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Collagen

Collagen supplements provide a convenient source of collagen peptides, often combined with vitamin C, hyaluronic acid or other complementary nutrients. GymStack stocks marine, bovine and multi-source collagen from specialist health and sports brands.

Choose powders, capsules or ready-mixed formats to fit your daily routine. Popular with runners, gym-goers and anyone focused on active ageing and joint comfort.

Explore related hubs: joint & bone health, multivitamins, greens, whey protein. See all brands on our brands A–Z page.

Fast UK delivery. Free shipping on orders over £75.

18% off

OstroVit
Marine Collagen & Hyaluronic Acid & Vitamin C - Mango & Pineapple - 500g

Sale price £31.99 Regular price £38.99
Unit price£63.98 /kg

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17% off

Optimum Nutrition
Optimum Nutrition Clear + Collagen 240g Apple & Raspberry

Sale price £19.99 Regular price £23.99

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18% off

Applied Nutrition
Applied Nutrition Marine Collagen Gels 10x30g Tropical Peach

Sale price £22.99 Regular price £27.99

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19% off

Bulk
Bulk Collagen & Vitamin C 500g Unflavoured

Sale price £21.99 Regular price £26.99
Unit price£43.98 /kg

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19% off

Bulk
Bulk Collagen & Vitamin C 500g Orange

Sale price £20.99 Regular price £25.99
Unit price£41.98 /kg

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17% off

Weider
Collagen - Unflavoured - 300g

Sale price £18.99 Regular price £22.99
Unit price£63.30 /kg

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18% off

OstroVit
Marine Collagen + Hyaluronic Acid + Vitamin C - 120 caps

Sale price £13.99 Regular price £16.99
Unit price£0.12 each

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20% off

OstroVit
Collagen + Vitamin C - Peach - 400g

Sale price £15.99 Regular price £19.99
Unit price£39.98 /kg

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20% off

OstroVit
Collagen + Vitamin C - Supreme Pure - 400g

Sale price £15.99 Regular price £19.99
Unit price£39.98 /kg

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18% off

OstroVit
Collagen + Vitamin C - Pineapple - 400g

Sale price £17.99 Regular price £21.99
Unit price£44.98 /kg

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19% off

Allnutrition
Whey Protein Collagen - White Chocolate - 500g

Sale price £20.99 Regular price £25.99
Unit price£41.98 /kg

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17% off

Allnutrition
Collagen Fish - 10000mg (Orange) - 480g

Sale price £47.99 Regular price £57.99
Unit price£99.98 /kg

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17% off

Allnutrition
Collagen Fish - 10000mg (Mango) - 480g

Sale price £47.99 Regular price £57.99
Unit price£99.98 /kg

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17% off

Allnutrition
Collagen - Orange - 480g

Sale price £23.99 Regular price £28.99
Unit price£49.98 /kg

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18% off

Allnutrition
Collagen Pro - Peach - 400g

Sale price £17.99 Regular price £21.99
Unit price£44.98 /kg

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18% off

Allnutrition
Collagen - Strawberry - 480g

Sale price £26.99 Regular price £32.99
Unit price£56.23 /kg

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19% off

Allnutrition
AllDeynn Collarose - Raspberry Wild Strawberry - 150g

Sale price £16.99 Regular price £20.99
Unit price£113.27 /kg

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18% off

Allnutrition
AllDeynn Collarose - Raspberry Wild Strawberry - 300g

Sale price £32.99 Regular price £39.99
Unit price£109.97 /kg

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17% off

Allnutrition
Collagen-Beauty Fish - Strawberry - 158g

Sale price £19.99 Regular price £23.99
Unit price£126.52 /kg

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18% off

Allnutrition
AllDeynn Collarose - Mango Passion Fruit - 300g

Sale price £32.99 Regular price £39.99
Unit price£109.97 /kg

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17% off

Applied Nutrition
Applied Nutrition Marine Collagen 300g Strawberry Raspberry

Sale price £33.99 Regular price £40.99

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19% off

Nutriburst
Nutriburst Collagen Revive 60 Gummies Blueberry

Sale price £20.99 Regular price £25.99

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17% off

Bulk
Bulk Marine Collagen & Vitamin C 500mg 180 Caps

Sale price £14.99 Regular price £17.99

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17% off

Applied Nutrition
Applied Nutrition Marine Collagen 300g Cherry Apple

Sale price £33.99 Regular price £40.99
Unit price£113.30 /kg

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18% off

Olimp Nutrition
Kolagen Activ Plus - 80 tablets

Sale price £13.99 Regular price £16.99
Unit price£0.17 each

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18% off

KIKI Health
Pure Marine Collagen - 450mg - 150 vcaps

Sale price £31.99 Regular price £38.99
Unit price£0.21 each

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18% off

KIKI Health
Collagen Peptides - 150 caps

Sale price £22.99 Regular price £27.99
Unit price£0.15 each

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17% off

Applied Nutrition
Applied Nutrition Marine Collagen 300g Strawberry Lemonade

Sale price £33.99 Regular price £40.99

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17% off

Bulk
Bulk Collagen Coffee 500g Mocha

Sale price £24.99 Regular price £29.99

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19% off

Weider
Premium Collagen - 300g

Sale price £25.99 Regular price £31.99
Unit price£86.63 /kg

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17% off

Weider
Collagen - Vanilla - 300g

Sale price £18.99 Regular price £22.99
Unit price£63.30 /kg

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20% off

Trec Nutrition
Endurance Collagen 4 Runners - 90 caps

Sale price £11.99 Regular price £14.99
Unit price£0.13 each

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17% off

Trained by JP
Collagen - Pineapple & Strawberry - 300g

Sale price £34.99 Regular price £41.99
Unit price£116.63 /kg

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33% off

Osavi
Collagen Beauty & Sport - 7.5g (1 serving)

Sale price £1.99 Regular price £2.99
Unit price£265.33 /kg

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33% off

Osavi
Collagen Peptides - Joints & Bones - 5.1g (1 serving)

Sale price £1.99 Regular price £2.99
Unit price£390.20 /kg

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18% off

NOW Foods
UC-II Undenatured Type II Collagen - 60 caps

Sale price £36.99 Regular price £44.99
Unit price£0.62 each

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17% off

NeoCell
Collagen 2 Joint Complex - 120 caps

Sale price £47.99 Regular price £57.99
Unit price£0.40 each

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17% off

Essensey
Collagen Forte - 2400mg - 120 caps

Sale price £9.99 Regular price £11.99
Unit price£0.08 each

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18% off

Dorian Yates
Collagen Complex - Grape - 300g

Sale price £30.99 Regular price £37.99
Unit price£103.30 /kg

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18% off

Cytoplan
Vegan Collagen - 120 vcaps

Sale price £36.99 Regular price £44.99
Unit price£0.31 each

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18% off

Applied Nutrition
Marine Collagen - Unflavoured - 300g

Sale price £40.99 Regular price £49.99
Unit price£136.63 /kg

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18% off

Applied Nutrition
Collagen Peptides - Unflavoured - 300g

Sale price £32.99 Regular price £39.99
Unit price£109.97 /kg

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17% off

Allnutrition
Whey Protein Collagen - Strawberry - 500g

Sale price £23.99 Regular price £28.99
Unit price£47.98 /kg

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19% off

Allnutrition
AllDeynn Collarose Fish - Raspberry Wild Strawberry - 150g

Sale price £25.99 Regular price £31.99
Unit price£173.27 /kg

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17% off

Allnutrition
AllDeynn Collarose Fish - Raspberry Wild Strawberry - 180 pastilles

Sale price £29.99 Regular price £35.99
Unit price£0.17 each

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17% off

Allnutrition
AllDeynn Collarose Fish - Raspberry Wild Strawberry - 300g

Sale price £43.99 Regular price £52.99
Unit price£146.63 /kg

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19% off

Allnutrition
AllDeynn Collarose Fish - Mango Passion Fruit - 150g

Sale price £21.99 Regular price £26.99
Unit price£146.60 /kg

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17% off

Allnutrition
AllDeynn Collarose Fish - Natural - 300g

Sale price £37.99 Regular price £45.99
Unit price£126.63 /kg

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19% off

Allnutrition
AllDeynn Collarose Fish - Orange - 150g

Sale price £21.99 Regular price £26.99
Unit price£146.60 /kg

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17% off

Allnutrition
AllDeynn Collarose Fish - Mango Passion Fruit - 300g

Sale price £37.99 Regular price £45.99
Unit price£126.63 /kg

View details

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