We earn commission on purchases made through our links. It never affects ranking: tables are ordered purely by price per dose, and no retailer or brand can pay for position.We earn commission when you buy through our links. It never affects the ranking. Full disclosure.

perdose
Updated

Home › Amino acids & derivatives › Collagen

WeightWorldAmino acids & derivatives

Multi-Collagen Complex Powder

£18.99 for 30 servings at WeightWorld. It carries more than one active ingredient, so it is not ranked against single-ingredient products. Each price below counts one ingredient only.

What it really costs, per 10 g63pOne 10 g dose is our comparison unit for collagen. It is not a recommendation.
A day63p
A week£4.44
A month£19.01
A year£231.28

At one 10 g dose a day, this pack lasts 30 days. A month is 30 days, so twelve of them is not quite a year.

How we worked it out

Collagen

  • In the pack: 30 × 9.99 g = 299.7 g
  • £18.99 ÷ 299.7 g × 10 g = 63.4p per 10 g
  • A week 63.4p × 7 = £4.44 · a month × 30 = £19.01 · a year × 365 = £231.28
  • Amount per serving: stated on the label.

Biotin

  • In the pack: 30 × 98 µg = 2.94 mg
  • £18.99 ÷ 2.94 mg × 5 mg = £32.30 per 5 mg
  • A week £32.30 × 7 = £226.07 · a month × 30 = £968.88 · a year × 365 = £11788.01
  • Amount per serving: stated on the label.

Hyaluronic acid

  • In the pack: 30 × 17 mg = 510 mg
  • £18.99 ÷ 510 mg × 100 mg = £3.72 per 100 mg
  • A week £3.72 × 7 = £26.06 · a month × 30 = £111.71 · a year × 365 = £1359.09
  • Amount per serving: stated on the label.

Inulin / FOS

  • In the pack: 30 × 50 mg = 1.5 g
  • £18.99 ÷ 1.5 g × 5 g = £63.30 per 5 g
  • A week £63.30 × 7 = £443.10 · a month × 30 = £1899.00 · a year × 365 = £23104.50
  • Amount per serving: stated on the label.

Selenium

  • In the pack: 30 × 88 µg = 2.64 mg
  • £18.99 ÷ 2.64 mg × 100 µg = 71.9p per 100 µg selenium
  • A week 71.9p × 7 = £5.04 · a month × 30 = £21.58 · a year × 365 = £262.55
  • Amount per serving: stated on the label.

Vitamin C

  • In the pack: 30 × 90 mg = 2.7 g
  • £18.99 ÷ 2.7 g × 1 g = £7.03 per 1 g
  • A week £7.03 × 7 = £49.23 · a month × 30 = £211.00 · a year × 365 = £2567.17
  • Amount per serving: stated on the label.

Zinc

  • In the pack: 30 × 7.5 mg = 225 mg
  • £18.99 ÷ 225 mg × 15 mg = £1.27 per 15 mg zinc
  • A week £1.27 × 7 = £8.86 · a month × 30 = £37.98 · a year × 365 = £462.09
  • Amount per serving: stated on the label.

The standard dose is a comparison unit, not a recommendation. Always confirm the price on the retailer's site. How we compare everything.

How it compares: bovine collagen

All 63, ranked →
Collagen Protein PowderCheapest per 10 gMyprotein · 20 g a serving · £11.17 a month · a pack lasts 6 months37p£66.99View at Myprotein (opens in a new tab)
VitaBrightBovine Collagen Peptides Powder 500GVitaBright · 10 g a serving · £11.99 a month · a pack lasts 50 days40p£19.99View at VitaBright (opens in a new tab)
Collagen Protein PowderMyprotein · 20 g a serving · £12.00 a month · a pack lasts 2 months40p£23.99View at Myprotein (opens in a new tab)
WeightWorldThis productWeightWorld · 9.99 g a serving · £19.01 a month · a pack lasts 30 days63pshown above

Ranked purely by price per 10 g. 65 combination products also contain collagen.

How it compares: biotin

All 20, ranked →
WeightWorldBiotin Vitamin B7 TabletsCheapest per 5 mgWeightWorld · 12 mg a serving · 34p a month · a pack lasts 2.4 years1p£9.99View at WeightWorld (opens in a new tab)
VitaBrightBiotin Hair Growth SupplementVitaBright · 12 mg a serving · 62p a month · a pack lasts 2.6 years2p£19.99View at VitaBright (opens in a new tab)
VitaBrightBiotin Tablets with CoconutVitaBright · 12 mg a serving · 62p a month · a pack lasts 2.6 years2p£19.99View at VitaBright (opens in a new tab)
WeightWorldThis productWeightWorld · 98 µg a serving · £968.88 a month · a pack lasts under a day£32.30shown above

Ranked purely by price per 5 mg. 244 combination products also contain biotin.

How it compares: hyaluronic acid

All 20, ranked →
WeightWorldHyaluronic Acid CapsulesCheapest per 100 mgWeightWorld · 600 mg a serving · 90p a month · a pack lasts 2 years3p£21.49View at WeightWorld (opens in a new tab)
Hyaluronic Acid Tablets 150mgBulk · 150 mg a serving · £1.75 a month · a pack lasts 9 months6p£15.75View at Bulk (opens in a new tab)
Hyaluronic Acid Tablets 150mgBulk · 150 mg a serving · £2.08 a month · a pack lasts 3 months7p£6.25View at Bulk (opens in a new tab)
WeightWorldThis productWeightWorld · 17 mg a serving · £111.71 a month · a pack lasts 5 days£3.72shown above

Ranked purely by price per 100 mg. 74 combination products also contain hyaluronic acid.

How it compares: inulin / FOS

All 10, ranked →
High Fibre Inulin PowderCheapest per 5 gSimply Supplements · 5 g a serving · £4.65 a month · a pack lasts 3 months15p£15.49View at Simply Supplements (opens in a new tab)
Flourishe Gut SupplementLamberts Healthcare (Nature's Best) · 5 g a serving · £4.95 a month · a pack lasts 3 months17p£16.50View at Lamberts Healthcare (opens in a new tab)
Prebiotic Inulin Fibre PowderMyprotein · 12 g a serving · £5.20 a month · a pack lasts 2 months17p£12.49View at Myprotein (opens in a new tab)
WeightWorldThis productWeightWorld · 50 mg a serving · £1899.00 a month · a pack lasts under a day£63.30shown above

Ranked purely by price per 5 g. 74 combination products also contain inulin / FOS.

How it compares: other forms of selenium

All 10, ranked →
WeightWorldSelenium TabletsCheapest per 100 µg seleniumWeightWorld · 200 µg a serving · 62p a month · a pack lasts 2 years2p£14.99View at WeightWorld (opens in a new tab)
Selenium 200ug 240 TabletsHolland & Barrett · 200 µg a serving · £1.12 a month · a pack lasts 1.3 years4p£17.99View at Holland & Barrett (opens in a new tab)
Super Selenium ComplexHealf · 200 µg a serving · £1.19 a month · a pack lasts 7 months4p£7.96View at Healf (opens in a new tab)
WeightWorldThis productWeightWorld · 88 µg a serving · £21.58 a month · a pack lasts 26 days72pshown above

Ranked purely by price per 100 µg selenium. 120 combination products also contain selenium.

How it compares: vitamin C

All 113, ranked →
Vitamin C Plus TabletsCheapest per 1 gMyprotein · 1 g a serving · £1.00 a month · a pack lasts 6 months3p£5.99View at Myprotein (opens in a new tab)
Vitamin C Crystals PowderHealf · 1.1 g a serving · £1.01 a month · a pack lasts 7 months3p£7.61View at Healf (opens in a new tab)
Vitamin C PowderLamberts Healthcare (Nature's Best) · 1 g a serving · £1.50 a month · a pack lasts 8 months5p£12.50View at Lamberts Healthcare (opens in a new tab)
WeightWorldThis productWeightWorld · 90 mg a serving · £211.00 a month · a pack lasts 3 days£7.03shown above

Ranked purely by price per 1 g. 950 combination products also contain vitamin C.

How it compares: zinc citrate

All 17, ranked →
Zinc 15mg 180 Tablets (6 month supply)Cheapest per 15 mg zincBoots · 15 mg a serving · £1.29 a month · a pack lasts 6 months4p£7.75View at Boots (opens in a new tab)
Zinc 15mgLamberts Healthcare (Nature's Best) · 15 mg a serving · £1.33 a month · a pack lasts 6 months4p£7.95View at Lamberts Healthcare (opens in a new tab)
Zinc Tablets 15mgSimply Supplements · 15 mg a serving · £1.33 a month · a pack lasts 6 months4p£7.99View at Simply Supplements (opens in a new tab)
WeightWorldThis productWeightWorld · 7.5 mg a serving · £37.98 a month · a pack lasts 15 days£1.27shown above

Ranked purely by price per 15 mg zinc. 201 combination products also contain zinc.

On the label

Collagen · Bovine
9.99 g per serving (stated on the label)
Biotin · Biotin
98 µg per serving (stated on the label)
Pack
30 servings · 15 g a serving
Cost per serving
63p (30 servings in the pack)
More label details
Hyaluronic acid · Hyaluronic acid
17 mg per serving (stated on the label)
Inulin / FOS · Inulin / FOS
50 mg per serving (stated on the label)
Selenium · Other forms
88 µg per serving (stated on the label)
Vitamin C · Standard (ascorbic acid and ascorbates)
90 mg per serving (stated on the label)
Zinc · Citrate
7.5 mg per serving (stated on the label)
Sold by
WeightWorld
What the listing says
“Servings per Container: 30” · “add 15g (3 scoops)” · “Vitamin B7 (as D-Biotin) ; 98 mcg”
Ingredients

: Maltodextrin, Acidity Regulator: Citric Acid, Natural Raspberry Flavour, Anti-Caking Agent: Silicon Dioxide, Natural Colouring Agent: Beetroot Powder, Stevia Advice Do not exceed the recommended daily dose. Food supplements must not be used as a substitute for a varied and balanced diet and a healthy lifestyle. Discontinue use if any adverse reactions occur. Not intended for use by persons under the age of 18.

From the WeightWorld listing. Check the pack itself if you have an allergy: labels mark allergens in bold.

Is something wrong? Tell us

Add to your basket

View basket

Your basket prices everything you take together: whole packs, delivery included, from as few websites as you like.

One 10 g dose is our comparison unit, not a recommendation.

Price history

No price change since 9 October 2026. Checked on 1 day, most recently 9 October 2026.

Price at every check
£18.99WeightWorld
First recorded
£18.999 Oct
Checked on
1 daysince 9 Oct

Checked once so far, on 9 October 2026.

  1. First checked at WeightWorld: £18.99

Questions about this product

How much does WeightWorld Multi-Collagen Complex Powder cost per 5 mg?

£32.30 per 5 mg, from £18.99 for 30 servings at WeightWorld, checked on 9 October 2026.

How long does one pack last?

under a day at one 5 mg dose. The pack holds 2.94 mg in total.

How much does WeightWorld Multi-Collagen Complex Powder cost per 10 g?

63p per 10 g, from £18.99 for 30 servings at WeightWorld, checked on 9 October 2026.

How long does one pack last?

30 days at one 10 g dose. The pack holds 299.7 g in total.

How much does WeightWorld Multi-Collagen Complex Powder cost per 100 mg?

£3.72 per 100 mg, from £18.99 for 30 servings at WeightWorld, checked on 9 October 2026.

How long does one pack last?

5 days at one 100 mg dose. The pack holds 510 mg in total.

How much does WeightWorld Multi-Collagen Complex Powder cost per 5 g?

£63.30 per 5 g, from £18.99 for 30 servings at WeightWorld, checked on 9 October 2026.

How long does one pack last?

under a day at one 5 g dose. The pack holds 1.5 g in total.

How much does WeightWorld Multi-Collagen Complex Powder cost per 100 µg selenium?

72p per 100 µg selenium, from £18.99 for 30 servings at WeightWorld, checked on 9 October 2026.

How long does one pack last?

26 days at one 100 µg dose. The pack holds 2.64 mg in total.

How much does WeightWorld Multi-Collagen Complex Powder cost per 1 g?

£7.03 per 1 g, from £18.99 for 30 servings at WeightWorld, checked on 9 October 2026.

How long does one pack last?

3 days at one 1 g dose. The pack holds 2.7 g in total.

How much does WeightWorld Multi-Collagen Complex Powder cost per 15 mg zinc?

£1.27 per 15 mg zinc, from £18.99 for 30 servings at WeightWorld, checked on 9 October 2026.

How long does one pack last?

15 days at one 15 mg dose. The pack holds 225 mg in total.

About WeightWorld

All 124 WeightWorld products, priced per dose

More from WeightWorld

Keep comparing

All collagenEvery form, cheapest per 10 g firstBovine collagen63 products rankedCollagen guideWhat it is, why people take it, how the forms differWeightWorldAll 124 products from this brand, per doseAmino acids & derivativesEverything else we price in this categoryCollagen price historyEvery collagen product's price per dose and price historyBuild a basketThe cheapest way to buy several at onceHow we compareWhere every number on this page comes from