Bisglycinate vs. Glycinate

Attribute	Bisglycinate	Glycinate
Solubility	High	High
Bioavailability	High	High
Absorption rate	Fast	Fast
Chelated form	Yes	Yes
Use in supplements	Common	Common

Introduction

Bisglycinate and glycinate are two forms of amino acid chelates that are commonly used in dietary supplements. They are both popular choices for improving mineral absorption and reducing gastrointestinal side effects. While they have similar names and functions, there are some key differences between the two that consumers should be aware of when choosing a supplement.

Chemical Structure

Bisglycinate is a chelated form of a mineral that is bound to two molecules of the amino acid glycine. This double glycine structure helps to enhance the stability and bioavailability of the mineral, making it easier for the body to absorb. On the other hand, glycinate is a single molecule of the amino acid glycine bound to a mineral. While both forms are effective at improving mineral absorption, bisglycinate may have a slight edge due to its dual glycine structure.

Absorption Rate

One of the key differences between bisglycinate and glycinate is their absorption rates in the body. Bisglycinate is often touted as having superior absorption compared to glycinate due to its double glycine structure. This enhanced absorption may result in higher levels of the mineral being delivered to the cells, leading to more pronounced health benefits. However, glycinate is still a highly bioavailable form of mineral chelate and is well-absorbed by the body.

Gastrointestinal Tolerance

Another important factor to consider when choosing between bisglycinate and glycinate is their impact on gastrointestinal tolerance. Some individuals may experience digestive issues such as bloating, gas, or diarrhea when taking certain forms of mineral supplements. Bisglycinate is often considered to be gentler on the stomach compared to other forms of mineral chelates, making it a preferred choice for those with sensitive digestive systems. Glycinate is also well-tolerated by most individuals, but some may still experience mild gastrointestinal discomfort.

Cost

Cost is another consideration when comparing bisglycinate and glycinate supplements. Generally, bisglycinate supplements tend to be slightly more expensive than glycinate supplements due to the additional processing required to create the double glycine structure. While the cost difference may not be significant for some consumers, it is something to keep in mind when making a purchasing decision. However, the potential benefits of bisglycinate's enhanced absorption and gastrointestinal tolerance may outweigh the higher cost for some individuals.

Recommended Uses

Both bisglycinate and glycinate are commonly used in dietary supplements to improve mineral absorption and support overall health. Bisglycinate is often recommended for individuals who have difficulty absorbing minerals due to digestive issues or other health conditions. Its dual glycine structure may help to overcome absorption barriers and deliver higher levels of minerals to the body. Glycinate is a more general form of mineral chelate that is suitable for most individuals looking to enhance their mineral intake.

Conclusion

In conclusion, bisglycinate and glycinate are both effective forms of mineral chelates that offer unique benefits for improving mineral absorption and reducing gastrointestinal side effects. While bisglycinate may have a slight edge in terms of absorption and gastrointestinal tolerance, glycinate is still a highly bioavailable form of mineral chelate that is well-tolerated by most individuals. Ultimately, the choice between bisglycinate and glycinate will depend on individual preferences, needs, and budget considerations.