diff --git a/core/ns-sdk/src/main/java/info/nightscout/sdk/NSAndroidClientImpl.kt b/core/ns-sdk/src/main/java/info/nightscout/sdk/NSAndroidClientImpl.kt
index 4769e6c3a4..d7bf25eaf7 100644
--- a/core/ns-sdk/src/main/java/info/nightscout/sdk/NSAndroidClientImpl.kt
+++ b/core/ns-sdk/src/main/java/info/nightscout/sdk/NSAndroidClientImpl.kt
@@ -186,7 +186,9 @@ class NSAndroidClientImpl(
         nsSgvV3.date = null
         val remoteEntry = nsSgvV3.toRemoteEntry()
         val identifier = remoteEntry.identifier ?: throw InvalidFormatNightscoutException()
-        val response = api.updateEntry(remoteEntry, identifier)
+        val response =
+            if (nsSgvV3.isValid) api.updateEntry(remoteEntry, identifier)
+            else api.deleteEntry(identifier)
         if (response.isSuccessful) {
             return@callWrapper CreateUpdateResponse(
                 response = response.code(),
@@ -312,7 +314,9 @@ class NSAndroidClientImpl(
         nsTreatment.date = null
         val remoteTreatment = nsTreatment.toRemoteTreatment() ?: throw InvalidFormatNightscoutException()
         val identifier = remoteTreatment.identifier ?: throw InvalidFormatNightscoutException()
-        val response = api.updateTreatment(remoteTreatment, identifier)
+        val response =
+            if (nsTreatment.isValid) api.updateTreatment(remoteTreatment, identifier)
+            else api.deleteTreatment(identifier)
         if (response.isSuccessful) {
             return@callWrapper CreateUpdateResponse(
                 response = response.code(),
@@ -388,7 +392,10 @@ class NSAndroidClientImpl(
     override suspend fun updateFood(nsFood: NSFood): CreateUpdateResponse = callWrapper(dispatcher) {
 
         val remoteFood = nsFood.toRemoteFood()
-        val response = api.updateFood(remoteFood)
+        val identifier = nsFood.identifier ?: throw InvalidFormatNightscoutException()
+        val response =
+            if (nsFood.isValid) api.updateFood(remoteFood, identifier)
+            else api.deleteFood(identifier)
         if (response.isSuccessful) {
             return@callWrapper CreateUpdateResponse(
                 response = response.code(),
diff --git a/core/ns-sdk/src/main/java/info/nightscout/sdk/networking/NightscoutRemoteService.kt b/core/ns-sdk/src/main/java/info/nightscout/sdk/networking/NightscoutRemoteService.kt
index 59af887bdd..38e35c3c84 100644
--- a/core/ns-sdk/src/main/java/info/nightscout/sdk/networking/NightscoutRemoteService.kt
+++ b/core/ns-sdk/src/main/java/info/nightscout/sdk/networking/NightscoutRemoteService.kt
@@ -12,6 +12,7 @@ import info.nightscout.sdk.remotemodel.RemoteTreatment
 import org.json.JSONObject
 import retrofit2.Response
 import retrofit2.http.Body
+import retrofit2.http.DELETE
 import retrofit2.http.GET
 import retrofit2.http.PATCH
 import retrofit2.http.POST
@@ -52,6 +53,9 @@ internal interface NightscoutRemoteService {
     @PATCH("v3/entries/{identifier}")
     suspend fun updateEntry(@Body remoteEntry: RemoteEntry, @Path("identifier") identifier: String): Response<NSResponse<RemoteCreateUpdateResponse>>
 
+    @DELETE("v3/entries/{identifier}")
+    suspend fun deleteEntry(@Path("identifier") identifier: String): Response<NSResponse<RemoteCreateUpdateResponse>>
+
     @GET("v3/treatments")
     suspend fun getTreatmentsNewerThan(@Query(value = "created_at\$gt", encoded = true) createdAt: String, @Query("limit") limit: Long): Response<NSResponse<List<RemoteTreatment>>>
 
@@ -64,6 +68,9 @@ internal interface NightscoutRemoteService {
     @PATCH("v3/treatments/{identifier}")
     suspend fun updateTreatment(@Body remoteTreatment: RemoteTreatment, @Path("identifier") identifier: String): Response<NSResponse<RemoteCreateUpdateResponse>>
 
+    @DELETE("v3/treatments/{identifier}")
+    suspend fun deleteTreatment(@Path("identifier") identifier: String): Response<NSResponse<RemoteCreateUpdateResponse>>
+
     @POST("v3/devicestatus")
     suspend fun createDeviceStatus(@Body remoteDeviceStatus: RemoteDeviceStatus): Response<NSResponse<RemoteCreateUpdateResponse>>
 
@@ -81,7 +88,10 @@ internal interface NightscoutRemoteService {
     suspend fun createFood(@Body remoteFood: RemoteFood): Response<NSResponse<RemoteCreateUpdateResponse>>
 
     @PATCH("v3/food")
-    suspend fun updateFood(@Body remoteFood: RemoteFood): Response<NSResponse<RemoteCreateUpdateResponse>>
+    suspend fun updateFood(@Body remoteFood: RemoteFood, @Path("identifier") identifier: String): Response<NSResponse<RemoteCreateUpdateResponse>>
+
+    @DELETE("v3/food")
+    suspend fun deleteFood(@Path("identifier") identifier: String): Response<NSResponse<RemoteCreateUpdateResponse>>
 
     @GET("v3/profile?sort\$desc=date&limit=1")
     suspend fun getLastProfile(): Response<NSResponse<List<JSONObject>>>