The best Nutrition newsletters

A long-running low-carb and carnivore-diet writer publishes deep, citation-heavy analyses of ketosis, ketone metabolism, and nutrition myths like nose-to-tail eating. Readers get a critical, evidence-driven look at ketogenic claims and supplements, with some rough 'notes' posts in the mix.

A newsletter from a former New York Times journalist and health coach covering strength training, nutrition and longevity, with video demonstrations, quick whole-food recipes and occasional audio essays. It mixes critical commentary on health media and longevity hype with practical training and cooking guidance.

Michael Easter, author of The Comfort Crisis, publishes three posts a week on health, fitness, nutrition, mindset and performance, mixing podcast interviews, personal essays and a monthly roundup of studies and ideas. A reader gets practical takeaways and stories about resilience, longevity and living better.

A physiology-focused newsletter by an endurance athlete that reviews recent research on topics such as carbohydrate fueling, creatine, and wearable health data. It translates studies into practical, evidence-aware takeaways for readers interested in training and health.

A fitness newsletter and podcast for people over 50 covering strength training, mobility, nutrition and healthy habits. Issues mix practical routines with references to research studies and conversations with other health writers.

A near-daily newsletter offering practical tips, research news and explanations about living with irritable bowel syndrome. Issues are short and combine brief health guidance with recurring appeals for paid subscriptions and coaching.

A personal, voice-driven newsletter on health, food and wellness that mixes anecdotes, product and brand recommendations, and commentary on nutrition topics like seafood contaminants and strength training. Readers get an author's perspective on a butter-and-whole-foods lifestyle with some lighthearted asides such as music playlists.

A health and wellbeing newsletter from Dr Vincent pairing short science-based explainers with personal reflections and small daily habits. Recent issues cover climate change's effects on wine, water, food and exercise, plus personal opinion pieces on kindness and friendship.

Newsletter vinculada a un podcast de salud y longevidad que resume entrevistas con expertos en entrenamiento, medicina y bienestar, e incluye reflexiones personales del autor. Los lectores reciben las ideas clave de cada episodio y propuestas de programas y productos.

A Substack newsletter about nutrient-dense eating, covering individual foods such as apples and pineapple, the nutrients they supply, and the health evidence behind them. It also offers recipes and paid-subscriber downloads, with a positive, enthusiastic framing.

A parenting and natural wellness newsletter that shares recipes, product roundups and personal experiments with holistic health practices. Readers get ideas for traditional foods, home remedies and household items framed for naturally-minded mothers.

A weekly health newsletter from Dhru Purohit that shares researched, step-by-step habits and recent studies on topics like VO2 max, air quality, and healthy aging. Each issue leans heavily on sponsor pitches for supplements and devices, with the author's personal anecdotes woven through the research summaries.

Boxlife Mag is a short weekly-style digest of fitness, nutrition and sleep tips, mostly built around summarised expert claims and celebrity-style physique stories. Each issue pairs headline hacks with heavy sponsored product placements, so readers get quick takeaways rather than deep analysis.

Dr. Steven Lin's newsletter promotes functional dentistry, with issues on iron deficiency, liver and organ-meat nutrition, myofunctional orthodontics and prevention of braces. It mostly advertises the author's events, podcast, clinics and book, with health advice that is often presented without strong evidence.