Hydration Guides & Water Bottle Advice | Mammoth Mug Blog

Endocrine Disruptors in Water Bottles: The Research

Endocrine disruptors in water bottles include BPA replacements (BPS, BPF), phthalates, and estrogenic compounds in many BPA-free plastics. Yang et al. (2011) in Environmental Health Perspectives found 70%+ of BPA-free...

PFAS in Water Bottles: Which Brands Are Most at Risk?

PFAS enter water bottles through non-stick lid coatings, PTFE gaskets, and stain-resistant interior treatments — not the plastic body. Tritan has no PFAS in its manufacturing process. Stainless steel with...

Lead in Stanley Cups: What You Need to Know in 2026

Stanley confirmed in 2024 that their vacuum insulation seals contain lead. The pellet is encapsulated under a stainless steel cover and shouldn't contact liquid in undamaged cups. Independent testing found...

Safest Water Bottle Material: Ranked by Science (2026)

The safest water bottle materials, ranked: glass is the absolute safest but fragile; Tritan copolyester independently tested for zero estrogenic and androgenic activity is the safest plastic; 18/8 stainless steel...

Mammoth MXR vs BlenderBottle: Which Shaker Wins in Canada?

Reviewed by Emily Carter, MSc, RD Registered Dietitian & Hydration Research Specialist. Emily holds a Master of Science in Human Nutrition and has spent over a decade translating nutrition research...

Sauna Recovery Routine for Athletes: Full Protocol

Reviewed by Emily Carter, MSc, RD Registered Dietitian & Hydration Research Specialist. Emily holds a Master of Science in Human Nutrition and has spent over a decade translating nutrition research...

Sauna and Metabolism: Does Heat Boost Metabolic Health?

Reviewed by Emily Carter, MSc, RD Registered Dietitian & Hydration Research Specialist. Emily holds a Master of Science in Human Nutrition and has spent over a decade translating nutrition research...

Sauna Social Clubs: Community Wellness and the Group Sweat

Reviewed by Emily Carter, MSc, RD Registered Dietitian & Hydration Research Specialist. Emily holds a Master of Science in Human Nutrition and has spent over a decade translating nutrition research...

Best At-Home Sauna Setup: Complete Guide for Canadians

Reviewed by Emily Carter, MSc, RD Registered Dietitian & Hydration Research Specialist. Emily holds a Master of Science in Human Nutrition and has spent over a decade translating nutrition research...

Morning vs Night Sauna: Which Time Is Best for You?

Reviewed by Emily Carter, MSc, RD Registered Dietitian & Hydration Research Specialist. Emily holds a Master of Science in Human Nutrition and has spent over a decade translating nutrition research...

Sauna for Nervous System Regulation: Burnout and Recovery

Reviewed by Emily Carter, MSc, RD Registered Dietitian & Hydration Research Specialist. Emily holds a Master of Science in Human Nutrition and has spent over a decade translating nutrition research...

Sauna and Mitochondrial Health: Heat at the Cellular Level

Reviewed by Emily Carter, MSc, RD Registered Dietitian & Hydration Research Specialist. Emily holds a Master of Science in Human Nutrition and has spent over a decade translating nutrition research...

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