🏃 Run Fuel & Hydration Planner

Custom fueling and electrolyte planning for athletes

🏃 Run Details

Duration: 2 hours
Carbs/Hour: 90 g
Total Carbs: 180 g
Sweat Rate: 750 ml/hr

Liquid Fuel Profile

320 Standard

80g carbs + 500ml water

Easy to drink

480 Concentrated

120g carbs + 200ml water

Higher concentration

Gentle Start

2:1 ratio

6-8% loading

Balanced Dual-Source

1:0.8 ratio

8-12% loading

Concentrated

1:0.8 ratio

14-18% loading

Hydrogel-Like

55:45 ratio

12-20% loading
Adjust water concentration

Liquid Fuel Ingredients

Calculated Ingredients

Select your fuel profile to see ingredient calculations.

🏃 Run Details

Duration: 2 hours
Carbs/Hour: 90 g
Total Carbs: 180 g
Sweat Rate: 750 ml/hr

Electrolyte Profile

Standard

300mg sodium

Balanced

300mg sodium, 100mg potassium

Full

300mg sodium, 100mg potassium, 50mg magnesium

Hot

500mg sodium, 100mg potassium

Region & Bottle

Fluid Intake

For hourly electrolyte calculations

Electrolyte Results

Calculated Electrolytes

Select your electrolyte profile to see calculations.

Custom Electrolyte Targets

Custom Electrolyte Results

Custom Electrolyte Calculations

Enter custom concentrations to see ingredient amounts.

🏃 Run Details

Duration: 2 hours
Carbs/Hour: 90 g
Total Carbs: 180 g
Sweat Rate: 750 ml/hr

Sweat Rate & Content

Typical range: 500-1500 ml/hour
Typical range: 400-1400 mg/L
Typical range: 100-400 mg/L

Solid Fuel Products

GU Gels

25g carbs, 0mg sodium, 0mg potassium

100 calories per gel

Honey Stinger Gels

26g carbs, 35mg sodium, 50mg potassium

100 calories per gel

Clif Shot Gels

26g carbs, 90mg sodium, 40mg potassium

100 calories per gel

Science in Sport Gels

26g carbs, 76mg sodium, 35mg potassium

100 calories per gel

Hammer Gels

25g carbs, 0mg sodium, 0mg potassium

100 calories per gel

VFuel Endurance Gel

27g carbs, 100mg sodium, 50mg potassium

100 calories per gel

NeverSecond C30

30g carbs, 100mg sodium, 50mg potassium

120 calories per gel

Maurten Gel

32g carbs, 100mg sodium, 50mg potassium

True gel consistency, nearly flavorless

Clif Blocks

24g carbs, 110mg sodium, 35mg potassium

100 calories per bar

Honey Stinger Chews

24g carbs, 0mg sodium, 40mg potassium

100 calories per bag

Skratch Sport Energy Chews

24g carbs, 100mg sodium, 40mg potassium

100 calories per bag

GU Roctane Gummies

26g carbs, 0mg sodium, 0mg potassium

100 calories per bag

Tailwind

21g carbs, 250mg sodium, 36mg potassium

100 calories per packet

Skratch Super High-Carb

30g carbs, 180mg sodium, 35mg potassium

100 calories per serving

Skratch Sport Hydration

19g carbs, 170mg sodium, 35mg potassium

100 calories per serving

GU Roctane

26g carbs, 100mg sodium, 100mg potassium

100 calories per packet

Gatorade Endurance

25g carbs, 200mg sodium, 35mg potassium

100 calories per bottle

Hammer Heed (carbs)

26g carbs, 160mg sodium, 45mg potassium

100 calories per serving

Hammer Perpetuem (carbs+protein)

20g carbs, 120mg sodium, 80mg potassium

110 calories per serving, includes protein

VFuel Endurance Drink

25g carbs, 100mg sodium, 50mg potassium

100 calories per packet

NeverSecond

25g carbs, 100mg sodium, 50mg potassium

100 calories per packet

Flow Formulas

24g carbs, 100mg sodium, 50mg potassium

100 calories per packet

Maurten Drink Mix

32g carbs, 100mg sodium, 50mg potassium

Hydrogel technology, gentler on stomachs

Generation UCAN

24g carbs, 100mg sodium, 50mg potassium

Slow-release cornstarch, less frequent dosing

Spring Energy

25g carbs, 50mg sodium, 150mg potassium

Real food, watch calorie counts

Huma (chia seeds)

20g carbs, 0mg sodium, 200mg potassium

May be tough for some stomachs

Selected Solid Fuel Products

Selected Products

Select products from the library above to add them to your plan.

Combined Fueling Plan

Complete Fueling & Hydration Plan

Fill in your details and select solid fuel products to generate your complete plan.

Export Your Plan

⚠️ Important Disclaimer

This calculator provides estimates for fueling and hydration. It is not medical advice.

Always test new fueling strategies during training before race day.

Check nutrition labels on actual products as formulations may change.

Use a 0.01g resolution scale for accurate measurements of small quantities.