Nutrition

Estimate BMR, TDEE, calorie targets, weekly pace, and macros from body measurements, activity, formula choice, and goal settings.

Estimate a baby formula day from age, weight, feeds, and formula share, with bottle targets, schedule checks, and pediatric caution flags.

Estimate body-fat percentage from tape measurements, compare Navy, RFM, and BMI-age methods, and plan lean-mass, waist, and target-weight checks.

Calculate adult BMI from height and weight, compare WHO, Asia-Pacific, and NIH/CDC bands, and add waist and target-weight context.

Compare BMI, waist ratios, body-fat estimates, lean and fat mass, BSA, and reference weights with risk bands and spread warnings.

Plan a body recomposition target from weight, body-fat change, lean-mass assumptions, runway, calories, protein, and uncertainty flags.

Calculate breast milk use-by times for fresh, thawed, warmed, or leftover milk with storage windows, label text, and care-context cautions.

Estimate caffeine from drink size, label values, servings, body weight, daily guides, and half-life timing with charts and warnings.

Calculate the latest caffeine cut-off before bed from dose, half-life, absorption, and residual targets, with candidate-time and daily-limit checks.

Estimate calories burned from weight, activity MET, duration, and model choice, with active-only burn, weekly credit, and target timing.

Plan race-week carbohydrate targets from body weight and event length, with daily grams, meal blocks, ramp timing, and gut-tolerance flags.

Estimate coffee drink calories from milk, syrups, cream, toppings, and caffeine assumptions, then compare recipe changes before logging.

Calculate coffee extraction yield and cup strength from dose, beverage mass, and TDS or Brix, with target bands, warnings, and dial-in moves.

Measure coffee strength from TDS or Brix readings, estimate extraction yield, and compare the brew with filter, immersion, or espresso targets.

Plan coffee-to-water ratios from a dose or target yield, then estimate brew water, cup yield, batch scaling, and method-window warnings.

Plan cold brew dilution from concentrate ratio to ready-drink serving yield, with water or milk splits, ice melt, service loss, and batch sizing.

Calculate creatine loading or maintenance from body weight, serving split, label units, health context, and container supply checks.

Plan run or ride fueling with carb, fluid, sodium, bottle, gel, and reminder targets that expose shortfalls before training or race day.

Calculate FFMI from weight, height, and body-fat or lean-mass readings, with normalized comparison bands, sensitivity checks, and goals.

Choose a coffee grind size from brew method, target time, taste feedback, and grinder range with micron bands and dial-in notes.

Plan a flash-brew iced coffee recipe by balancing coffee dose, hot water, brew ice, retained liquid, pour timing, and chill guardrails.

Estimate adult ideal weight from Devine, Hamwi, Robinson, and Miller formulas, then compare the result with a BMI-based healthy-weight corridor.

Plan an intermittent fasting schedule from your first meal time, then check safety ceilings, weekend shifts, hydration cues, and rhythm charts.

Calculate lean body mass from height, weight, sex, and optional body-fat checks, with formula spread, FFMI, and warning cues for trend checks.

Calculate daily calorie and macro targets from body metrics, activity, goal pace, BMR formula, protein floor, and meal split warnings.

Estimate an annual carbon budget from home energy, travel, diet, other sources, and offsets with runway and reduction-lever views.

Count pregnancy caffeine for the day, compare it with a 200 mg or custom target, and see remaining allowance, servings that fit, and cautions.

Plan daily protein grams from body weight, goal, training load, diet pattern, meal count, current intake, calories, and health cautions.

Calculate active calories from steps, body weight, step length, pace, and terrain, then plan target steps with assumptions and ranges.

Calculate waist-to-height ratio from mixed units, compare NICE and legacy bands, and translate half-height cutoffs into waist targets.

Calculate waist-to-hip ratio from waist and hip measurements, compare sex-specific bands, and test whether tape uncertainty could change the screen.

Plan a daily drink target from total-water references, food-water share, exercise sweat, serving size, caffeine, and safety flags.

Plan a weight-change target from body stats, activity, and goal timing, with calorie floors, BMI context, pace warnings, and runway charts.