The 7 Best Immune-Boosting Supplements, According to a Dietitian Support your immune system with these evidence-backed herbs and vitamins

Our Top Picks

Best Vitamin C: Doctor's Best Vitamin C at vitaminshoppe.com

"Research suggests that Vitamin C supports the immune system by reducing the severity and duration of colds."

Best Zinc: Thorne Research Zinc Picolinate 15mg at Walmart

"Zinc is shown to support immune cells, and similar to vitamin C, it may also reduce the severity and duration of the common cold."

Best Vitamin D: Nordic Naturals Vitamin D3 1000 IU at Amazon

"Research shows that supplementation with vitamin D3 may be protective against the flu."

Best Elderberry: Gaia Herbs Black Elderberry Syrup at Amazon

"Research shows that elderberry is protective against the flu."

Best Echinacea: Gaia Herbs Echinacea Supreme at vitaminshoppe.com

"Taking echinacea while you're feeling well is thought to reduce the chances of catching a cold."

Best Turmeric: mykind Organics Extra Strength Turmeric at Amazonni

"Has been shown to modulate the activation of immune cells, regulate the body's inflammatory reaction to disease and infection."

Best Probiotic: Renew Life Ultimate Flora Probiotic at Amazon

"Probiotics are generally associated with gut health, however, the beneficial bacteria play a huge role in immune function."

A healthy diet, adequate sleep, exe krcise, hand hygiene, and stress management are all great ways to support the immune system throughout the year, and especially during cold and flu season. While there are no cure-all supplements or foods—some research studies support the use of specific herbs and vitamins to boost immunity. You may already have some of these—like probiotics, vitamin D, and vitamin C—in your medicine cabinet.

6, the best immune-boosting supplements.

Healthy Natural Hair Growth for Women Over 40: What Actually Works

If you've noticed your natural hair thinning, breaking more easily, or feeling stuck at the same length no matter what you try — you're not imagining things, and you're definitely not alone. A lot of women over 40 experience these exact changes, and they can feel incredibly frustrating, especially when the routines and products that used to work just... don't anymore. But here's what most people don't tell you: In most cases, your hair IS growing. The real problem is that it's breaking off just as fast as it grows. In this guide, we're covering exactly why hair changes after 40, what's actually causing slow-seeming growth, and the habits and ingredients that make a real difference — including a full marine-inspired haircare routine built around products you can find at your local CVS, Target, or Walmart. Table of Contents What Healthy Natural Hair Growth Actually Means Why Your Hair Changes After 40 The Real Problem: Length Retention, N...

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