The five drinks that are most harmful to your bones, according to health experts.

If the goal is to protect your bones, the evidence does not support saying that five specific drinks literally “destroy” bone. The stronger evidence is that heavy alcohol use, frequent cola consumption, and excessive caffeine can be unfavorable—especially when they replace calcium- and nutrient-rich drinks. Harvard Health+2

5 drinks to be cautious about

1. Heavy alcohol consumption
   This is the clearest concern. Chronic heavy drinking is a recognized risk factor for osteoporosis and fractures, partly through effects on calcium/vitamin D, bone formation, hormones, nutrition, and fall risk. Health+1

2. Cola and other cola-type soft drinks
   Several studies have found an association between high cola consumption and lower bone mineral density, particularly in women. The suspected contributors include caffeine, phosphoric acid, and—importantly—cola replacing healthier calcium-containing beverages. Cause and effect isn’t firmly established. Harvard Health+1

3. Highly caffeinated energy drinks
   The concern here is primarily high caffeine intake, rather than carbonation itself. Excessive caffeine can slightly reduce calcium absorption and increase urinary calcium loss. Evidence that moderate caffeine intake harms bones is much weaker. Bone Health & Osteoporosis Foundation+1

4. Large amounts of coffee
   Coffee isn’t a “bone-destroying” beverage. Moderate consumption is generally compatible with healthy bones, but very high intake may become a concern, particularly when calcium intake is inadequate. Recent observational research has also suggested possible lower bone density with very high consumption, although it cannot establish that coffee caused the loss. Verywell Health+1

5. Sugary soft drinks and sweetened beverages
   Regular consumption can be problematic because these drinks provide lots of sugar but little calcium or other bone-supportive nutrition. Studies have associated sugar-sweetened beverages with poorer bone outcomes, although the relationship is complicated by overall diet and lifestyle. Cleveland Clinic+1

One important myth

The carbonation itself isn’t what weakens your bones. Plain sparkling water isn’t considered harmful to bone health. The bigger concern is the nutritional profile of beverages such as cola and what they replace in the diet. Bone Health & Osteoporosis Foundation+1

What matters more than avoiding one particular drink

For strong bones, focus on getting adequate calcium, vitamin D and protein, doing regular weight-bearing/resistance exercise, avoiding smoking, and limiting alcohol. Health+1

Bottom line: If you’re choosing what to cut back first, heavy alcohol and frequent cola/sugary soft drinks deserve the most attention. You generally don’t need to give up coffee or tea completely; moderation and adequate calcium intake are more important.