Peer-reviewed food comparisons, micronutrient bioavailability breakdowns, and data-driven dietary swaps based on verified nutritional research.
Featured StoryGuava vs orange for vitamin C: raw guava provides 228.3 mg per 100 g compared with 53.2 mg in oranges (4.3x more). Compare fiber, potassium, and bioavailability mechanics.
Food SwapsGuava vs orange for vitamin C: raw guava provides 228.3 mg per 100 g compared with 53.2 mg in oranges (4.3x more). Compare fiber, potassium, and bioavailability mechanics.
Marcus Chen, MS, RD, CSSD
Food SwapsCompare the highest-density plant proteins including firm tofu, tempeh, lentils, edamame, and pumpkin seeds. Learn DIAAS scores, leucine thresholds, and antinutrient mitigation.
Marcus Chen, MS, RD, CSSD
MicronutrientsBananas are renowned for potassium (358 mg/100g), but beet greens, salmon, avocado, white beans, and spinach provide significantly more. Discover real food sources for electrolyte balance.
Sarah Lin, MPH, RDN
Nutritional ScienceExplore how FoodAlt measures nutrient density per calorie. Understand Nutrient Density Index (NDI) formulas, NuVal and ANDI scoring, and how to maximize nutrition on any calorie budget.
Dr. Elena Rostova, PhD, RD
Gut HealthUnderstand soluble vs insoluble fiber and resistant starch. Discover how bacterial fermentation yields butyrate and propionate to reinforce mucosal barriers and metabolic health.
Sarah Lin, MPH, RDN
MicronutrientsSpinach looks rich in iron on paper (2.7 mg/100g), but oxalic acid traps over 95% of it. Compare cooked lentils, discover non-heme bioavailability mechanics, and learn vitamin C pairing.
Marcus Chen, MS, RD, CSSD
MicronutrientsSpinach has 99 mg calcium per 100 g but only 5% absorption, while bok choy achieves 54% absorption. Learn fractional calcium absorption rates, dairy vs plant swaps, and D3/K2 synergy.
Sarah Lin, MPH, RDN
Food SwapsChia seeds and walnuts are packed with ALA omega-3s, but human conversion to EPA is only 5-8% and DHA is under 1%. Explore the biochemistry of marine microalgae oil and optimal plant fats.
Marcus Chen, MS, RD, CSSDNutritional ScienceCardiovascular risk is governed more by your sodium-to-potassium ratio than sodium alone. Learn how restoring a 1:3 ratio with sweet potatoes, avocados, and greens lowers vascular resistance.
Sarah Lin, MPH, RDN
Food SwapsSwap high-GI refined grains for retrograded starches, barley, and legumes. Discover the "second-meal effect", resistant starch cooking methods, and continuous glucose monitoring data.
Dr. Elena Rostova, PhD, RD
MicronutrientsMagnesium drives over 300 biochemical reactions including ATP synthesis and GABA sleep signaling. Compare pumpkin seeds, raw cacao, almonds, and spinach to reverse subclinical deficiency.
Marcus Chen, MS, RD, CSSDNutritional ScienceChronic systemic inflammation underlies cardiovascular, metabolic, and neurodegenerative disease. Discover high-polyphenol swaps: EVOO, wild berries, green tea, and piperine-curcumin synergy.
Dr. Elena Rostova, PhD, RD