Dr. Brian’s Blog

Best Fibers for Digestive Health

In theory, many types of fiber could support digestive health—but only a small number actually delivers real benefits.

Yakult’s health benefits has some research behind it, but the evidence is weak—and surprisingly, not for gut health.

Many supplements have been studied for ADHD, but they don’t always work well or consistently—though some can still offer support.

Rhodiola is often used to help with stress and fatigue. However, the research isn’t as strong as the evidence behind ashwagandha.

Eggshell membrane may offer small benefits for joint pain and osteoarthritis, but there’s no good evidence that it helps with skin aging.

What supplements to use for tinnitus depend on the underlying cause, and even then, it can be difficult to treat.

Some of the best supplements, like ashwagandha, don’t just lower cortisol—they help regulate and balance it in the body.

Royal jelly has mild hormone-like effects and may slightly help with menopause, PMS, or bone health—but it’s weaker than soy phytoestrogens.

SuperBeets Heart Chews are essentially a candy with a bit of beetroot, that’s unlikely to meaninfully improve blood pressure or heart health.

OxyShred Non-Stim removes caffeine and uses theacrine, a weaker, less-studied stimulant with no consistent exercise or weight loss benefits.

Astaxanthin may slightly support skin hydration and elasticity, but it won’t improve your tan or provide significant sun protection.

FOODOLOGY Cutting Jelly is a fiber-fortified snack that doesn’t really provide enough Garcinia cambogia to meaningfully support weight loss.