Dr. Sina’s Blog

Welcome to my blog!

I share my thoughts on food, health, natural medicine, stress reduction, and disease reversal with a keen focus on providing practical solutions that everyone can incorporate into their daily lives.

Dr. Sina McCullough Dr. Sina McCullough

Your No-Waste Guide to Homemade Eggshell Powder

Turn breakfast scraps into a zero-waste calcium powerhouse by learning how to bake and blend cleaned eggshells into fine, food-grade powder. Discover six clever uses—sprinkling it around tomato beds for a garden boost, folding it into houseplant soil, fortifying chicken feed, slipping a pinch into smoothies, adding it to your dog’s raw meals, and even adding it to a remineralizing toothpaste. Crack open the full step-by-step guide on the blog and start turning shells into something spectacular.

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Dr. Sina McCullough Dr. Sina McCullough

Crafting Your Own Natural Toothpaste

This is part 3 of a 9-part “DIY Personal Care Products” series originally featured in Epoch Times.


In this series we explore how to save money and lower our toxic burden by harnessing the healing powers of nature through home-made personal care products. By making your own product line, you can avoid the side effects of chemical additives, artificial fragrances, and toxic preservatives commonly found in commercial products.

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