LEARN / PHYSIFORGE GUIDES
Better questions.
Clearer choices.
Understand calories, protein, hydration and strength during weight loss. Each guide connects the evidence with practical choices for your day.
Practical guidance · References included · Free to read
How to build a calorie deficit you can actually follow
A practical guide to calorie deficits, TDEE estimates, weight-loss pace, and why your real-world trend matters more than a perfect calculator result.
Read guide NUTRITION / BODY COMPOSITIONProtein during weight loss: what the target is actually for
Why protein matters during weight loss, how to think about protein targets, and why resistance training changes the conversation.
Read guide HYDRATION / DAILY FOUNDATIONHydration without the gallon-a-day mythology
Understand total water, beverage intake, exercise fluid, heat, and why hydration needs should not be reduced to one ounces-per-pound rule.
Read guide TRAINING / WEIGHT-LOSS QUALITYPreserving muscle during weight loss—including with GLP-1s
Why resistance training, adequate protein, and functional progress matter when weight is dropping, including during GLP-1-based obesity treatment.
Read guideMAKE AN INFORMED PRODUCT CHOICE
Read beyond the front label.
Understand ingredients, allergens, blend amounts and supplier testing before comparing supplements.
READY TO USE THE NUMBERS?
Open the free
Tools Hub.
Physiforge tools turn the concepts into practical starting estimates for calories, protein, macros, hydration, timelines, and more.
Explore all tools