At Smarter Reviews, we employ a comprehensive evaluation system to analyze and measure the full value of products, by looking at the ingredients, safety, projected effectiveness, return policies, and overall customer satisfaction. This method is known as the Smarter Reviews Ranking System.

In addition to ranking products, we also collect research from the latest studies and clinical trials. Choosing the best product is easy with Smarter Reviews. We offer a clear-cut system that covers the most important criteria, and takes into account the experienced personal reviews of our valued Smarter Shoppers. We've taken the guesswork out of the process, so you can shop smart, and save on time and money.

Vitamin D 101: The Secrets Of Vitamin D Revealed

Scientists continue to discover many major health benefits of Vitamin D. These benefits go far beyond promoting calcium absorption for bone health (a benefit Vitamin D is known for).1* Evidence also shows that vitamin D can also help during pre- and postnatal care, while also contributing to the health of many bodily systems..1* It's safe to say that the intake of Vitamin D has become more and more important for people who want to maintain optimal health and muscle strength.*

There is no doubt that Vitamin D can help improve your life, but how do you know which kind of Vitamin D supplement is best?* The supplement industry is full of false promises, cheap fillers, and synthetic additives.*

Smarter Reviews has spent months compiling extensive research of Vitamin D products to help you choose the right supplement for you.

What is Vitamin D?

Vitamin D, also know as the sunshine vitamin, is a fat-soluble hormone that controls the expressions of over 1,000 genes in the body. 2 Its main function is to promote healthy bones and joints, in concert with many other added health benefits.*

There is great public interest and a fast-growing awareness that having the right amount of Vitamin D is critical for maintaining and supporting optimal health.

The Benefits of Adding a Vitamin d Supplement

Adding a vitamin D supplement CAN HELP:

  •  Promotes calcium absorption1 *
  •  Promote bone health1 *
  • Natural mood enhancement6 *
  •  Help maintain healthy blood pressure9 *
  •  Maintain overall health*
  • Improve overall wellbeing*
  •  Contribute to preventive health*

What You Should Look for in a Vitamin D Supplement

Based on our research, and valuable feedback from our Smarter Shoppers, these are the things to look for and avoid, when searching for vitamin D supplements:

Top 6 Things to Avoid:

  • Gelatin*
  • Artificial colors*
  • Caramel color*
  • Heavy metal contamination*
  • GMOs*
  • Any major allergens including wheat, peanuts, soy, eggs, milk, fish*

Top Things to Look For:

  • Vitamin D3 content*
  • 1000 IU vitamin D per serving*
  • Vegetarian capsules*

There is no doubt that taking a vitamin D supplement combined with other conscious lifestyle decisions can greatly improve your physical well-being.*

*Results not always typical. Individual results may vary.

Top 5 Vitamin D Supplement Brands on the Market today

Based on our own extensive research, the metrics provided by our Smarter Reviews Ranking System, and consideration of numerous reviews by Smarter Shoppers just like you, we've compiled a list of what we've found to be the top five products in 
this category, on the market today.