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- GNC Potassium & Magnesium Aspartate 250 240 Capsules
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- Price: $26.99
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- GNC Potassium & Magnesium Aspartate 250 120 Capsules
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- Price: $14.99
- Member Price: $11.99 Become a Member
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- GNC Magnesium 500 120 Capsules
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- Price: $8.99
- Member Price: $7.19 Become a Member
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- GNC Super Magnesium 90 Caplets
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- Price: $14.99
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- GNC Magnesium 250 90 Tablets
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- Price: $4.99
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