Batch-specific report
Recorded
Report date
Not recorded
Evidence checked
2026-09-14 11:22:54
£0.02/dayDaily cost
£8.99Per pack
View Analysis →Buy Nowon Amazon

WeightWorld Creatine Tablets

Creatine
Why this score?
Testing & evidence
21/25
Ingredient/formulation quality
15/20
Value
9/20
Dose transparency
14/15
Manufacturer transparency
3/10
Label/ingredient transparency
9/10
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.Testing evidence
Evidence status
Verified independent evidence
Manufacturer statement
WeightWorld UK product page says “Third-party lab tested — View Certificate,” and the linked PDF is a Testing Compliance Certificate for “WEIGHTWORLD CREATINE MONOHYDRATE 3000 mg 270 TABLETS - BATCH CODE: SNT25141.”
Laboratory
Neotron Spa
Certification body
Not recorded
Batch
SNT25141
Batch-specific report
Recorded
Report date
Not recorded
Evidence checked
2026-09-14 17:09:31
£0.21/dayDaily cost
£18.98Per pack
View Analysis →Buy Nowon Amazon

WeightWorld Magnesium Glycinate + B6

Magnesium
Why this score?
Testing & evidence
21/25
Ingredient/formulation quality
15/20
Value
8/20
Dose transparency
14/15
Manufacturer transparency
6/10
Label/ingredient transparency
9/10
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.Testing evidence
Evidence status
Verified independent evidence
Manufacturer statement
WeightWorld UK product page says “Third-party lab tested — View Certificate”; the certificate for WEIGHTWORLD MAGNESIUM GLYCINATE 1422 mg 180 CAPSULES - BATCH CODE: 0429825 is a Testing Compliance Certificate attached to test report no. 26C22334 from Neotron Spa, and it states the sample is compliant with contaminant limits and nutrient tolerances.
Laboratory
Neotron Spa
Certification body
Not recorded
Batch
0429825
Batch-specific report
Recorded
Report date
Not recorded
Evidence checked
2026-09-14 17:23:35
£0.11/dayDaily cost
£9.95Per pack
View Analysis →Buy Nowon Amazon

WeightWorld Magnesium 4-in-1

Magnesium
Why this score?
Testing & evidence
14/25
Ingredient/formulation quality
13/20
Value
17/20
Dose transparency
14/15
Manufacturer transparency
3/10
Label/ingredient transparency
9/10
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.Testing evidence
Evidence status
Manufacturer COA
Manufacturer statement
WeightWorld product page says the supplement is "Third-Party Tested" and the page includes a PDF titled "WEIGHTWORLD_MAGNESIUM_GLYCINATE_1422_mg_180_CAPSULES_-_BATCH_CODE_0429825-TCC.pdf". The PDF itself is a "TESTING COMPLIANCE CERTIFICATE" for "WEIGHTWORLD MAGNESIUM GLYCINATE 1422 mg 180 CAPSULES - BATCH CODE: 0429825" and reports microbiology and contaminant testing plus magnesium/vitamin B6 tolerance checks.
Laboratory
Not recorded
Certification body
Not recorded
Batch
0429825
Batch-specific report
Recorded
Report date
Not recorded
Evidence checked
2026-09-14 17:44:37
£0.15/dayDaily cost
£13.49Per pack
View Analysis →Buy Nowon Amazon

WeightWorld Ashwagandha KSM-66 1500mg Tablets

Ashwagandha
Why this score?
Testing & evidence
21/25
Ingredient/formulation quality
18/20
Value
12/20
Dose transparency
9/15
Manufacturer transparency
9/10
Label/ingredient transparency
5/10
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.Testing evidence
Evidence status
Verified independent evidence
Manufacturer statement
Product page says "Third-party lab tested — View Certificate" and the linked certificate is a Testing Compliance Certificate for "WEIGHTWORLD ASHWAGANDHA EXTRACT (KSM-66) 1500 mg 180 TABLETS - BATCH CODE: 15554".
Laboratory
Neotron Spa
Certification body
Not recorded
Batch
15554
Batch-specific report
Recorded
Report date
Not recorded
Evidence checked
2026-09-14 18:21:33
£0.06/dayDaily cost
£9.98Per pack
View Analysis →Buy Nowon Amazon

WeightWorld Ashwagandha Gummies 1200mg

Ashwagandha
Why this score?
Testing & evidence
21/25
Ingredient/formulation quality
7/20
Value
0/20
Dose transparency
9/15
Manufacturer transparency
9/10
Label/ingredient transparency
5/10
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.Testing evidence
Evidence status
Verified independent evidence
Manufacturer statement
Product page says "Third-party lab tested — View Certificate" and the linked certificate reads: "Attached to test report no. 26C22343 ... TESTING COMPLIANCE CERTIFICATE ... Sample description: WEIGHTWORLD ASHWAGANDHA 1200 mg 120 GUMMIES - BATCH CODE: 190725A".
Laboratory
Neotron Spa
Certification body
Not recorded
Batch
190725A
Batch-specific report
Recorded
Report date
Not recorded
Evidence checked
2026-09-14 18:21:59
£0.29/dayDaily cost
£17.48Per pack
View Analysis →Buy Nowon Amazon

How this brand compares

Compared with The Supplement Compare UK catalogue.

MetricWeightWorldSite averageDifference
Average product scoren=15 / 20664/10053/100+11 pts
Testing transparencyn=15 / 20649/10018/100+31 pts
Price per dayn=15 / 206£0.14/day£0.24/day-42%
Formulation qualityn=15 / 20674/10072/100+2 pts

Unweighted product averages; the site average includes this brand. Category mix, doses and sample sizes differ, so this is catalogue context, not a like-for-like ranking. Each row requires at least 3 brand and 10 catalogue observations.

Transparency summary

What the current records support, and where evidence is incomplete.

What we could verify

  • Company identity recorded; see the linked company source.
  • 15 published products with regional retailer listings.
  • 1 product records carry manufacturer-provided COA evidence.
  • 7 product records have verified independent evidence or certification.

What we could not verify

  • Recognised brand-level certification has not been reviewed in this profile.
  • A public COA database has not been confirmed in this profile.

Not confirmed does not mean it does not exist. Company statements and manufacturer COAs are distinct from independently verified testing.

Sources & last reviewed

Last reviewed: Not recorded

Company sources support brand information; product labels and retailer listings support product data. Testing sources retain their recorded evidence status.

View 44 linked sources