Skip to content
SPEND £60 OR MORE & GET A FREE PILLAR SAMPLE PACK
SPEND £60+ & GET A FREE PILLAR PACK
Menu icon
Translation missing: en.general.icons.icon_search_close icon
Menu
Cancel
Search icon
Spinner icon
Find it fast
- Shop > Nutrition
- Shop > Wellness
- Shop > Gear & Tech
Help - FAQs
- FREE UK Returns
Credit card icon
Loyalty Card
View Dashboard
Cart icon
View cart
Nutrition
Chevron down icon
Energy
Energy Gels
Energy Drinks
Energy Bars
Energy Chews
Meal Replacement
Recovery
Recovery Bars
Recovery Drinks
Whey Protein
Vegan Protein
Hydration
Hydration Tablets
Electrolyte Powders
Nutrition Packs
Monthly Box
Nutrition Boxes
Trial Packs
Search Nutrition by
Certified - Informed Choice
Certified - Informed Sport
Sport - Run \ Bike \ Swim
Sport - Team Sports
Wellness
Chevron down icon
Performance
BCAA
Beta Alanine
Creatine
Nitrate
Supplements
Body Maintenance
Electrolyte Replacement
Gut Health
Sleep & Relaxation
Vitamins
Superfoods & Supergreens
Supergreens
Superfoods
Gear & Tech
Chevron down icon
Accessories
Backpacks, Bags & Belts
Bottles, Cups & Flasks
Kit Care
Laces
Lights & Head Torches
Magazines
Sunglasses
Watches & Wearable Tech
Apparel
Arm Sleeves
Gloves
Headwear
Socks
Footwear
Body & Skin Care
Chamois & Anti Chafe
Foot Care
Sun & Skin Protection
Massage
Pain Relief & Recovery
Training & Recovery
Kinesiology Tape
Plantar Fasciitis
Supports & Straps
Shop by Brand
Chevron down icon
Shop All 105+ Brands
226ERS
2XU
32Gi
33Fuel
ABSOLUTE360
Active Edge Nutrition
Active Root
AMP Human
Applied Nutrition
Balega
Bearhug
Beet IT
BodyGlide
BIX Hydration
Blockhead
C - D
Caffeine Bullet
CEP
Chamois Butt'r
Chia Charge
Ciele Athletics
Clif Bar
Compressport
CORE
COROS
CurraNZ
EFN
elete
EnergySnacks
Dynamint
F - J
Feetures
Fixx Nutrition
FlipBelt
For Goodness Shakes
Form Nutrition
Fourfive
goodr
Grangers
Grenade
GU Energy
Hammer Nutrition
Healthspan Elite
High5
Hüma
INFINIT
Injinji
Instinct
Jelly Belly - Sports Beans
K - N
Kendal Mint Co. (KMC)
Knog
Knockaround
Leaping Fish
LifeJacket
Like The Wind Magazine
Lock Laces
Lucho Dillitos
Lucozade
Mad Fitness
Maurten
McNETT
Moggans
Moonvalley
Mountain Fuel
Muir Energy
Mulebar
N - P
Näak
Nathan
Natures Kiss
NEVERSECOND
NDURE - Active Hydration
NUTREIN
Nuun
OOFOS
OTE Sports
Pelotan
PHD
PILLAR
PowerBar
Precision Fuel & Hydration
PROBAR
Pulsin
Puresport
R - S
Rawvelo
Resilient Nutrition
Revvies
RockTape
Ronhill
Saltstick
Science in Sport
Skratch Labs
SKLZ
Soar
SOS Hydration
Spektrum
Spring
Squirrel's Nut Butter
Soccer Supplements
Stance
S - X
STNKY
Styrkr
Supernatural Fuel
Tailwind
TORQ Fitness
Trail Butter
Ultimate Direction
Unived
UYN
VÅGA
Veloforte
Versus
Victus
Voom Nutrition
XMiles - Endurance Fuelled
Zooki
Insights
Chevron down icon
Discipline Guides
Running
Trail Running
Ultra Marathons
Triathlon
Cycling
Swimming
Hiking
Nutrition Guides
Road Running
Triathlon
Ultra
Trail Running
Hydration
Product Focus
How do electrolytes tablets hydrate you?
How do energy gels improve your performance?
6 Recovery Bars You Need to Try
Why should you use Maurten?
Why should you use COROS?
Help & Advice
"Don't Be Sh*t!" Series
Why nutrition is important?
Sports Nutrition for Beginners
Health & Wellness for Endurance Athletes
Race Reports
XPlained Series
Account icon
Log in
Account icon
Log in
Close icon
Close
Nutrition
Chevron down icon
Nutrition
Energy
Chevron down icon
Energy
Energy Gels
Energy Drinks
Energy Bars
Energy Chews
Meal Replacement
Recovery
Chevron down icon
Recovery
Recovery Bars
Recovery Drinks
Whey Protein
Vegan Protein
Hydration
Chevron down icon
Hydration
Hydration Tablets
Electrolyte Powders
Nutrition Packs
Chevron down icon
Nutrition Packs
Monthly Box
Nutrition Boxes
Trial Packs
Search Nutrition by
Chevron down icon
Search Nutrition by
Certified - Informed Choice
Certified - Informed Sport
Sport - Run \ Bike \ Swim
Sport - Team Sports
Wellness
Chevron down icon
Wellness
Performance
Chevron down icon
Performance
BCAA
Beta Alanine
Creatine
Nitrate
Supplements
Chevron down icon
Supplements
Body Maintenance
Electrolyte Replacement
Gut Health
Sleep & Relaxation
Vitamins
Superfoods & Supergreens
Chevron down icon
Superfoods & Supergreens
Supergreens
Superfoods
Gear & Tech
Chevron down icon
Gear & Tech
Accessories
Chevron down icon
Accessories
Backpacks, Bags & Belts
Bottles, Cups & Flasks
Kit Care
Laces
Lights & Head Torches
Magazines
Sunglasses
Watches & Wearable Tech
Apparel
Chevron down icon
Apparel
Arm Sleeves
Gloves
Headwear
Socks
Footwear
Body & Skin Care
Chevron down icon
Body & Skin Care
Chamois & Anti Chafe
Foot Care
Sun & Skin Protection
Massage
Pain Relief & Recovery
Training & Recovery
Chevron down icon
Training & Recovery
Kinesiology Tape
Plantar Fasciitis
Supports & Straps
Shop by Brand
Chevron down icon
Shop by Brand
Shop All 105+ Brands
Chevron down icon
Shop All 105+ Brands
226ERS
2XU
32Gi
33Fuel
ABSOLUTE360
Active Edge Nutrition
Active Root
AMP Human
Applied Nutrition
Balega
Bearhug
Beet IT
BodyGlide
BIX Hydration
Blockhead
C - D
Chevron down icon
C - D
Caffeine Bullet
CEP
Chamois Butt'r
Chia Charge
Ciele Athletics
Clif Bar
Compressport
CORE
COROS
CurraNZ
EFN
elete
EnergySnacks
Dynamint
F - J
Chevron down icon
F - J
Feetures
Fixx Nutrition
FlipBelt
For Goodness Shakes
Form Nutrition
Fourfive
goodr
Grangers
Grenade
GU Energy
Hammer Nutrition
Healthspan Elite
High5
Hüma
INFINIT
Injinji
Instinct
Jelly Belly - Sports Beans
K - N
Chevron down icon
K - N
Kendal Mint Co. (KMC)
Knog
Knockaround
Leaping Fish
LifeJacket
Like The Wind Magazine
Lock Laces
Lucho Dillitos
Lucozade
Mad Fitness
Maurten
McNETT
Moggans
Moonvalley
Mountain Fuel
Muir Energy
Mulebar
N - P
Chevron down icon
N - P
Näak
Nathan
Natures Kiss
NEVERSECOND
NDURE - Active Hydration
NUTREIN
Nuun
OOFOS
OTE Sports
Pelotan
PHD
PILLAR
PowerBar
Precision Fuel & Hydration
PROBAR
Pulsin
Puresport
R - S
Chevron down icon
R - S
Rawvelo
Resilient Nutrition
Revvies
RockTape
Ronhill
Saltstick
Science in Sport
Skratch Labs
SKLZ
Soar
SOS Hydration
Spektrum
Spring
Squirrel's Nut Butter
Soccer Supplements
Stance
S - X
Chevron down icon
S - X
STNKY
Styrkr
Supernatural Fuel
Tailwind
TORQ Fitness
Trail Butter
Ultimate Direction
Unived
UYN
VÅGA
Veloforte
Versus
Victus
Voom Nutrition
XMiles - Endurance Fuelled
Zooki
Insights
Chevron down icon
Insights
Discipline Guides
Chevron down icon
Discipline Guides
Running
Trail Running
Ultra Marathons
Triathlon
Cycling
Swimming
Hiking
Nutrition Guides
Chevron down icon
Nutrition Guides
Road Running
Triathlon
Ultra
Trail Running
Hydration
Product Focus
Chevron down icon
Product Focus
How do electrolytes tablets hydrate you?
How do energy gels improve your performance?
6 Recovery Bars You Need to Try
Why should you use Maurten?
Why should you use COROS?
Help & Advice
Chevron down icon
Help & Advice
"Don't Be Sh*t!" Series
Why nutrition is important?
Sports Nutrition for Beginners
Health & Wellness for Endurance Athletes
Race Reports
XPlained Series
April 21, 2021
XMiles Team
014: Endurance Sports Running - How to improve your marathon time?
Filed in:
Article
,
Stories
Chevron down icon
Previous article
Serving Up Success: The Role of Nutrition in Tennis Performance
Close icon
Checkmark icon
Added to your cart:
** total_quantity ** | ** unit_price ** / ** unit_measure **
Cart subtotal
Close icon
Close icon
Chevron down icon
Chevron down icon
